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<div class="title">ngram_model_arpa.c</div> </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/* -*- c-basic-offset: 4; indent-tabs-mode: nil -*- */</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">/* ====================================================================</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> * Copyright (c) 1999-2007 Carnegie Mellon University. All rights</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * reserved.</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * Redistribution and use in source and binary forms, with or without</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * modification, are permitted provided that the following conditions</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> * are met:</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> * 1. Redistributions of source code must retain the above copyright</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> * notice, this list of conditions and the following disclaimer. </span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> * 2. Redistributions in binary form must reproduce the above copyright</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * notice, this list of conditions and the following disclaimer in</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> * the documentation and/or other materials provided with the</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> * distribution.</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> * This work was supported in part by funding from the Defense Advanced </span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> * Research Projects Agency and the National Science Foundation of the </span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"> * United States of America, and the CMU Sphinx Speech Consortium.</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment"> * THIS SOFTWARE IS PROVIDED BY CARNEGIE MELLON UNIVERSITY ``AS IS'' AND </span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment"> * ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, </span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment"> * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR</span></div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment"> * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY</span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="comment"> * NOR ITS EMPLOYEES BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="comment"> * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT </span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment"> * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, </span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment"> * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY </span></div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="comment"> * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT </span></div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="comment"> * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE </span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="comment"> * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.</span></div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="comment"> * ====================================================================</span></div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="comment"> * \file ngram_model_arpa.c ARPA format language models</span></div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="comment"> * Author: David Huggins-Daines <dhuggins@cs.cmu.edu></span></div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> </div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="preprocessor">#include "<a class="code" href="ckd__alloc_8h.html">sphinxbase/ckd_alloc.h</a>"</span></div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="preprocessor">#include <string.h></span></div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="preprocessor">#include <limits.h></span></div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="preprocessor">#include <assert.h></span></div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> </div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="preprocessor">#include "<a class="code" href="err_8h.html">sphinxbase/err.h</a>"</span></div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="preprocessor">#include "<a class="code" href="pio_8h.html">sphinxbase/pio.h</a>"</span></div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="preprocessor">#include "<a class="code" href="listelem__alloc_8h.html">sphinxbase/listelem_alloc.h</a>"</span></div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="preprocessor">#include "<a class="code" href="strfuncs_8h.html">sphinxbase/strfuncs.h</a>"</span></div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> </div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="preprocessor">#include "ngram_model_arpa.h"</span></div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> </div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="keyword">static</span> <a class="code" href="structngram__funcs__s.html">ngram_funcs_t</a> ngram_model_arpa_funcs;</div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> </div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="preprocessor">#define TSEG_BASE(m,b) ((m)->lm3g.tseg_base[(b)>>LOG_BG_SEG_SZ])</span></div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="preprocessor">#define FIRST_BG(m,u) ((m)->lm3g.unigrams[u].bigrams)</span></div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="preprocessor">#define FIRST_TG(m,b) (TSEG_BASE((m),(b))+((m)->lm3g.bigrams[b].trigrams))</span></div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> </div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="comment"> * Read and return #unigrams, #bigrams, #trigrams as stated in input file.</span></div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="keyword">static</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> ReadNgramCounts(<a class="code" href="structlineiter__t.html">lineiter_t</a> **li, int32 * n_ug, int32 * n_bg, int32 * n_tg)</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span> {</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  int32 ngram, ngram_cnt;</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> </div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="comment">/* skip file until past the '\data\' marker */</span></div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <span class="keywordflow">while</span> (*li) {</div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <a class="code" href="strfuncs_8h.html#ac36a095632a4f16cf4e0fbcdb01de5ad">string_trim</a>((*li)->buf, <a class="code" href="strfuncs_8h.html#ab5c9ca15770a4bd3047705762b815df9a4fcbb0fe16fa4aa48723ba3ba10c26dd">STRING_BOTH</a>);</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="keywordflow">if</span> (strcmp((*li)->buf, <span class="stringliteral">"\\data\\"</span>) == 0)</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  *li = <a class="code" href="pio_8h.html#aff8df0b6928746d61b3520555263f71e">lineiter_next</a>(*li);</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  }</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="keywordflow">if</span> (*li == NULL || strcmp((*li)->buf, <span class="stringliteral">"\\data\\"</span>) != 0) {</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <a class="code" href="err_8h.html#ac3c705943d946708cea0a1443be1c853">E_INFO</a>(<span class="stringliteral">"No \\data\\ mark in LM file\n"</span>);</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  }</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> </div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  *n_ug = *n_bg = *n_tg = 0;</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="keywordflow">while</span> ((*li = <a class="code" href="pio_8h.html#aff8df0b6928746d61b3520555263f71e">lineiter_next</a>(*li))) {</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="keywordflow">if</span> (sscanf((*li)->buf, <span class="stringliteral">"ngram %d=%d"</span>, &ngram, &ngram_cnt) != 2)</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="keywordflow">switch</span> (ngram) {</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="keywordflow">case</span> 1:</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  *n_ug = ngram_cnt;</div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="keywordflow">case</span> 2:</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  *n_bg = ngram_cnt;</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="keywordflow">case</span> 3:</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  *n_tg = ngram_cnt;</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="keywordflow">default</span>:</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <a class="code" href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993">E_ERROR</a>(<span class="stringliteral">"Unknown ngram (%d)\n"</span>, ngram);</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  }</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  }</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="keywordflow">if</span> (*li == NULL) {</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <a class="code" href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993">E_ERROR</a>(<span class="stringliteral">"EOF while reading ngram counts\n"</span>);</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  }</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span> </div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="comment">/* Position iterator to the unigrams header '\1-grams:\' */</span></div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <span class="keywordflow">while</span> ((*li = <a class="code" href="pio_8h.html#aff8df0b6928746d61b3520555263f71e">lineiter_next</a>(*li))) {</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <a class="code" href="strfuncs_8h.html#ac36a095632a4f16cf4e0fbcdb01de5ad">string_trim</a>((*li)->buf, <a class="code" href="strfuncs_8h.html#ab5c9ca15770a4bd3047705762b815df9a4fcbb0fe16fa4aa48723ba3ba10c26dd">STRING_BOTH</a>);</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keywordflow">if</span> (strcmp((*li)->buf, <span class="stringliteral">"\\1-grams:"</span>) == 0)</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  }</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="keywordflow">if</span> (*li == NULL) {</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <a class="code" href="err_8h.html#a54ffbfe898d74595c586a1f48f32ef03">E_ERROR_SYSTEM</a>(<span class="stringliteral">"Failed to read \\1-grams: mark"</span>);</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  }</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span> </div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="keywordflow">if</span> ((*n_ug <= 0) || (*n_bg < 0) || (*n_tg < 0)) {</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <a class="code" href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993">E_ERROR</a>(<span class="stringliteral">"Bad or missing ngram count\n"</span>);</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  }</div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span> }</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span> </div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span> <span class="comment"> * Read in the unigrams from given file into the LM structure model.</span></div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span> <span class="comment"> * On entry to this procedure, the iterator is positioned to the</span></div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span> <span class="comment"> * header line '\1-grams:'.</span></div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span> <span class="keyword">static</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span> ReadUnigrams(<a class="code" href="structlineiter__t.html">lineiter_t</a> **li, <a class="code" href="structngram__model__arpa__s.html">ngram_model_arpa_t</a> * model)</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span> {</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <a class="code" href="structngram__model__s.html">ngram_model_t</a> *base = &model-><a class="code" href="structngram__model__arpa__s.html#ab09caa709057492ca333e7349e006c5d">base</a>;</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  int32 wcnt;</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  <span class="keywordtype">float</span> p1;</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span> </div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  <a class="code" href="err_8h.html#ac3c705943d946708cea0a1443be1c853">E_INFO</a>(<span class="stringliteral">"Reading unigrams\n"</span>);</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span> </div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  wcnt = 0;</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="keywordflow">while</span> ((*li = <a class="code" href="pio_8h.html#aff8df0b6928746d61b3520555263f71e">lineiter_next</a>(*li))) {</div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <span class="keywordtype">char</span> *wptr[3], *name;</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  float32 bo_wt = 0.0f;</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="keywordtype">int</span> n;</div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span> </div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  <a class="code" href="strfuncs_8h.html#ac36a095632a4f16cf4e0fbcdb01de5ad">string_trim</a>((*li)->buf, <a class="code" href="strfuncs_8h.html#ab5c9ca15770a4bd3047705762b815df9a4fcbb0fe16fa4aa48723ba3ba10c26dd">STRING_BOTH</a>);</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <span class="keywordflow">if</span> (strcmp((*li)->buf, <span class="stringliteral">"\\2-grams:"</span>) == 0</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  || strcmp((*li)->buf, <span class="stringliteral">"\\end\\"</span>) == 0)</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span> </div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <span class="keywordflow">if</span> ((n = <a class="code" href="strfuncs_8h.html#a5b520fdebcca599db86faaf75a82173f">str2words</a>((*li)->buf, wptr, 3)) < 2) {</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <span class="keywordflow">if</span> ((*li)->buf[0] != <span class="charliteral">'\0'</span>)</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <a class="code" href="err_8h.html#a6a794bec721b555ac1f2167f9e12f662">E_WARN</a>(<span class="stringliteral">"Format error; unigram ignored: %s\n"</span>, (*li)->buf);</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="keywordflow">continue</span>;</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  }</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  p1 = (float)<a class="code" href="strfuncs_8h.html#ab708351fe7308551632a782bfad75a1e">atof_c</a>(wptr[0]);</div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  name = wptr[1];</div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <span class="keywordflow">if</span> (n == 3)</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  bo_wt = (float)<a class="code" href="strfuncs_8h.html#ab708351fe7308551632a782bfad75a1e">atof_c</a>(wptr[2]);</div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  }</div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span> </div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="keywordflow">if</span> (wcnt >= base-><a class="code" href="structngram__model__s.html#a9dcba9b49cc1cd189b257e5838da0eee">n_counts</a>[0]) {</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <a class="code" href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993">E_ERROR</a>(<span class="stringliteral">"Too many unigrams\n"</span>);</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  }</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span> </div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  <span class="comment">/* Associate name with word id */</span></div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  base-><a class="code" href="structngram__model__s.html#ae625e779e340845f03fb3da164e93039">word_str</a>[wcnt] = <a class="code" href="ckd__alloc_8h.html#ad313f92478859f9e4ea99d0f6e78c393">ckd_salloc</a>(name);</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <span class="keywordflow">if</span> ((<a class="code" href="hash__table_8h.html#aebfe63c3869c271b125a8413ee384412">hash_table_enter</a>(base-><a class="code" href="structngram__model__s.html#a75567419a8002ef6e916c81f5d9ee9ed">wid</a>, base-><a class="code" href="structngram__model__s.html#ae625e779e340845f03fb3da164e93039">word_str</a>[wcnt], (<span class="keywordtype">void</span> *)(<span class="keywordtype">long</span>)wcnt))</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  != (<span class="keywordtype">void</span> *)(<span class="keywordtype">long</span>)wcnt) {</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  <a class="code" href="err_8h.html#a6a794bec721b555ac1f2167f9e12f662">E_WARN</a>(<span class="stringliteral">"Duplicate word in dictionary: %s\n"</span>, base-><a class="code" href="structngram__model__s.html#ae625e779e340845f03fb3da164e93039">word_str</a>[wcnt]);</div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  }</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  model-><a class="code" href="structngram__model__arpa__s.html#abe1aa64587afdcb6134c0efaad622e78">lm3g</a>.unigrams[wcnt].<a class="code" href="structunigram__s.html#a488db9623272838a933cd4b768409fea">prob1</a>.l = <a class="code" href="logmath_8h.html#aacb4dddeed63a61fb927915f7e3a642e">logmath_log10_to_log</a>(base-><a class="code" href="structngram__model__s.html#a2ca373109c651ac998b33153eb38fd95">lmath</a>, p1);</div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  model-><a class="code" href="structngram__model__arpa__s.html#abe1aa64587afdcb6134c0efaad622e78">lm3g</a>.unigrams[wcnt].<a class="code" href="structunigram__s.html#ad33b4af5b40a8d13ffae932bab003df6">bo_wt1</a>.l = <a class="code" href="logmath_8h.html#aacb4dddeed63a61fb927915f7e3a642e">logmath_log10_to_log</a>(base-><a class="code" href="structngram__model__s.html#a2ca373109c651ac998b33153eb38fd95">lmath</a>, bo_wt);</div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  wcnt++;</div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  }</div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span> </div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <span class="keywordflow">if</span> (base-><a class="code" href="structngram__model__s.html#a9dcba9b49cc1cd189b257e5838da0eee">n_counts</a>[0] != wcnt) {</div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <a class="code" href="err_8h.html#a6a794bec721b555ac1f2167f9e12f662">E_WARN</a>(<span class="stringliteral">"lm_t.ucount(%d) != #unigrams read(%d)\n"</span>,</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  base-><a class="code" href="structngram__model__s.html#a9dcba9b49cc1cd189b257e5838da0eee">n_counts</a>[0], wcnt);</div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  base-><a class="code" href="structngram__model__s.html#a9dcba9b49cc1cd189b257e5838da0eee">n_counts</a>[0] = wcnt;</div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  base-><a class="code" href="structngram__model__s.html#a74f85927ef0d5513a1e6c02d13864be3">n_words</a> = wcnt;</div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  }</div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span> }</div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span> </div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span> <span class="comment"> * Read bigrams from given file into given model structure.</span></div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span> <span class="keyword">static</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span> ReadBigrams(<a class="code" href="structlineiter__t.html">lineiter_t</a> **li, <a class="code" href="structngram__model__arpa__s.html">ngram_model_arpa_t</a> * model)</div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span> {</div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  <a class="code" href="structngram__model__s.html">ngram_model_t</a> *base = &model-><a class="code" href="structngram__model__arpa__s.html#ab09caa709057492ca333e7349e006c5d">base</a>;</div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  int32 w1, w2, prev_w1, bgcount;</div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  <a class="code" href="structbigram__s.html">bigram_t</a> *bgptr;</div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span> </div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  <a class="code" href="err_8h.html#ac3c705943d946708cea0a1443be1c853">E_INFO</a>(<span class="stringliteral">"Reading bigrams\n"</span>);</div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span> </div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  bgcount = 0;</div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  bgptr = model-><a class="code" href="structngram__model__arpa__s.html#abe1aa64587afdcb6134c0efaad622e78">lm3g</a>.bigrams;</div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  prev_w1 = -1;</div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span> </div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  <span class="keywordflow">while</span> ((*li = <a class="code" href="pio_8h.html#aff8df0b6928746d61b3520555263f71e">lineiter_next</a>(*li))) {</div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  float32 p, bo_wt = 0.0f;</div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  int32 p2, bo_wt2;</div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  <span class="keywordtype">char</span> *wptr[4], *word1, *word2;</div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  <span class="keywordtype">int</span> n;</div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span> </div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  <a class="code" href="strfuncs_8h.html#ac36a095632a4f16cf4e0fbcdb01de5ad">string_trim</a>((*li)->buf, <a class="code" href="strfuncs_8h.html#ab5c9ca15770a4bd3047705762b815df9a4fcbb0fe16fa4aa48723ba3ba10c26dd">STRING_BOTH</a>);</div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  wptr[3] = NULL;</div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  <span class="keywordflow">if</span> ((n = <a class="code" href="strfuncs_8h.html#a5b520fdebcca599db86faaf75a82173f">str2words</a>((*li)->buf, wptr, 4)) < 3) {</div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  <span class="keywordflow">if</span> ((*li)->buf[0] != <span class="charliteral">'\0'</span>)</div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  <span class="keywordflow">continue</span>;</div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  }</div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  p = (float32)<a class="code" href="strfuncs_8h.html#ab708351fe7308551632a782bfad75a1e">atof_c</a>(wptr[0]);</div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  word1 = wptr[1];</div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  word2 = wptr[2];</div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  <span class="keywordflow">if</span> (wptr[3])</div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  bo_wt = (float32)<a class="code" href="strfuncs_8h.html#ab708351fe7308551632a782bfad75a1e">atof_c</a>(wptr[3]);</div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  }</div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span> </div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  <span class="keywordflow">if</span> ((w1 = <a class="code" href="ngram__model_8h.html#ad03d4355d4ea659815dc25bce8d83880">ngram_wid</a>(base, word1)) == <a class="code" href="ngram__model_8h.html#a3d4b3dddd0ff67e13d30c9bf053d01ab">NGRAM_INVALID_WID</a>) {</div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  <a class="code" href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993">E_ERROR</a>(<span class="stringliteral">"Unknown word: %s, skipping bigram (%s %s)\n"</span>,</div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  word1, word1, word2);</div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  <span class="keywordflow">continue</span>;</div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  }</div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  <span class="keywordflow">if</span> ((w2 = <a class="code" href="ngram__model_8h.html#ad03d4355d4ea659815dc25bce8d83880">ngram_wid</a>(base, word2)) == <a class="code" href="ngram__model_8h.html#a3d4b3dddd0ff67e13d30c9bf053d01ab">NGRAM_INVALID_WID</a>) {</div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  <a class="code" href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993">E_ERROR</a>(<span class="stringliteral">"Unknown word: %s, skipping bigram (%s %s)\n"</span>,</div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  word2, word1, word2);</div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  <span class="keywordflow">continue</span>;</div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  }</div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span> </div>
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  <span class="comment">/* FIXME: Should use logmath_t quantization here. */</span></div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  <span class="comment">/* HACK!! to quantize probs to 4 decimal digits */</span></div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  p = (float32)((int32)(p * 10000)) / 10000;</div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  bo_wt = (float32)((int32)(bo_wt * 10000)) / 10000;</div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span> </div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  p2 = <a class="code" href="logmath_8h.html#aacb4dddeed63a61fb927915f7e3a642e">logmath_log10_to_log</a>(base-><a class="code" href="structngram__model__s.html#a2ca373109c651ac998b33153eb38fd95">lmath</a>, p);</div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  bo_wt2 = <a class="code" href="logmath_8h.html#aacb4dddeed63a61fb927915f7e3a642e">logmath_log10_to_log</a>(base-><a class="code" href="structngram__model__s.html#a2ca373109c651ac998b33153eb38fd95">lmath</a>, bo_wt);</div>
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span> </div>
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  <span class="keywordflow">if</span> (bgcount >= base-><a class="code" href="structngram__model__s.html#a9dcba9b49cc1cd189b257e5838da0eee">n_counts</a>[1]) {</div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  <a class="code" href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993">E_ERROR</a>(<span class="stringliteral">"Too many bigrams\n"</span>);</div>
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  }</div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span> </div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  bgptr-><a class="code" href="structbigram__s.html#af66faad954d56f5ceaf6ba47cdcd9b1f">wid</a> = w2;</div>
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  bgptr-><a class="code" href="structbigram__s.html#a769b8a54f864ac4844e37cfa17ed1af0">prob2</a> = sorted_id(&model->sorted_prob2, &p2);</div>
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  <span class="keywordflow">if</span> (base-><a class="code" href="structngram__model__s.html#a9dcba9b49cc1cd189b257e5838da0eee">n_counts</a>[2] > 0)</div>
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  bgptr-><a class="code" href="structbigram__s.html#a410991054e81251285cbc209964cdaf4">bo_wt2</a> = sorted_id(&model->sorted_bo_wt2, &bo_wt2);</div>
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span> </div>
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  <span class="keywordflow">if</span> (w1 != prev_w1) {</div>
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  <span class="keywordflow">if</span> (w1 < prev_w1) {</div>
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  <a class="code" href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993">E_ERROR</a>(<span class="stringliteral">"Bigrams not in unigram order\n"</span>);</div>
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  }</div>
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span> </div>
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  <span class="keywordflow">for</span> (prev_w1++; prev_w1 <= w1; prev_w1++)</div>
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  model-><a class="code" href="structngram__model__arpa__s.html#abe1aa64587afdcb6134c0efaad622e78">lm3g</a>.unigrams[prev_w1].<a class="code" href="structunigram__s.html#ae148f631c0d9851b14bb9cb31c0c061d">bigrams</a> = bgcount;</div>
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  prev_w1 = w1;</div>
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  }</div>
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  bgcount++;</div>
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  bgptr++;</div>
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span> </div>
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  <span class="keywordflow">if</span> ((bgcount & 0x0000ffff) == 0) {</div>
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  <a class="code" href="err_8h.html#ae5a17ac5be8c738d3d977b1bea2d4538">E_INFOCONT</a>(<span class="stringliteral">"."</span>);</div>
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  }</div>
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  }</div>
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  <span class="keywordflow">if</span> (*li == NULL || ((strcmp((*li)->buf, <span class="stringliteral">"\\end\\"</span>) != 0)</div>
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  && (strcmp((*li)->buf, <span class="stringliteral">"\\3-grams:"</span>) != 0))) {</div>
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  <a class="code" href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993">E_ERROR</a>(<span class="stringliteral">"Bad bigram: %s\n"</span>, (*li)->buf);</div>
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  }</div>
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span> </div>
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  <span class="keywordflow">for</span> (prev_w1++; prev_w1 <= base-><a class="code" href="structngram__model__s.html#a9dcba9b49cc1cd189b257e5838da0eee">n_counts</a>[0]; prev_w1++)</div>
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  model-><a class="code" href="structngram__model__arpa__s.html#abe1aa64587afdcb6134c0efaad622e78">lm3g</a>.unigrams[prev_w1].<a class="code" href="structunigram__s.html#ae148f631c0d9851b14bb9cb31c0c061d">bigrams</a> = bgcount;</div>
<div class="line"><a name="l00276"></a><span class="lineno"> 276</span> </div>
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span> }</div>
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span> </div>
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span> <span class="comment"> * Very similar to ReadBigrams.</span></div>
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span> <span class="keyword">static</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span> ReadTrigrams(<a class="code" href="structlineiter__t.html">lineiter_t</a> **li, <a class="code" href="structngram__model__arpa__s.html">ngram_model_arpa_t</a> * model)</div>
<div class="line"><a name="l00285"></a><span class="lineno"> 285</span> {</div>
<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  <a class="code" href="structngram__model__s.html">ngram_model_t</a> *base = &model-><a class="code" href="structngram__model__arpa__s.html#ab09caa709057492ca333e7349e006c5d">base</a>;</div>
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  int32 i, w1, w2, w3, prev_w1, prev_w2, tgcount, prev_bg, bg, endbg;</div>
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  int32 seg, prev_seg, prev_seg_lastbg;</div>
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  <a class="code" href="structtrigram__s.html">trigram_t</a> *tgptr;</div>
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  <a class="code" href="structbigram__s.html">bigram_t</a> *bgptr;</div>
<div class="line"><a name="l00291"></a><span class="lineno"> 291</span> </div>
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  <a class="code" href="err_8h.html#ac3c705943d946708cea0a1443be1c853">E_INFO</a>(<span class="stringliteral">"Reading trigrams\n"</span>);</div>
<div class="line"><a name="l00293"></a><span class="lineno"> 293</span> </div>
<div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  tgcount = 0;</div>
<div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  tgptr = model-><a class="code" href="structngram__model__arpa__s.html#abe1aa64587afdcb6134c0efaad622e78">lm3g</a>.trigrams;</div>
<div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  prev_w1 = -1;</div>
<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  prev_w2 = -1;</div>
<div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  prev_bg = -1;</div>
<div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  prev_seg = -1;</div>
<div class="line"><a name="l00300"></a><span class="lineno"> 300</span> </div>
<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  <span class="keywordflow">while</span> ((*li = <a class="code" href="pio_8h.html#aff8df0b6928746d61b3520555263f71e">lineiter_next</a>(*li))) {</div>
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  float32 p;</div>
<div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  int32 p3;</div>
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  <span class="keywordtype">char</span> *wptr[4], *word1, *word2, *word3;</div>
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span> </div>
<div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  <a class="code" href="strfuncs_8h.html#ac36a095632a4f16cf4e0fbcdb01de5ad">string_trim</a>((*li)->buf, <a class="code" href="strfuncs_8h.html#ab5c9ca15770a4bd3047705762b815df9a4fcbb0fe16fa4aa48723ba3ba10c26dd">STRING_BOTH</a>);</div>
<div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  <span class="keywordflow">if</span> (<a class="code" href="strfuncs_8h.html#a5b520fdebcca599db86faaf75a82173f">str2words</a>((*li)->buf, wptr, 4) != 4) {</div>
<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  <span class="keywordflow">if</span> ((*li)->buf[0] != <span class="charliteral">'\0'</span>)</div>
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  <span class="keywordflow">continue</span>;</div>
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  }</div>
<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  p = (float32)<a class="code" href="strfuncs_8h.html#ab708351fe7308551632a782bfad75a1e">atof_c</a>(wptr[0]);</div>
<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  word1 = wptr[1];</div>
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  word2 = wptr[2];</div>
<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  word3 = wptr[3];</div>
<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  }</div>
<div class="line"><a name="l00318"></a><span class="lineno"> 318</span> </div>
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  <span class="keywordflow">if</span> ((w1 = <a class="code" href="ngram__model_8h.html#ad03d4355d4ea659815dc25bce8d83880">ngram_wid</a>(base, word1)) == <a class="code" href="ngram__model_8h.html#a3d4b3dddd0ff67e13d30c9bf053d01ab">NGRAM_INVALID_WID</a>) {</div>
<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  <a class="code" href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993">E_ERROR</a>(<span class="stringliteral">"Unknown word: %s, skipping trigram (%s %s %s)\n"</span>,</div>
<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  word1, word1, word2, word3);</div>
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  <span class="keywordflow">continue</span>;</div>
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  }</div>
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  <span class="keywordflow">if</span> ((w2 = <a class="code" href="ngram__model_8h.html#ad03d4355d4ea659815dc25bce8d83880">ngram_wid</a>(base, word2)) == <a class="code" href="ngram__model_8h.html#a3d4b3dddd0ff67e13d30c9bf053d01ab">NGRAM_INVALID_WID</a>) {</div>
<div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  <a class="code" href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993">E_ERROR</a>(<span class="stringliteral">"Unknown word: %s, skipping trigram (%s %s %s)\n"</span>,</div>
<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  word2, word1, word2, word3);</div>
<div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  <span class="keywordflow">continue</span>;</div>
<div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  }</div>
<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  <span class="keywordflow">if</span> ((w3 = <a class="code" href="ngram__model_8h.html#ad03d4355d4ea659815dc25bce8d83880">ngram_wid</a>(base, word3)) == <a class="code" href="ngram__model_8h.html#a3d4b3dddd0ff67e13d30c9bf053d01ab">NGRAM_INVALID_WID</a>) {</div>
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  <a class="code" href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993">E_ERROR</a>(<span class="stringliteral">"Unknown word: %s, skipping trigram (%s %s %s)\n"</span>,</div>
<div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  word3, word1, word2, word3);</div>
<div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  <span class="keywordflow">continue</span>;</div>
<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  }</div>
<div class="line"><a name="l00334"></a><span class="lineno"> 334</span> </div>
<div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  <span class="comment">/* FIXME: Should use logmath_t quantization here. */</span></div>
<div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  <span class="comment">/* HACK!! to quantize probs to 4 decimal digits */</span></div>
<div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  p = (float32)((int32)(p * 10000)) / 10000;</div>
<div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  p3 = <a class="code" href="logmath_8h.html#aacb4dddeed63a61fb927915f7e3a642e">logmath_log10_to_log</a>(base-><a class="code" href="structngram__model__s.html#a2ca373109c651ac998b33153eb38fd95">lmath</a>, p);</div>
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span> </div>
<div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  <span class="keywordflow">if</span> (tgcount >= base-><a class="code" href="structngram__model__s.html#a9dcba9b49cc1cd189b257e5838da0eee">n_counts</a>[2]) {</div>
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  <a class="code" href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993">E_ERROR</a>(<span class="stringliteral">"Too many trigrams\n"</span>);</div>
<div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  }</div>
<div class="line"><a name="l00344"></a><span class="lineno"> 344</span> </div>
<div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  tgptr-><a class="code" href="structtrigram__s.html#a492e1fedb16fa11d26a941177c1305be">wid</a> = w3;</div>
<div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  tgptr-><a class="code" href="structtrigram__s.html#a52f3fad42f7c653a469af0c1b75988a9">prob3</a> = sorted_id(&model->sorted_prob3, &p3);</div>
<div class="line"><a name="l00347"></a><span class="lineno"> 347</span> </div>
<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  <span class="keywordflow">if</span> ((w1 != prev_w1) || (w2 != prev_w2)) {</div>
<div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  <span class="comment">/* Trigram for a new bigram; update tg info for all previous bigrams */</span></div>
<div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  <span class="keywordflow">if</span> ((w1 < prev_w1) || ((w1 == prev_w1) && (w2 < prev_w2))) {</div>
<div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  <a class="code" href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993">E_ERROR</a>(<span class="stringliteral">"Trigrams not in bigram order\n"</span>);</div>
<div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00353"></a><span class="lineno"> 353</span>  }</div>
<div class="line"><a name="l00354"></a><span class="lineno"> 354</span> </div>
<div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  bg = (w1 !=</div>
<div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  prev_w1) ? model-><a class="code" href="structngram__model__arpa__s.html#abe1aa64587afdcb6134c0efaad622e78">lm3g</a>.unigrams[w1].<a class="code" href="structunigram__s.html#ae148f631c0d9851b14bb9cb31c0c061d">bigrams</a> : prev_bg + 1;</div>
<div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  endbg = model-><a class="code" href="structngram__model__arpa__s.html#abe1aa64587afdcb6134c0efaad622e78">lm3g</a>.unigrams[w1 + 1].<a class="code" href="structunigram__s.html#ae148f631c0d9851b14bb9cb31c0c061d">bigrams</a>;</div>
<div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  bgptr = model-><a class="code" href="structngram__model__arpa__s.html#abe1aa64587afdcb6134c0efaad622e78">lm3g</a>.bigrams + bg;</div>
<div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  for (; (bg < endbg) && (bgptr-><a class="code" href="structbigram__s.html#af66faad954d56f5ceaf6ba47cdcd9b1f">wid</a> != w2); bg++, bgptr++);</div>
<div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  <span class="keywordflow">if</span> (bg >= endbg) {</div>
<div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  <a class="code" href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993">E_ERROR</a>(<span class="stringliteral">"Missing bigram for trigram: %s"</span>, (*li)->buf);</div>
<div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  }</div>
<div class="line"><a name="l00364"></a><span class="lineno"> 364</span> </div>
<div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  <span class="comment">/* bg = bigram entry index for <w1,w2>. Update tseg_base */</span></div>
<div class="line"><a name="l00366"></a><span class="lineno"> 366</span>  seg = bg >> LOG_BG_SEG_SZ;</div>
<div class="line"><a name="l00367"></a><span class="lineno"> 367</span>  <span class="keywordflow">for</span> (i = prev_seg + 1; i <= seg; i++)</div>
<div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  model-><a class="code" href="structngram__model__arpa__s.html#abe1aa64587afdcb6134c0efaad622e78">lm3g</a>.<a class="code" href="structlm3g__model__s.html#a6cec34be6a748a9cece94ae3dfc1e8d7">tseg_base</a>[i] = tgcount;</div>
<div class="line"><a name="l00369"></a><span class="lineno"> 369</span> </div>
<div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  <span class="comment">/* Update trigrams pointers for all bigrams until bg */</span></div>
<div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  if (prev_seg < seg) {</div>
<div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  int32 tgoff = 0;</div>
<div class="line"><a name="l00373"></a><span class="lineno"> 373</span> </div>
<div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  <span class="keywordflow">if</span> (prev_seg >= 0) {</div>
<div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  tgoff = tgcount - model-><a class="code" href="structngram__model__arpa__s.html#abe1aa64587afdcb6134c0efaad622e78">lm3g</a>.<a class="code" href="structlm3g__model__s.html#a6cec34be6a748a9cece94ae3dfc1e8d7">tseg_base</a>[prev_seg];</div>
<div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  <span class="keywordflow">if</span> (tgoff > 65535) {</div>
<div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  <a class="code" href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993">E_ERROR</a>(<span class="stringliteral">"Size of trigram segment is bigger than 65535, such a big language models are not supported, use smaller vocabulary\n"</span>);</div>
<div class="line"><a name="l00378"></a><span class="lineno"> 378</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00379"></a><span class="lineno"> 379</span>  }</div>
<div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  }</div>
<div class="line"><a name="l00381"></a><span class="lineno"> 381</span> </div>
<div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  prev_seg_lastbg = ((prev_seg + 1) << LOG_BG_SEG_SZ) - 1;</div>
<div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  bgptr = model-><a class="code" href="structngram__model__arpa__s.html#abe1aa64587afdcb6134c0efaad622e78">lm3g</a>.bigrams + prev_bg;</div>
<div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  <span class="keywordflow">for</span> (++prev_bg, ++bgptr; prev_bg <= prev_seg_lastbg;</div>
<div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  prev_bg++, bgptr++)</div>
<div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  bgptr-><a class="code" href="structbigram__s.html#a11c1cb1d7c40de624f09c372b36a6857">trigrams</a> = tgoff;</div>
<div class="line"><a name="l00387"></a><span class="lineno"> 387</span> </div>
<div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  for (; prev_bg <= bg; prev_bg++, bgptr++)</div>
<div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  bgptr-><a class="code" href="structbigram__s.html#a11c1cb1d7c40de624f09c372b36a6857">trigrams</a> = 0;</div>
<div class="line"><a name="l00390"></a><span class="lineno"> 390</span>  }</div>
<div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  int32 tgoff;</div>
<div class="line"><a name="l00393"></a><span class="lineno"> 393</span> </div>
<div class="line"><a name="l00394"></a><span class="lineno"> 394</span>  tgoff = tgcount - model-><a class="code" href="structngram__model__arpa__s.html#abe1aa64587afdcb6134c0efaad622e78">lm3g</a>.<a class="code" href="structlm3g__model__s.html#a6cec34be6a748a9cece94ae3dfc1e8d7">tseg_base</a>[prev_seg];</div>
<div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  <span class="keywordflow">if</span> (tgoff > 65535) {</div>
<div class="line"><a name="l00396"></a><span class="lineno"> 396</span>  <a class="code" href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993">E_ERROR</a>(<span class="stringliteral">"Size of trigram segment is bigger than 65535, such a big language models are not supported, use smaller vocabulary\n"</span>);</div>
<div class="line"><a name="l00397"></a><span class="lineno"> 397</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00398"></a><span class="lineno"> 398</span>  }</div>
<div class="line"><a name="l00399"></a><span class="lineno"> 399</span> </div>
<div class="line"><a name="l00400"></a><span class="lineno"> 400</span>  bgptr = model-><a class="code" href="structngram__model__arpa__s.html#abe1aa64587afdcb6134c0efaad622e78">lm3g</a>.bigrams + prev_bg;</div>
<div class="line"><a name="l00401"></a><span class="lineno"> 401</span>  <span class="keywordflow">for</span> (++prev_bg, ++bgptr; prev_bg <= bg; prev_bg++, bgptr++)</div>
<div class="line"><a name="l00402"></a><span class="lineno"> 402</span>  bgptr-><a class="code" href="structbigram__s.html#a11c1cb1d7c40de624f09c372b36a6857">trigrams</a> = tgoff;</div>
<div class="line"><a name="l00403"></a><span class="lineno"> 403</span>  }</div>
<div class="line"><a name="l00404"></a><span class="lineno"> 404</span> </div>
<div class="line"><a name="l00405"></a><span class="lineno"> 405</span>  prev_w1 = w1;</div>
<div class="line"><a name="l00406"></a><span class="lineno"> 406</span>  prev_w2 = w2;</div>
<div class="line"><a name="l00407"></a><span class="lineno"> 407</span>  prev_bg = bg;</div>
<div class="line"><a name="l00408"></a><span class="lineno"> 408</span>  prev_seg = seg;</div>
<div class="line"><a name="l00409"></a><span class="lineno"> 409</span>  }</div>
<div class="line"><a name="l00410"></a><span class="lineno"> 410</span> </div>
<div class="line"><a name="l00411"></a><span class="lineno"> 411</span>  tgcount++;</div>
<div class="line"><a name="l00412"></a><span class="lineno"> 412</span>  tgptr++;</div>
<div class="line"><a name="l00413"></a><span class="lineno"> 413</span> </div>
<div class="line"><a name="l00414"></a><span class="lineno"> 414</span>  <span class="keywordflow">if</span> ((tgcount & 0x0000ffff) == 0) {</div>
<div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  <a class="code" href="err_8h.html#ae5a17ac5be8c738d3d977b1bea2d4538">E_INFOCONT</a>(<span class="stringliteral">"."</span>);</div>
<div class="line"><a name="l00416"></a><span class="lineno"> 416</span>  }</div>
<div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  }</div>
<div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  <span class="keywordflow">if</span> (*li == NULL || strcmp((*li)->buf, <span class="stringliteral">"\\end\\"</span>) != 0) {</div>
<div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  <a class="code" href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993">E_ERROR</a>(<span class="stringliteral">"Bad trigram: %s\n"</span>, (*li)->buf);</div>
<div class="line"><a name="l00420"></a><span class="lineno"> 420</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  }</div>
<div class="line"><a name="l00422"></a><span class="lineno"> 422</span> </div>
<div class="line"><a name="l00423"></a><span class="lineno"> 423</span>  <span class="keywordflow">for</span> (prev_bg++; prev_bg <= base-><a class="code" href="structngram__model__s.html#a9dcba9b49cc1cd189b257e5838da0eee">n_counts</a>[1]; prev_bg++) {</div>
<div class="line"><a name="l00424"></a><span class="lineno"> 424</span>  <span class="keywordflow">if</span> ((prev_bg & (BG_SEG_SZ - 1)) == 0)</div>
<div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  model-><a class="code" href="structngram__model__arpa__s.html#abe1aa64587afdcb6134c0efaad622e78">lm3g</a>.<a class="code" href="structlm3g__model__s.html#a6cec34be6a748a9cece94ae3dfc1e8d7">tseg_base</a>[prev_bg >> LOG_BG_SEG_SZ] = tgcount;</div>
<div class="line"><a name="l00426"></a><span class="lineno"> 426</span>  <span class="keywordflow">if</span> ((tgcount - model-><a class="code" href="structngram__model__arpa__s.html#abe1aa64587afdcb6134c0efaad622e78">lm3g</a>.<a class="code" href="structlm3g__model__s.html#a6cec34be6a748a9cece94ae3dfc1e8d7">tseg_base</a>[prev_bg >> LOG_BG_SEG_SZ]) > 65535) {</div>
<div class="line"><a name="l00427"></a><span class="lineno"> 427</span>  <a class="code" href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993">E_ERROR</a>(<span class="stringliteral">"Size of trigram segment is bigger than 65535, such a big language models are not supported, use smaller vocabulary\n"</span>);</div>
<div class="line"><a name="l00428"></a><span class="lineno"> 428</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00429"></a><span class="lineno"> 429</span>  }</div>
<div class="line"><a name="l00430"></a><span class="lineno"> 430</span>  model-><a class="code" href="structngram__model__arpa__s.html#abe1aa64587afdcb6134c0efaad622e78">lm3g</a>.bigrams[prev_bg].<a class="code" href="structbigram__s.html#a11c1cb1d7c40de624f09c372b36a6857">trigrams</a> =</div>
<div class="line"><a name="l00431"></a><span class="lineno"> 431</span>  tgcount - model-><a class="code" href="structngram__model__arpa__s.html#abe1aa64587afdcb6134c0efaad622e78">lm3g</a>.<a class="code" href="structlm3g__model__s.html#a6cec34be6a748a9cece94ae3dfc1e8d7">tseg_base</a>[prev_bg >> LOG_BG_SEG_SZ];</div>
<div class="line"><a name="l00432"></a><span class="lineno"> 432</span>  }</div>
<div class="line"><a name="l00433"></a><span class="lineno"> 433</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00434"></a><span class="lineno"> 434</span> }</div>
<div class="line"><a name="l00435"></a><span class="lineno"> 435</span> </div>
<div class="line"><a name="l00436"></a><span class="lineno"> 436</span> <span class="keyword">static</span> <a class="code" href="structunigram__s.html">unigram_t</a> *</div>
<div class="line"><a name="l00437"></a><span class="lineno"> 437</span> new_unigram_table(int32 n_ug)</div>
<div class="line"><a name="l00438"></a><span class="lineno"> 438</span> {</div>
<div class="line"><a name="l00439"></a><span class="lineno"> 439</span>  <a class="code" href="structunigram__s.html">unigram_t</a> *table;</div>
<div class="line"><a name="l00440"></a><span class="lineno"> 440</span>  int32 i;</div>
<div class="line"><a name="l00441"></a><span class="lineno"> 441</span> </div>
<div class="line"><a name="l00442"></a><span class="lineno"> 442</span>  table = <a class="code" href="ckd__alloc_8h.html#aa00ef21903bc4f8a972488417adc8d2e">ckd_calloc</a>(n_ug, <span class="keyword">sizeof</span>(<a class="code" href="structunigram__s.html">unigram_t</a>));</div>
<div class="line"><a name="l00443"></a><span class="lineno"> 443</span>  <span class="keywordflow">for</span> (i = 0; i < n_ug; i++) {</div>
<div class="line"><a name="l00444"></a><span class="lineno"> 444</span>  table[i].<a class="code" href="structunigram__s.html#a488db9623272838a933cd4b768409fea">prob1</a>.l = INT_MIN;</div>
<div class="line"><a name="l00445"></a><span class="lineno"> 445</span>  table[i].<a class="code" href="structunigram__s.html#ad33b4af5b40a8d13ffae932bab003df6">bo_wt1</a>.l = INT_MIN;</div>
<div class="line"><a name="l00446"></a><span class="lineno"> 446</span>  }</div>
<div class="line"><a name="l00447"></a><span class="lineno"> 447</span>  <span class="keywordflow">return</span> table;</div>
<div class="line"><a name="l00448"></a><span class="lineno"> 448</span> }</div>
<div class="line"><a name="l00449"></a><span class="lineno"> 449</span> </div>
<div class="line"><a name="l00450"></a><span class="lineno"> 450</span> <a class="code" href="structngram__model__s.html">ngram_model_t</a> *</div>
<div class="line"><a name="l00451"></a><span class="lineno"> 451</span> ngram_model_arpa_read(<a class="code" href="structcmd__ln__t.html">cmd_ln_t</a> *config,</div>
<div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  <span class="keyword">const</span> <span class="keywordtype">char</span> *file_name,</div>
<div class="line"><a name="l00453"></a><span class="lineno"> 453</span>  <a class="code" href="structlogmath__s.html">logmath_t</a> *lmath)</div>
<div class="line"><a name="l00454"></a><span class="lineno"> 454</span> {</div>
<div class="line"><a name="l00455"></a><span class="lineno"> 455</span>  <a class="code" href="structlineiter__t.html">lineiter_t</a> *li;</div>
<div class="line"><a name="l00456"></a><span class="lineno"> 456</span>  FILE *fp;</div>
<div class="line"><a name="l00457"></a><span class="lineno"> 457</span>  int32 is_pipe;</div>
<div class="line"><a name="l00458"></a><span class="lineno"> 458</span>  int32 n_unigram;</div>
<div class="line"><a name="l00459"></a><span class="lineno"> 459</span>  int32 n_bigram;</div>
<div class="line"><a name="l00460"></a><span class="lineno"> 460</span>  int32 n_trigram;</div>
<div class="line"><a name="l00461"></a><span class="lineno"> 461</span>  int32 n;</div>
<div class="line"><a name="l00462"></a><span class="lineno"> 462</span>  <a class="code" href="structngram__model__arpa__s.html">ngram_model_arpa_t</a> *model;</div>
<div class="line"><a name="l00463"></a><span class="lineno"> 463</span>  <a class="code" href="structngram__model__s.html">ngram_model_t</a> *base;</div>
<div class="line"><a name="l00464"></a><span class="lineno"> 464</span> </div>
<div class="line"><a name="l00465"></a><span class="lineno"> 465</span>  <span class="keywordflow">if</span> ((fp = <a class="code" href="pio_8h.html#aa3d71506049eb49cf03eff1b89ef281f">fopen_comp</a>(file_name, <span class="stringliteral">"r"</span>, &is_pipe)) == NULL) {</div>
<div class="line"><a name="l00466"></a><span class="lineno"> 466</span>  <a class="code" href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993">E_ERROR</a>(<span class="stringliteral">"File %s not found\n"</span>, file_name);</div>
<div class="line"><a name="l00467"></a><span class="lineno"> 467</span>  <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a name="l00468"></a><span class="lineno"> 468</span>  }</div>
<div class="line"><a name="l00469"></a><span class="lineno"> 469</span>  li = <a class="code" href="pio_8h.html#a22d0125ab198f02f8bbe543417d99566">lineiter_start</a>(fp);</div>
<div class="line"><a name="l00470"></a><span class="lineno"> 470</span>  </div>
<div class="line"><a name="l00471"></a><span class="lineno"> 471</span>  <span class="comment">/* Read #unigrams, #bigrams, #trigrams from file */</span></div>
<div class="line"><a name="l00472"></a><span class="lineno"> 472</span>  <span class="keywordflow">if</span> (ReadNgramCounts(&li, &n_unigram, &n_bigram, &n_trigram) == -1) {</div>
<div class="line"><a name="l00473"></a><span class="lineno"> 473</span>  <a class="code" href="pio_8h.html#a3f80e5d4d666426cef229dd41237d9cf">lineiter_free</a>(li);</div>
<div class="line"><a name="l00474"></a><span class="lineno"> 474</span>  <a class="code" href="pio_8h.html#a87592c3a2d0a00eed9eda014950beb65">fclose_comp</a>(fp, is_pipe);</div>
<div class="line"><a name="l00475"></a><span class="lineno"> 475</span>  <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a name="l00476"></a><span class="lineno"> 476</span>  }</div>
<div class="line"><a name="l00477"></a><span class="lineno"> 477</span>  <a class="code" href="err_8h.html#ac3c705943d946708cea0a1443be1c853">E_INFO</a>(<span class="stringliteral">"ngrams 1=%d, 2=%d, 3=%d\n"</span>, n_unigram, n_bigram, n_trigram);</div>
<div class="line"><a name="l00478"></a><span class="lineno"> 478</span> </div>
<div class="line"><a name="l00479"></a><span class="lineno"> 479</span>  <span class="comment">/* Allocate space for LM, including initial OOVs and placeholders; initialize it */</span></div>
<div class="line"><a name="l00480"></a><span class="lineno"> 480</span>  model = <a class="code" href="ckd__alloc_8h.html#aa00ef21903bc4f8a972488417adc8d2e">ckd_calloc</a>(1, <span class="keyword">sizeof</span>(*model));</div>
<div class="line"><a name="l00481"></a><span class="lineno"> 481</span>  base = &model-><a class="code" href="structngram__model__arpa__s.html#ab09caa709057492ca333e7349e006c5d">base</a>;</div>
<div class="line"><a name="l00482"></a><span class="lineno"> 482</span>  <span class="keywordflow">if</span> (n_trigram > 0)</div>
<div class="line"><a name="l00483"></a><span class="lineno"> 483</span>  n = 3;</div>
<div class="line"><a name="l00484"></a><span class="lineno"> 484</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (n_bigram > 0)</div>
<div class="line"><a name="l00485"></a><span class="lineno"> 485</span>  n = 2;</div>
<div class="line"><a name="l00486"></a><span class="lineno"> 486</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00487"></a><span class="lineno"> 487</span>  n = 1;</div>
<div class="line"><a name="l00488"></a><span class="lineno"> 488</span>  <span class="comment">/* Initialize base model. */</span></div>
<div class="line"><a name="l00489"></a><span class="lineno"> 489</span>  ngram_model_init(base, &ngram_model_arpa_funcs, lmath, n, n_unigram);</div>
<div class="line"><a name="l00490"></a><span class="lineno"> 490</span>  base-><a class="code" href="structngram__model__s.html#a9dcba9b49cc1cd189b257e5838da0eee">n_counts</a>[0] = n_unigram;</div>
<div class="line"><a name="l00491"></a><span class="lineno"> 491</span>  base-><a class="code" href="structngram__model__s.html#a9dcba9b49cc1cd189b257e5838da0eee">n_counts</a>[1] = n_bigram;</div>
<div class="line"><a name="l00492"></a><span class="lineno"> 492</span>  base-><a class="code" href="structngram__model__s.html#a9dcba9b49cc1cd189b257e5838da0eee">n_counts</a>[2] = n_trigram;</div>
<div class="line"><a name="l00493"></a><span class="lineno"> 493</span>  base-><a class="code" href="structngram__model__s.html#a78a3253febced2cae4732044da466ee6">writable</a> = TRUE;</div>
<div class="line"><a name="l00494"></a><span class="lineno"> 494</span> </div>
<div class="line"><a name="l00495"></a><span class="lineno"> 495</span>  <span class="comment">/*</span></div>
<div class="line"><a name="l00496"></a><span class="lineno"> 496</span> <span class="comment"> * Allocate one extra unigram and bigram entry: sentinels to terminate</span></div>
<div class="line"><a name="l00497"></a><span class="lineno"> 497</span> <span class="comment"> * followers (bigrams and trigrams, respectively) of previous entry.</span></div>
<div class="line"><a name="l00498"></a><span class="lineno"> 498</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00499"></a><span class="lineno"> 499</span>  model-><a class="code" href="structngram__model__arpa__s.html#abe1aa64587afdcb6134c0efaad622e78">lm3g</a>.unigrams = new_unigram_table(n_unigram + 1);</div>
<div class="line"><a name="l00500"></a><span class="lineno"> 500</span>  model-><a class="code" href="structngram__model__arpa__s.html#abe1aa64587afdcb6134c0efaad622e78">lm3g</a>.bigrams =</div>
<div class="line"><a name="l00501"></a><span class="lineno"> 501</span>  <a class="code" href="ckd__alloc_8h.html#aa00ef21903bc4f8a972488417adc8d2e">ckd_calloc</a>(n_bigram + 1, <span class="keyword">sizeof</span>(<a class="code" href="structbigram__s.html">bigram_t</a>));</div>
<div class="line"><a name="l00502"></a><span class="lineno"> 502</span>  <span class="keywordflow">if</span> (n_trigram > 0)</div>
<div class="line"><a name="l00503"></a><span class="lineno"> 503</span>  model-><a class="code" href="structngram__model__arpa__s.html#abe1aa64587afdcb6134c0efaad622e78">lm3g</a>.trigrams =</div>
<div class="line"><a name="l00504"></a><span class="lineno"> 504</span>  <a class="code" href="ckd__alloc_8h.html#aa00ef21903bc4f8a972488417adc8d2e">ckd_calloc</a>(n_trigram, <span class="keyword">sizeof</span>(<a class="code" href="structtrigram__s.html">trigram_t</a>));</div>
<div class="line"><a name="l00505"></a><span class="lineno"> 505</span> </div>
<div class="line"><a name="l00506"></a><span class="lineno"> 506</span>  <span class="keywordflow">if</span> (n_trigram > 0) {</div>
<div class="line"><a name="l00507"></a><span class="lineno"> 507</span>  model-><a class="code" href="structngram__model__arpa__s.html#abe1aa64587afdcb6134c0efaad622e78">lm3g</a>.<a class="code" href="structlm3g__model__s.html#a6cec34be6a748a9cece94ae3dfc1e8d7">tseg_base</a> =</div>
<div class="line"><a name="l00508"></a><span class="lineno"> 508</span>  <a class="code" href="ckd__alloc_8h.html#aa00ef21903bc4f8a972488417adc8d2e">ckd_calloc</a>((n_bigram + 1) / BG_SEG_SZ + 1,</div>
<div class="line"><a name="l00509"></a><span class="lineno"> 509</span>  <span class="keyword">sizeof</span>(int32));</div>
<div class="line"><a name="l00510"></a><span class="lineno"> 510</span>  }</div>
<div class="line"><a name="l00511"></a><span class="lineno"> 511</span>  <span class="keywordflow">if</span> (ReadUnigrams(&li, model) == -1) {</div>
<div class="line"><a name="l00512"></a><span class="lineno"> 512</span>  <a class="code" href="pio_8h.html#a87592c3a2d0a00eed9eda014950beb65">fclose_comp</a>(fp, is_pipe);</div>
<div class="line"><a name="l00513"></a><span class="lineno"> 513</span>  <a class="code" href="ngram__model_8h.html#aec73d28e7285e539a0b44a7ac0cbe489">ngram_model_free</a>(base);</div>
<div class="line"><a name="l00514"></a><span class="lineno"> 514</span>  <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a name="l00515"></a><span class="lineno"> 515</span>  }</div>
<div class="line"><a name="l00516"></a><span class="lineno"> 516</span>  <a class="code" href="err_8h.html#ac3c705943d946708cea0a1443be1c853">E_INFO</a>(<span class="stringliteral">"%8d = #unigrams created\n"</span>, base-><a class="code" href="structngram__model__s.html#a9dcba9b49cc1cd189b257e5838da0eee">n_counts</a>[0]);</div>
<div class="line"><a name="l00517"></a><span class="lineno"> 517</span> </div>
<div class="line"><a name="l00518"></a><span class="lineno"> 518</span>  init_sorted_list(&model->sorted_prob2);</div>
<div class="line"><a name="l00519"></a><span class="lineno"> 519</span>  <span class="keywordflow">if</span> (base-><a class="code" href="structngram__model__s.html#a9dcba9b49cc1cd189b257e5838da0eee">n_counts</a>[2] > 0)</div>
<div class="line"><a name="l00520"></a><span class="lineno"> 520</span>  init_sorted_list(&model->sorted_bo_wt2);</div>
<div class="line"><a name="l00521"></a><span class="lineno"> 521</span> </div>
<div class="line"><a name="l00522"></a><span class="lineno"> 522</span>  <span class="keywordflow">if</span> (base-><a class="code" href="structngram__model__s.html#a9dcba9b49cc1cd189b257e5838da0eee">n_counts</a>[1] > 0) {</div>
<div class="line"><a name="l00523"></a><span class="lineno"> 523</span>  <span class="keywordflow">if</span> (ReadBigrams(&li, model) == -1) {</div>
<div class="line"><a name="l00524"></a><span class="lineno"> 524</span>  <a class="code" href="pio_8h.html#a87592c3a2d0a00eed9eda014950beb65">fclose_comp</a>(fp, is_pipe);</div>
<div class="line"><a name="l00525"></a><span class="lineno"> 525</span>  <a class="code" href="ngram__model_8h.html#aec73d28e7285e539a0b44a7ac0cbe489">ngram_model_free</a>(base);</div>
<div class="line"><a name="l00526"></a><span class="lineno"> 526</span>  <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a name="l00527"></a><span class="lineno"> 527</span>  }</div>
<div class="line"><a name="l00528"></a><span class="lineno"> 528</span> </div>
<div class="line"><a name="l00529"></a><span class="lineno"> 529</span>  base-><a class="code" href="structngram__model__s.html#a9dcba9b49cc1cd189b257e5838da0eee">n_counts</a>[1] = FIRST_BG(model, base-><a class="code" href="structngram__model__s.html#a9dcba9b49cc1cd189b257e5838da0eee">n_counts</a>[0]);</div>
<div class="line"><a name="l00530"></a><span class="lineno"> 530</span>  model-><a class="code" href="structngram__model__arpa__s.html#abe1aa64587afdcb6134c0efaad622e78">lm3g</a>.<a class="code" href="structlm3g__model__s.html#a273e6ea4c39d1a563cc59f00b4b6ee98">n_prob2</a> = model->sorted_prob2.<a class="code" href="structsorted__list__t.html#aa7468ec9a2fe7c61d2bc76ba43c575ce">free</a>;</div>
<div class="line"><a name="l00531"></a><span class="lineno"> 531</span>  model-><a class="code" href="structngram__model__arpa__s.html#abe1aa64587afdcb6134c0efaad622e78">lm3g</a>.<a class="code" href="structlm3g__model__s.html#a34acf8c1ffaa4bb712ce1196eea59678">prob2</a> = vals_in_sorted_list(&model->sorted_prob2);</div>
<div class="line"><a name="l00532"></a><span class="lineno"> 532</span>  free_sorted_list(&model->sorted_prob2);</div>
<div class="line"><a name="l00533"></a><span class="lineno"> 533</span>  <a class="code" href="err_8h.html#ac3c705943d946708cea0a1443be1c853">E_INFO</a>(<span class="stringliteral">"%8d = #bigrams created\n"</span>, base-><a class="code" href="structngram__model__s.html#a9dcba9b49cc1cd189b257e5838da0eee">n_counts</a>[1]);</div>
<div class="line"><a name="l00534"></a><span class="lineno"> 534</span>  <a class="code" href="err_8h.html#ac3c705943d946708cea0a1443be1c853">E_INFO</a>(<span class="stringliteral">"%8d = #prob2 entries\n"</span>, model-><a class="code" href="structngram__model__arpa__s.html#abe1aa64587afdcb6134c0efaad622e78">lm3g</a>.<a class="code" href="structlm3g__model__s.html#a273e6ea4c39d1a563cc59f00b4b6ee98">n_prob2</a>);</div>
<div class="line"><a name="l00535"></a><span class="lineno"> 535</span>  }</div>
<div class="line"><a name="l00536"></a><span class="lineno"> 536</span> </div>
<div class="line"><a name="l00537"></a><span class="lineno"> 537</span>  <span class="keywordflow">if</span> (base-><a class="code" href="structngram__model__s.html#a9dcba9b49cc1cd189b257e5838da0eee">n_counts</a>[2] > 0) {</div>
<div class="line"><a name="l00538"></a><span class="lineno"> 538</span>  <span class="comment">/* Create trigram bo-wts array */</span></div>
<div class="line"><a name="l00539"></a><span class="lineno"> 539</span>  model-><a class="code" href="structngram__model__arpa__s.html#abe1aa64587afdcb6134c0efaad622e78">lm3g</a>.<a class="code" href="structlm3g__model__s.html#ad4bbdd65d13712fe653afe8b1de9b096">n_bo_wt2</a> = model->sorted_bo_wt2.<a class="code" href="structsorted__list__t.html#aa7468ec9a2fe7c61d2bc76ba43c575ce">free</a>;</div>
<div class="line"><a name="l00540"></a><span class="lineno"> 540</span>  model-><a class="code" href="structngram__model__arpa__s.html#abe1aa64587afdcb6134c0efaad622e78">lm3g</a>.<a class="code" href="structlm3g__model__s.html#a7ee629aa1b8e88529127cf4da470d80f">bo_wt2</a> = vals_in_sorted_list(&model->sorted_bo_wt2);</div>
<div class="line"><a name="l00541"></a><span class="lineno"> 541</span>  free_sorted_list(&model->sorted_bo_wt2);</div>
<div class="line"><a name="l00542"></a><span class="lineno"> 542</span>  <a class="code" href="err_8h.html#ac3c705943d946708cea0a1443be1c853">E_INFO</a>(<span class="stringliteral">"%8d = #bo_wt2 entries\n"</span>, model-><a class="code" href="structngram__model__arpa__s.html#abe1aa64587afdcb6134c0efaad622e78">lm3g</a>.<a class="code" href="structlm3g__model__s.html#ad4bbdd65d13712fe653afe8b1de9b096">n_bo_wt2</a>);</div>
<div class="line"><a name="l00543"></a><span class="lineno"> 543</span> </div>
<div class="line"><a name="l00544"></a><span class="lineno"> 544</span>  init_sorted_list(&model->sorted_prob3);</div>
<div class="line"><a name="l00545"></a><span class="lineno"> 545</span> </div>
<div class="line"><a name="l00546"></a><span class="lineno"> 546</span>  <span class="keywordflow">if</span> (ReadTrigrams(&li, model) == -1) {</div>
<div class="line"><a name="l00547"></a><span class="lineno"> 547</span>  <a class="code" href="pio_8h.html#a87592c3a2d0a00eed9eda014950beb65">fclose_comp</a>(fp, is_pipe);</div>
<div class="line"><a name="l00548"></a><span class="lineno"> 548</span>  <a class="code" href="ngram__model_8h.html#aec73d28e7285e539a0b44a7ac0cbe489">ngram_model_free</a>(base);</div>
<div class="line"><a name="l00549"></a><span class="lineno"> 549</span>  <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a name="l00550"></a><span class="lineno"> 550</span>  }</div>
<div class="line"><a name="l00551"></a><span class="lineno"> 551</span> </div>
<div class="line"><a name="l00552"></a><span class="lineno"> 552</span>  base-><a class="code" href="structngram__model__s.html#a9dcba9b49cc1cd189b257e5838da0eee">n_counts</a>[2] = FIRST_TG(model, base-><a class="code" href="structngram__model__s.html#a9dcba9b49cc1cd189b257e5838da0eee">n_counts</a>[1]);</div>
<div class="line"><a name="l00553"></a><span class="lineno"> 553</span>  model-><a class="code" href="structngram__model__arpa__s.html#abe1aa64587afdcb6134c0efaad622e78">lm3g</a>.<a class="code" href="structlm3g__model__s.html#add28369f51e657ee54deed5291c84d09">n_prob3</a> = model->sorted_prob3.<a class="code" href="structsorted__list__t.html#aa7468ec9a2fe7c61d2bc76ba43c575ce">free</a>;</div>
<div class="line"><a name="l00554"></a><span class="lineno"> 554</span>  model-><a class="code" href="structngram__model__arpa__s.html#abe1aa64587afdcb6134c0efaad622e78">lm3g</a>.<a class="code" href="structlm3g__model__s.html#adc9ed2ad1f2daefdd40713a9dd371673">prob3</a> = vals_in_sorted_list(&model->sorted_prob3);</div>
<div class="line"><a name="l00555"></a><span class="lineno"> 555</span>  <a class="code" href="err_8h.html#ac3c705943d946708cea0a1443be1c853">E_INFO</a>(<span class="stringliteral">"%8d = #trigrams created\n"</span>, base-><a class="code" href="structngram__model__s.html#a9dcba9b49cc1cd189b257e5838da0eee">n_counts</a>[2]);</div>
<div class="line"><a name="l00556"></a><span class="lineno"> 556</span>  <a class="code" href="err_8h.html#ac3c705943d946708cea0a1443be1c853">E_INFO</a>(<span class="stringliteral">"%8d = #prob3 entries\n"</span>, model-><a class="code" href="structngram__model__arpa__s.html#abe1aa64587afdcb6134c0efaad622e78">lm3g</a>.<a class="code" href="structlm3g__model__s.html#add28369f51e657ee54deed5291c84d09">n_prob3</a>);</div>
<div class="line"><a name="l00557"></a><span class="lineno"> 557</span> </div>
<div class="line"><a name="l00558"></a><span class="lineno"> 558</span>  free_sorted_list(&model->sorted_prob3);</div>
<div class="line"><a name="l00559"></a><span class="lineno"> 559</span> </div>
<div class="line"><a name="l00560"></a><span class="lineno"> 560</span>  <span class="comment">/* Initialize tginfo */</span></div>
<div class="line"><a name="l00561"></a><span class="lineno"> 561</span>  model-><a class="code" href="structngram__model__arpa__s.html#abe1aa64587afdcb6134c0efaad622e78">lm3g</a>.<a class="code" href="structlm3g__model__s.html#a9be0c8197334e3ef632e9e3abdad6a4f">tginfo</a> = <a class="code" href="ckd__alloc_8h.html#aa00ef21903bc4f8a972488417adc8d2e">ckd_calloc</a>(n_unigram, <span class="keyword">sizeof</span>(<a class="code" href="structtginfo__s.html">tginfo_t</a> *));</div>
<div class="line"><a name="l00562"></a><span class="lineno"> 562</span>  model-><a class="code" href="structngram__model__arpa__s.html#abe1aa64587afdcb6134c0efaad622e78">lm3g</a>.<a class="code" href="structlm3g__model__s.html#a2c96ba8aa34632e4d42908f9384d1b01">le</a> = <a class="code" href="listelem__alloc_8h.html#a4b08b49eaa74cbe9a3c95170cee78de7">listelem_alloc_init</a>(<span class="keyword">sizeof</span>(<a class="code" href="structtginfo__s.html">tginfo_t</a>));</div>
<div class="line"><a name="l00563"></a><span class="lineno"> 563</span>  }</div>
<div class="line"><a name="l00564"></a><span class="lineno"> 564</span> </div>
<div class="line"><a name="l00565"></a><span class="lineno"> 565</span>  <a class="code" href="pio_8h.html#a3f80e5d4d666426cef229dd41237d9cf">lineiter_free</a>(li);</div>
<div class="line"><a name="l00566"></a><span class="lineno"> 566</span>  <a class="code" href="pio_8h.html#a87592c3a2d0a00eed9eda014950beb65">fclose_comp</a>(fp, is_pipe);</div>
<div class="line"><a name="l00567"></a><span class="lineno"> 567</span>  <span class="keywordflow">return</span> base;</div>
<div class="line"><a name="l00568"></a><span class="lineno"> 568</span> }</div>
<div class="line"><a name="l00569"></a><span class="lineno"> 569</span> </div>
<div class="line"><a name="l00570"></a><span class="lineno"> 570</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00571"></a><span class="lineno"> 571</span> ngram_model_arpa_write(<a class="code" href="structngram__model__s.html">ngram_model_t</a> *model,</div>
<div class="line"><a name="l00572"></a><span class="lineno"> 572</span>  <span class="keyword">const</span> <span class="keywordtype">char</span> *file_name)</div>
<div class="line"><a name="l00573"></a><span class="lineno"> 573</span> {</div>
<div class="line"><a name="l00574"></a><span class="lineno"> 574</span>  <a class="code" href="structngram__iter__s.html">ngram_iter_t</a> *itor;</div>
<div class="line"><a name="l00575"></a><span class="lineno"> 575</span>  FILE *fh;</div>
<div class="line"><a name="l00576"></a><span class="lineno"> 576</span>  <span class="keywordtype">int</span> i;</div>
<div class="line"><a name="l00577"></a><span class="lineno"> 577</span> </div>
<div class="line"><a name="l00578"></a><span class="lineno"> 578</span>  <span class="keywordflow">if</span> ((fh = fopen(file_name, <span class="stringliteral">"w"</span>)) == NULL) {</div>
<div class="line"><a name="l00579"></a><span class="lineno"> 579</span>  <a class="code" href="err_8h.html#a54ffbfe898d74595c586a1f48f32ef03">E_ERROR_SYSTEM</a>(<span class="stringliteral">"Failed to open %s for writing"</span>, file_name);</div>
<div class="line"><a name="l00580"></a><span class="lineno"> 580</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00581"></a><span class="lineno"> 581</span>  }</div>
<div class="line"><a name="l00582"></a><span class="lineno"> 582</span>  fprintf(fh, <span class="stringliteral">"This is an ARPA-format language model file, generated by CMU Sphinx\n"</span>);</div>
<div class="line"><a name="l00583"></a><span class="lineno"> 583</span> </div>
<div class="line"><a name="l00584"></a><span class="lineno"> 584</span>  <span class="comment">/* The ARPA format doesn't require any extra information that</span></div>
<div class="line"><a name="l00585"></a><span class="lineno"> 585</span> <span class="comment"> * N-Gram iterators can't give us, so this is very</span></div>
<div class="line"><a name="l00586"></a><span class="lineno"> 586</span> <span class="comment"> * straightforward compared with DMP writing. */</span></div>
<div class="line"><a name="l00587"></a><span class="lineno"> 587</span> </div>
<div class="line"><a name="l00588"></a><span class="lineno"> 588</span>  <span class="comment">/* Write N-gram counts. */</span></div>
<div class="line"><a name="l00589"></a><span class="lineno"> 589</span>  fprintf(fh, <span class="stringliteral">"\\data\\\n"</span>);</div>
<div class="line"><a name="l00590"></a><span class="lineno"> 590</span>  <span class="keywordflow">for</span> (i = 0; i < model-><a class="code" href="structngram__model__s.html#a3c87bc1b678662a2c8930b3b8c33a80f">n</a>; ++i) {</div>
<div class="line"><a name="l00591"></a><span class="lineno"> 591</span>  fprintf(fh, <span class="stringliteral">"ngram %d=%d\n"</span>, i+1, model-><a class="code" href="structngram__model__s.html#a9dcba9b49cc1cd189b257e5838da0eee">n_counts</a>[i]);</div>
<div class="line"><a name="l00592"></a><span class="lineno"> 592</span>  }</div>
<div class="line"><a name="l00593"></a><span class="lineno"> 593</span> </div>
<div class="line"><a name="l00594"></a><span class="lineno"> 594</span>  <span class="comment">/* Write N-grams */</span></div>
<div class="line"><a name="l00595"></a><span class="lineno"> 595</span>  <span class="keywordflow">for</span> (i = 0; i < model-><a class="code" href="structngram__model__s.html#a3c87bc1b678662a2c8930b3b8c33a80f">n</a>; ++i) {</div>
<div class="line"><a name="l00596"></a><span class="lineno"> 596</span>  fprintf(fh, <span class="stringliteral">"\n\\%d-grams:\n"</span>, i + 1);</div>
<div class="line"><a name="l00597"></a><span class="lineno"> 597</span>  <span class="keywordflow">for</span> (itor = <a class="code" href="ngram__model_8h.html#a12683dda2253dc45680102f02fbdb1e2">ngram_model_mgrams</a>(model, i); itor; itor = <a class="code" href="ngram__model_8h.html#a3a2b285c01393b3ebddaec1fefed11a4">ngram_iter_next</a>(itor)) {</div>
<div class="line"><a name="l00598"></a><span class="lineno"> 598</span>  int32 <span class="keyword">const</span> *wids;</div>
<div class="line"><a name="l00599"></a><span class="lineno"> 599</span>  int32 score, bowt;</div>
<div class="line"><a name="l00600"></a><span class="lineno"> 600</span>  <span class="keywordtype">int</span> j;</div>
<div class="line"><a name="l00601"></a><span class="lineno"> 601</span> </div>
<div class="line"><a name="l00602"></a><span class="lineno"> 602</span>  wids = <a class="code" href="ngram__model_8h.html#a240c738781daa226a2fc13395dbdb514">ngram_iter_get</a>(itor, &score, &bowt);</div>
<div class="line"><a name="l00603"></a><span class="lineno"> 603</span>  fprintf(fh, <span class="stringliteral">"%.4f "</span>, <a class="code" href="logmath_8h.html#a7c17cb624003975e84fbd141ca6e2e06">logmath_log_to_log10</a>(model-><a class="code" href="structngram__model__s.html#a2ca373109c651ac998b33153eb38fd95">lmath</a>, score));</div>
<div class="line"><a name="l00604"></a><span class="lineno"> 604</span>  <span class="keywordflow">for</span> (j = 0; j <= i; ++j) {</div>
<div class="line"><a name="l00605"></a><span class="lineno"> 605</span>  assert(wids[j] < model-><a class="code" href="structngram__model__s.html#a9dcba9b49cc1cd189b257e5838da0eee">n_counts</a>[0]);</div>
<div class="line"><a name="l00606"></a><span class="lineno"> 606</span>  fprintf(fh, <span class="stringliteral">"%s "</span>, model-><a class="code" href="structngram__model__s.html#ae625e779e340845f03fb3da164e93039">word_str</a>[wids[j]]);</div>
<div class="line"><a name="l00607"></a><span class="lineno"> 607</span>  }</div>
<div class="line"><a name="l00608"></a><span class="lineno"> 608</span>  <span class="keywordflow">if</span> (i < model->n-1)</div>
<div class="line"><a name="l00609"></a><span class="lineno"> 609</span>  fprintf(fh, <span class="stringliteral">"%.4f"</span>, <a class="code" href="logmath_8h.html#a7c17cb624003975e84fbd141ca6e2e06">logmath_log_to_log10</a>(model-><a class="code" href="structngram__model__s.html#a2ca373109c651ac998b33153eb38fd95">lmath</a>, bowt));</div>
<div class="line"><a name="l00610"></a><span class="lineno"> 610</span>  fprintf(fh, <span class="stringliteral">"\n"</span>);</div>
<div class="line"><a name="l00611"></a><span class="lineno"> 611</span>  }</div>
<div class="line"><a name="l00612"></a><span class="lineno"> 612</span>  }</div>
<div class="line"><a name="l00613"></a><span class="lineno"> 613</span>  fprintf(fh, <span class="stringliteral">"\n\\end\\\n"</span>);</div>
<div class="line"><a name="l00614"></a><span class="lineno"> 614</span>  <span class="keywordflow">return</span> fclose(fh);</div>
<div class="line"><a name="l00615"></a><span class="lineno"> 615</span> }</div>
<div class="line"><a name="l00616"></a><span class="lineno"> 616</span> </div>
<div class="line"><a name="l00617"></a><span class="lineno"> 617</span> <span class="keyword">static</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00618"></a><span class="lineno"> 618</span> ngram_model_arpa_apply_weights(<a class="code" href="structngram__model__s.html">ngram_model_t</a> *base, float32 lw,</div>
<div class="line"><a name="l00619"></a><span class="lineno"> 619</span>  float32 wip, float32 uw)</div>
<div class="line"><a name="l00620"></a><span class="lineno"> 620</span> {</div>
<div class="line"><a name="l00621"></a><span class="lineno"> 621</span>  <a class="code" href="structngram__model__arpa__s.html">ngram_model_arpa_t</a> *model = (<a class="code" href="structngram__model__arpa__s.html">ngram_model_arpa_t</a> *)base;</div>
<div class="line"><a name="l00622"></a><span class="lineno"> 622</span>  lm3g_apply_weights(base, &model-><a class="code" href="structngram__model__arpa__s.html#abe1aa64587afdcb6134c0efaad622e78">lm3g</a>, lw, wip, uw);</div>
<div class="line"><a name="l00623"></a><span class="lineno"> 623</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00624"></a><span class="lineno"> 624</span> }</div>
<div class="line"><a name="l00625"></a><span class="lineno"> 625</span> </div>
<div class="line"><a name="l00626"></a><span class="lineno"> 626</span> <span class="comment">/* Lousy "templating" for things that are largely the same in DMP and</span></div>
<div class="line"><a name="l00627"></a><span class="lineno"> 627</span> <span class="comment"> * ARPA models, except for the bigram and trigram types and some</span></div>
<div class="line"><a name="l00628"></a><span class="lineno"> 628</span> <span class="comment"> * names. */</span></div>
<div class="line"><a name="l00629"></a><span class="lineno"> 629</span> <span class="preprocessor">#define NGRAM_MODEL_TYPE ngram_model_arpa_t</span></div>
<div class="line"><a name="l00630"></a><span class="lineno"> 630</span> <span class="preprocessor">#include "lm3g_templates.c"</span></div>
<div class="line"><a name="l00631"></a><span class="lineno"> 631</span> </div>
<div class="line"><a name="l00632"></a><span class="lineno"> 632</span> <span class="keyword">static</span> <span class="keywordtype">void</span></div>
<div class="line"><a name="l00633"></a><span class="lineno"> 633</span> ngram_model_arpa_free(<a class="code" href="structngram__model__s.html">ngram_model_t</a> *base)</div>
<div class="line"><a name="l00634"></a><span class="lineno"> 634</span> {</div>
<div class="line"><a name="l00635"></a><span class="lineno"> 635</span>  <a class="code" href="structngram__model__arpa__s.html">ngram_model_arpa_t</a> *model = (<a class="code" href="structngram__model__arpa__s.html">ngram_model_arpa_t</a> *)base;</div>
<div class="line"><a name="l00636"></a><span class="lineno"> 636</span>  <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf">ckd_free</a>(model-><a class="code" href="structngram__model__arpa__s.html#abe1aa64587afdcb6134c0efaad622e78">lm3g</a>.unigrams);</div>
<div class="line"><a name="l00637"></a><span class="lineno"> 637</span>  <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf">ckd_free</a>(model-><a class="code" href="structngram__model__arpa__s.html#abe1aa64587afdcb6134c0efaad622e78">lm3g</a>.bigrams);</div>
<div class="line"><a name="l00638"></a><span class="lineno"> 638</span>  <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf">ckd_free</a>(model-><a class="code" href="structngram__model__arpa__s.html#abe1aa64587afdcb6134c0efaad622e78">lm3g</a>.trigrams);</div>
<div class="line"><a name="l00639"></a><span class="lineno"> 639</span>  <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf">ckd_free</a>(model-><a class="code" href="structngram__model__arpa__s.html#abe1aa64587afdcb6134c0efaad622e78">lm3g</a>.<a class="code" href="structlm3g__model__s.html#a34acf8c1ffaa4bb712ce1196eea59678">prob2</a>);</div>
<div class="line"><a name="l00640"></a><span class="lineno"> 640</span>  <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf">ckd_free</a>(model-><a class="code" href="structngram__model__arpa__s.html#abe1aa64587afdcb6134c0efaad622e78">lm3g</a>.<a class="code" href="structlm3g__model__s.html#a7ee629aa1b8e88529127cf4da470d80f">bo_wt2</a>);</div>
<div class="line"><a name="l00641"></a><span class="lineno"> 641</span>  <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf">ckd_free</a>(model-><a class="code" href="structngram__model__arpa__s.html#abe1aa64587afdcb6134c0efaad622e78">lm3g</a>.<a class="code" href="structlm3g__model__s.html#adc9ed2ad1f2daefdd40713a9dd371673">prob3</a>);</div>
<div class="line"><a name="l00642"></a><span class="lineno"> 642</span>  lm3g_tginfo_free(base, &model-><a class="code" href="structngram__model__arpa__s.html#abe1aa64587afdcb6134c0efaad622e78">lm3g</a>);</div>
<div class="line"><a name="l00643"></a><span class="lineno"> 643</span>  <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf">ckd_free</a>(model-><a class="code" href="structngram__model__arpa__s.html#abe1aa64587afdcb6134c0efaad622e78">lm3g</a>.<a class="code" href="structlm3g__model__s.html#a6cec34be6a748a9cece94ae3dfc1e8d7">tseg_base</a>);</div>
<div class="line"><a name="l00644"></a><span class="lineno"> 644</span> }</div>
<div class="line"><a name="l00645"></a><span class="lineno"> 645</span> </div>
<div class="line"><a name="l00646"></a><span class="lineno"> 646</span> <span class="keyword">static</span> <a class="code" href="structngram__funcs__s.html">ngram_funcs_t</a> ngram_model_arpa_funcs = {</div>
<div class="line"><a name="l00647"></a><span class="lineno"> 647</span>  ngram_model_arpa_free, <span class="comment">/* free */</span></div>
<div class="line"><a name="l00648"></a><span class="lineno"> 648</span>  ngram_model_arpa_apply_weights, <span class="comment">/* apply_weights */</span></div>
<div class="line"><a name="l00649"></a><span class="lineno"> 649</span>  lm3g_template_score, <span class="comment">/* score */</span></div>
<div class="line"><a name="l00650"></a><span class="lineno"> 650</span>  lm3g_template_raw_score, <span class="comment">/* raw_score */</span></div>
<div class="line"><a name="l00651"></a><span class="lineno"> 651</span>  lm3g_template_add_ug, <span class="comment">/* add_ug */</span></div>
<div class="line"><a name="l00652"></a><span class="lineno"> 652</span>  lm3g_template_flush, <span class="comment">/* flush */</span></div>
<div class="line"><a name="l00653"></a><span class="lineno"> 653</span>  lm3g_template_iter, <span class="comment">/* iter */</span></div>
<div class="line"><a name="l00654"></a><span class="lineno"> 654</span>  lm3g_template_mgrams, <span class="comment">/* mgrams */</span></div>
<div class="line"><a name="l00655"></a><span class="lineno"> 655</span>  lm3g_template_successors, <span class="comment">/* successors */</span></div>
<div class="line"><a name="l00656"></a><span class="lineno"> 656</span>  lm3g_template_iter_get, <span class="comment">/* iter_get */</span></div>
<div class="line"><a name="l00657"></a><span class="lineno"> 657</span>  lm3g_template_iter_next, <span class="comment">/* iter_next */</span></div>
<div class="line"><a name="l00658"></a><span class="lineno"> 658</span>  lm3g_template_iter_free <span class="comment">/* iter_free */</span></div>
<div class="line"><a name="l00659"></a><span class="lineno"> 659</span> };</div>
<div class="ttc" id="structunigram__s_html_ad33b4af5b40a8d13ffae932bab003df6"><div class="ttname"><a href="structunigram__s.html#ad33b4af5b40a8d13ffae932bab003df6">unigram_s::bo_wt1</a></div><div class="ttdeci">lmprob_t bo_wt1</div><div class="ttdoc">Unigram backoff weight. </div><div class="ttdef"><b>Definition:</b> <a href="lm3g__model_8h_source.html#l00093">lm3g_model.h:93</a></div></div>
<div class="ttc" id="structlm3g__model__s_html_a2c96ba8aa34632e4d42908f9384d1b01"><div class="ttname"><a href="structlm3g__model__s.html#a2c96ba8aa34632e4d42908f9384d1b01">lm3g_model_s::le</a></div><div class="ttdeci">listelem_alloc_t * le</div><div class="ttdoc">List element allocator for tginfo. </div><div class="ttdef"><b>Definition:</b> <a href="lm3g__model_8h_source.html#l00156">lm3g_model.h:156</a></div></div>
<div class="ttc" id="strfuncs_8h_html"><div class="ttname"><a href="strfuncs_8h.html">strfuncs.h</a></div><div class="ttdoc">Miscellaneous useful string functions. </div></div>
<div class="ttc" id="ckd__alloc_8h_html_aa00ef21903bc4f8a972488417adc8d2e"><div class="ttname"><a href="ckd__alloc_8h.html#aa00ef21903bc4f8a972488417adc8d2e">ckd_calloc</a></div><div class="ttdeci">#define ckd_calloc(n, sz)</div><div class="ttdoc">Macros to simplify the use of above functions. </div><div class="ttdef"><b>Definition:</b> <a href="ckd__alloc_8h_source.html#l00248">ckd_alloc.h:248</a></div></div>
<div class="ttc" id="structlm3g__model__s_html_add28369f51e657ee54deed5291c84d09"><div class="ttname"><a href="structlm3g__model__s.html#add28369f51e657ee54deed5291c84d09">lm3g_model_s::n_prob3</a></div><div class="ttdeci">int32 n_prob3</div><div class="ttdoc">prob3 size </div><div class="ttdef"><b>Definition:</b> <a href="lm3g__model_8h_source.html#l00151">lm3g_model.h:151</a></div></div>
<div class="ttc" id="structngram__model__s_html_a75567419a8002ef6e916c81f5d9ee9ed"><div class="ttname"><a href="structngram__model__s.html#a75567419a8002ef6e916c81f5d9ee9ed">ngram_model_s::wid</a></div><div class="ttdeci">hash_table_t * wid</div><div class="ttdoc">Mapping of unigram names to word IDs. </div><div class="ttdef"><b>Definition:</b> <a href="ngram__model__internal_8h_source.html#l00074">ngram_model_internal.h:74</a></div></div>
<div class="ttc" id="structngram__model__s_html_ae625e779e340845f03fb3da164e93039"><div class="ttname"><a href="structngram__model__s.html#ae625e779e340845f03fb3da164e93039">ngram_model_s::word_str</a></div><div class="ttdeci">char ** word_str</div><div class="ttdoc">Unigram names. </div><div class="ttdef"><b>Definition:</b> <a href="ngram__model__internal_8h_source.html#l00073">ngram_model_internal.h:73</a></div></div>
<div class="ttc" id="err_8h_html_ac3c705943d946708cea0a1443be1c853"><div class="ttname"><a href="err_8h.html#ac3c705943d946708cea0a1443be1c853">E_INFO</a></div><div class="ttdeci">#define E_INFO</div><div class="ttdoc">Print logging information to standard error stream. </div><div class="ttdef"><b>Definition:</b> <a href="err_8h_source.html#l00147">err.h:147</a></div></div>
<div class="ttc" id="ckd__alloc_8h_html"><div class="ttname"><a href="ckd__alloc_8h.html">ckd_alloc.h</a></div><div class="ttdoc">Sphinx's memory allocation/deallocation routines. </div></div>
<div class="ttc" id="ngram__model_8h_html_ad03d4355d4ea659815dc25bce8d83880"><div class="ttname"><a href="ngram__model_8h.html#ad03d4355d4ea659815dc25bce8d83880">ngram_wid</a></div><div class="ttdeci">SPHINXBASE_EXPORT int32 ngram_wid(ngram_model_t *model, const char *word)</div><div class="ttdoc">Look up numerical word ID. </div><div class="ttdef"><b>Definition:</b> <a href="ngram__model_8c_source.html#l00771">ngram_model.c:771</a></div></div>
<div class="ttc" id="ngram__model_8h_html_a240c738781daa226a2fc13395dbdb514"><div class="ttname"><a href="ngram__model_8h.html#a240c738781daa226a2fc13395dbdb514">ngram_iter_get</a></div><div class="ttdeci">SPHINXBASE_EXPORT int32 const * ngram_iter_get(ngram_iter_t *itor, int32 *out_score, int32 *out_bowt)</div><div class="ttdoc">Get information from the current M-gram in an iterator. </div><div class="ttdef"><b>Definition:</b> <a href="ngram__model_8c_source.html#l00750">ngram_model.c:750</a></div></div>
<div class="ttc" id="structlogmath__s_html"><div class="ttname"><a href="structlogmath__s.html">logmath_s</a></div><div class="ttdef"><b>Definition:</b> <a href="logmath_8c_source.html#l00049">logmath.c:49</a></div></div>
<div class="ttc" id="structlm3g__model__s_html_a34acf8c1ffaa4bb712ce1196eea59678"><div class="ttname"><a href="structlm3g__model__s.html#a34acf8c1ffaa4bb712ce1196eea59678">lm3g_model_s::prob2</a></div><div class="ttdeci">lmprob_t * prob2</div><div class="ttdoc">Table of actual bigram probs. </div><div class="ttdef"><b>Definition:</b> <a href="lm3g__model_8h_source.html#l00146">lm3g_model.h:146</a></div></div>
<div class="ttc" id="structbigram__s_html"><div class="ttname"><a href="structbigram__s.html">bigram_s</a></div><div class="ttdoc">Bigram structure. </div><div class="ttdef"><b>Definition:</b> <a href="ngram__model__arpa_8h_source.html#l00052">ngram_model_arpa.h:52</a></div></div>
<div class="ttc" id="ngram__model_8h_html_a3d4b3dddd0ff67e13d30c9bf053d01ab"><div class="ttname"><a href="ngram__model_8h.html#a3d4b3dddd0ff67e13d30c9bf053d01ab">NGRAM_INVALID_WID</a></div><div class="ttdeci">#define NGRAM_INVALID_WID</div><div class="ttdoc">Impossible word ID. </div><div class="ttdef"><b>Definition:</b> <a href="ngram__model_8h_source.html#l00084">ngram_model.h:84</a></div></div>
<div class="ttc" id="ngram__model_8h_html_a3a2b285c01393b3ebddaec1fefed11a4"><div class="ttname"><a href="ngram__model_8h.html#a3a2b285c01393b3ebddaec1fefed11a4">ngram_iter_next</a></div><div class="ttdeci">SPHINXBASE_EXPORT ngram_iter_t * ngram_iter_next(ngram_iter_t *itor)</div><div class="ttdoc">Advance an M-gram iterator. </div><div class="ttdef"><b>Definition:</b> <a href="ngram__model_8c_source.html#l00758">ngram_model.c:758</a></div></div>
<div class="ttc" id="structngram__model__s_html_a78a3253febced2cae4732044da466ee6"><div class="ttname"><a href="structngram__model__s.html#a78a3253febced2cae4732044da466ee6">ngram_model_s::writable</a></div><div class="ttdeci">uint8 writable</div><div class="ttdoc">Are word strings writable? </div><div class="ttdef"><b>Definition:</b> <a href="ngram__model__internal_8h_source.html#l00063">ngram_model_internal.h:63</a></div></div>
<div class="ttc" id="structngram__model__s_html_a9dcba9b49cc1cd189b257e5838da0eee"><div class="ttname"><a href="structngram__model__s.html#a9dcba9b49cc1cd189b257e5838da0eee">ngram_model_s::n_counts</a></div><div class="ttdeci">int32 * n_counts</div><div class="ttdoc">Counts for 1, 2, 3, ... </div><div class="ttdef"><b>Definition:</b> <a href="ngram__model__internal_8h_source.html#l00057">ngram_model_internal.h:57</a></div></div>
<div class="ttc" id="ngram__model_8h_html_aec73d28e7285e539a0b44a7ac0cbe489"><div class="ttname"><a href="ngram__model_8h.html#aec73d28e7285e539a0b44a7ac0cbe489">ngram_model_free</a></div><div class="ttdeci">SPHINXBASE_EXPORT int ngram_model_free(ngram_model_t *model)</div><div class="ttdoc">Release memory associated with an N-Gram model. </div><div class="ttdef"><b>Definition:</b> <a href="ngram__model_8c_source.html#l00254">ngram_model.c:254</a></div></div>
<div class="ttc" id="structlineiter__t_html"><div class="ttname"><a href="structlineiter__t.html">lineiter_t</a></div><div class="ttdoc">Line iterator for files. </div><div class="ttdef"><b>Definition:</b> <a href="pio_8h_source.html#l00177">pio.h:177</a></div></div>
<div class="ttc" id="ckd__alloc_8h_html_ad313f92478859f9e4ea99d0f6e78c393"><div class="ttname"><a href="ckd__alloc_8h.html#ad313f92478859f9e4ea99d0f6e78c393">ckd_salloc</a></div><div class="ttdeci">#define ckd_salloc(ptr)</div><div class="ttdoc">Macro for ckd_salloc </div><div class="ttdef"><b>Definition:</b> <a href="ckd__alloc_8h_source.html#l00264">ckd_alloc.h:264</a></div></div>
<div class="ttc" id="structtrigram__s_html_a52f3fad42f7c653a469af0c1b75988a9"><div class="ttname"><a href="structtrigram__s.html#a52f3fad42f7c653a469af0c1b75988a9">trigram_s::prob3</a></div><div class="ttdeci">uint16 prob3</div><div class="ttdoc">Index into array of actual trigram probs. </div><div class="ttdef"><b>Definition:</b> <a href="ngram__model__arpa_8h_source.html#l00068">ngram_model_arpa.h:68</a></div></div>
<div class="ttc" id="ckd__alloc_8h_html_a31c6b405558620ac37599737b5722fbf"><div class="ttname"><a href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf">ckd_free</a></div><div class="ttdeci">SPHINXBASE_EXPORT void ckd_free(void *ptr)</div><div class="ttdoc">Test and free a 1-D array. </div><div class="ttdef"><b>Definition:</b> <a href="ckd__alloc_8c_source.html#l00241">ckd_alloc.c:241</a></div></div>
<div class="ttc" id="err_8h_html_a6a794bec721b555ac1f2167f9e12f662"><div class="ttname"><a href="err_8h.html#a6a794bec721b555ac1f2167f9e12f662">E_WARN</a></div><div class="ttdeci">#define E_WARN</div><div class="ttdoc">Print warning information to standard error stream. </div><div class="ttdef"><b>Definition:</b> <a href="err_8h_source.html#l00164">err.h:164</a></div></div>
<div class="ttc" id="structunigram__s_html"><div class="ttname"><a href="structunigram__s.html">unigram_s</a></div><div class="ttdoc">Unigram structure (common among all lm3g implementations) </div><div class="ttdef"><b>Definition:</b> <a href="lm3g__model_8h_source.html#l00091">lm3g_model.h:91</a></div></div>
<div class="ttc" id="structlm3g__model__s_html_ad4bbdd65d13712fe653afe8b1de9b096"><div class="ttname"><a href="structlm3g__model__s.html#ad4bbdd65d13712fe653afe8b1de9b096">lm3g_model_s::n_bo_wt2</a></div><div class="ttdeci">int32 n_bo_wt2</div><div class="ttdoc">bo_wt2 size </div><div class="ttdef"><b>Definition:</b> <a href="lm3g__model_8h_source.html#l00149">lm3g_model.h:149</a></div></div>
<div class="ttc" id="structunigram__s_html_ae148f631c0d9851b14bb9cb31c0c061d"><div class="ttname"><a href="structunigram__s.html#ae148f631c0d9851b14bb9cb31c0c061d">unigram_s::bigrams</a></div><div class="ttdeci">int32 bigrams</div><div class="ttdoc">Index of 1st entry in lm_t.bigrams[]. </div><div class="ttdef"><b>Definition:</b> <a href="lm3g__model_8h_source.html#l00094">lm3g_model.h:94</a></div></div>
<div class="ttc" id="structngram__model__arpa__s_html"><div class="ttname"><a href="structngram__model__arpa__s.html">ngram_model_arpa_s</a></div><div class="ttdoc">Subclass of ngram_model for ARPA file reading. </div><div class="ttdef"><b>Definition:</b> <a href="ngram__model__arpa_8h_source.html#l00075">ngram_model_arpa.h:75</a></div></div>
<div class="ttc" id="strfuncs_8h_html_ab708351fe7308551632a782bfad75a1e"><div class="ttname"><a href="strfuncs_8h.html#ab708351fe7308551632a782bfad75a1e">atof_c</a></div><div class="ttdeci">SPHINXBASE_EXPORT double atof_c(char const *str)</div><div class="ttdoc">Locale independent version of atof(). </div><div class="ttdef"><b>Definition:</b> <a href="strfuncs_8c_source.html#l00056">strfuncs.c:56</a></div></div>
<div class="ttc" id="structlm3g__model__s_html_adc9ed2ad1f2daefdd40713a9dd371673"><div class="ttname"><a href="structlm3g__model__s.html#adc9ed2ad1f2daefdd40713a9dd371673">lm3g_model_s::prob3</a></div><div class="ttdeci">lmprob_t * prob3</div><div class="ttdoc">Table of actual trigram probs. </div><div class="ttdef"><b>Definition:</b> <a href="lm3g__model_8h_source.html#l00150">lm3g_model.h:150</a></div></div>
<div class="ttc" id="pio_8h_html_a3f80e5d4d666426cef229dd41237d9cf"><div class="ttname"><a href="pio_8h.html#a3f80e5d4d666426cef229dd41237d9cf">lineiter_free</a></div><div class="ttdeci">SPHINXBASE_EXPORT void lineiter_free(lineiter_t *li)</div><div class="ttdoc">Stop reading lines from a file. </div><div class="ttdef"><b>Definition:</b> <a href="pio_8c_source.html#l00358">pio.c:358</a></div></div>
<div class="ttc" id="structtginfo__s_html"><div class="ttname"><a href="structtginfo__s.html">tginfo_s</a></div><div class="ttdoc">Trigram information cache. </div><div class="ttdef"><b>Definition:</b> <a href="lm3g__model_8h_source.html#l00129">lm3g_model.h:129</a></div></div>
<div class="ttc" id="structtrigram__s_html"><div class="ttname"><a href="structtrigram__s.html">trigram_s</a></div><div class="ttdoc">Trigram structure. </div><div class="ttdef"><b>Definition:</b> <a href="ngram__model__arpa_8h_source.html#l00066">ngram_model_arpa.h:66</a></div></div>
<div class="ttc" id="pio_8h_html_aff8df0b6928746d61b3520555263f71e"><div class="ttname"><a href="pio_8h.html#aff8df0b6928746d61b3520555263f71e">lineiter_next</a></div><div class="ttdeci">SPHINXBASE_EXPORT lineiter_t * lineiter_next(lineiter_t *li)</div><div class="ttdoc">Move to the next line in the file. </div><div class="ttdef"><b>Definition:</b> <a href="pio_8c_source.html#l00338">pio.c:338</a></div></div>
<div class="ttc" id="pio_8h_html_a22d0125ab198f02f8bbe543417d99566"><div class="ttname"><a href="pio_8h.html#a22d0125ab198f02f8bbe543417d99566">lineiter_start</a></div><div class="ttdeci">SPHINXBASE_EXPORT lineiter_t * lineiter_start(FILE *fh)</div><div class="ttdoc">Start reading lines from a file. </div><div class="ttdef"><b>Definition:</b> <a href="pio_8c_source.html#l00255">pio.c:255</a></div></div>
<div class="ttc" id="structngram__model__arpa__s_html_ab09caa709057492ca333e7349e006c5d"><div class="ttname"><a href="structngram__model__arpa__s.html#ab09caa709057492ca333e7349e006c5d">ngram_model_arpa_s::base</a></div><div class="ttdeci">ngram_model_t base</div><div class="ttdoc">Base ngram_model_t structure. </div><div class="ttdef"><b>Definition:</b> <a href="ngram__model__arpa_8h_source.html#l00076">ngram_model_arpa.h:76</a></div></div>
<div class="ttc" id="listelem__alloc_8h_html"><div class="ttname"><a href="listelem__alloc_8h.html">listelem_alloc.h</a></div><div class="ttdoc">Fast memory allocator for uniformly sized objects. </div></div>
<div class="ttc" id="structbigram__s_html_a11c1cb1d7c40de624f09c372b36a6857"><div class="ttname"><a href="structbigram__s.html#a11c1cb1d7c40de624f09c372b36a6857">bigram_s::trigrams</a></div><div class="ttdeci">uint16 trigrams</div><div class="ttdoc">Index of 1st entry in lm_t.trigrams[], RELATIVE TO its segment base (see above) </div><div class="ttdef"><b>Definition:</b> <a href="ngram__model__arpa_8h_source.html#l00056">ngram_model_arpa.h:56</a></div></div>
<div class="ttc" id="err_8h_html_ae5a17ac5be8c738d3d977b1bea2d4538"><div class="ttname"><a href="err_8h.html#ae5a17ac5be8c738d3d977b1bea2d4538">E_INFOCONT</a></div><div class="ttdeci">#define E_INFOCONT</div><div class="ttdoc">Print logging information without header, to standard error stream. </div><div class="ttdef"><b>Definition:</b> <a href="err_8h_source.html#l00153">err.h:153</a></div></div>
<div class="ttc" id="structngram__model__s_html_a3c87bc1b678662a2c8930b3b8c33a80f"><div class="ttname"><a href="structngram__model__s.html#a3c87bc1b678662a2c8930b3b8c33a80f">ngram_model_s::n</a></div><div class="ttdeci">uint8 n</div><div class="ttdoc">This is an n-gram model (1, 2, 3, ...). </div><div class="ttdef"><b>Definition:</b> <a href="ngram__model__internal_8h_source.html#l00061">ngram_model_internal.h:61</a></div></div>
<div class="ttc" id="structbigram__s_html_a769b8a54f864ac4844e37cfa17ed1af0"><div class="ttname"><a href="structbigram__s.html#a769b8a54f864ac4844e37cfa17ed1af0">bigram_s::prob2</a></div><div class="ttdeci">uint16 prob2</div><div class="ttdoc">Index into array of actual bigram probs. </div><div class="ttdef"><b>Definition:</b> <a href="ngram__model__arpa_8h_source.html#l00054">ngram_model_arpa.h:54</a></div></div>
<div class="ttc" id="err_8h_html"><div class="ttname"><a href="err_8h.html">err.h</a></div><div class="ttdoc">Implementation of logging routines. </div></div>
<div class="ttc" id="structngram__model__s_html_a2ca373109c651ac998b33153eb38fd95"><div class="ttname"><a href="structngram__model__s.html#a2ca373109c651ac998b33153eb38fd95">ngram_model_s::lmath</a></div><div class="ttdeci">logmath_t * lmath</div><div class="ttdoc">Log-math object. </div><div class="ttdef"><b>Definition:</b> <a href="ngram__model__internal_8h_source.html#l00066">ngram_model_internal.h:66</a></div></div>
<div class="ttc" id="structbigram__s_html_a410991054e81251285cbc209964cdaf4"><div class="ttname"><a href="structbigram__s.html#a410991054e81251285cbc209964cdaf4">bigram_s::bo_wt2</a></div><div class="ttdeci">uint16 bo_wt2</div><div class="ttdoc">Index into array of actual bigram backoff wts. </div><div class="ttdef"><b>Definition:</b> <a href="ngram__model__arpa_8h_source.html#l00055">ngram_model_arpa.h:55</a></div></div>
<div class="ttc" id="strfuncs_8h_html_ab5c9ca15770a4bd3047705762b815df9a4fcbb0fe16fa4aa48723ba3ba10c26dd"><div class="ttname"><a href="strfuncs_8h.html#ab5c9ca15770a4bd3047705762b815df9a4fcbb0fe16fa4aa48723ba3ba10c26dd">STRING_BOTH</a></div><div class="ttdoc">Both ends of string. </div><div class="ttdef"><b>Definition:</b> <a href="strfuncs_8h_source.html#l00073">strfuncs.h:73</a></div></div>
<div class="ttc" id="hash__table_8h_html_aebfe63c3869c271b125a8413ee384412"><div class="ttname"><a href="hash__table_8h.html#aebfe63c3869c271b125a8413ee384412">hash_table_enter</a></div><div class="ttdeci">SPHINXBASE_EXPORT void * hash_table_enter(hash_table_t *h, const char *key, void *val)</div><div class="ttdoc">Try to add a new entry with given key and associated value to hash table h. </div><div class="ttdef"><b>Definition:</b> <a href="hash__table_8c_source.html#l00508">hash_table.c:508</a></div></div>
<div class="ttc" id="pio_8h_html_aa3d71506049eb49cf03eff1b89ef281f"><div class="ttname"><a href="pio_8h.html#aa3d71506049eb49cf03eff1b89ef281f">fopen_comp</a></div><div class="ttdeci">SPHINXBASE_EXPORT FILE * fopen_comp(const char *file, const char *mode, int32 *ispipe)</div><div class="ttdoc">Like fopen, but use popen and zcat if it is determined that "file" is compressed (i.e., has a .z, .Z, .gz, or .GZ extension). </div><div class="ttdef"><b>Definition:</b> <a href="pio_8c_source.html#l00098">pio.c:98</a></div></div>
<div class="ttc" id="structunigram__s_html_a488db9623272838a933cd4b768409fea"><div class="ttname"><a href="structunigram__s.html#a488db9623272838a933cd4b768409fea">unigram_s::prob1</a></div><div class="ttdeci">lmprob_t prob1</div><div class="ttdoc">Unigram probability. </div><div class="ttdef"><b>Definition:</b> <a href="lm3g__model_8h_source.html#l00092">lm3g_model.h:92</a></div></div>
<div class="ttc" id="structngram__model__arpa__s_html_abe1aa64587afdcb6134c0efaad622e78"><div class="ttname"><a href="structngram__model__arpa__s.html#abe1aa64587afdcb6134c0efaad622e78">ngram_model_arpa_s::lm3g</a></div><div class="ttdeci">lm3g_model_t lm3g</div><div class="ttdoc">Shared lm3g structure. </div><div class="ttdef"><b>Definition:</b> <a href="ngram__model__arpa_8h_source.html#l00077">ngram_model_arpa.h:77</a></div></div>
<div class="ttc" id="strfuncs_8h_html_a5b520fdebcca599db86faaf75a82173f"><div class="ttname"><a href="strfuncs_8h.html#a5b520fdebcca599db86faaf75a82173f">str2words</a></div><div class="ttdeci">SPHINXBASE_EXPORT int32 str2words(char *line, char **wptr, int32 n_wptr)</div><div class="ttdoc">Convert a line to an array of "words", based on whitespace separators. </div><div class="ttdef"><b>Definition:</b> <a href="strfuncs_8c_source.html#l00115">strfuncs.c:115</a></div></div>
<div class="ttc" id="structcmd__ln__t_html"><div class="ttname"><a href="structcmd__ln__t.html">cmd_ln_t</a></div><div class="ttdoc">Opaque structure used to hold the results of command-line parsing. </div></div>
<div class="ttc" id="err_8h_html_a5f7b2f58f5a663a6bdd51f197ae21993"><div class="ttname"><a href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993">E_ERROR</a></div><div class="ttdeci">#define E_ERROR</div><div class="ttdoc">Print error message to standard error stream. </div><div class="ttdef"><b>Definition:</b> <a href="err_8h_source.html#l00169">err.h:169</a></div></div>
<div class="ttc" id="structlm3g__model__s_html_a7ee629aa1b8e88529127cf4da470d80f"><div class="ttname"><a href="structlm3g__model__s.html#a7ee629aa1b8e88529127cf4da470d80f">lm3g_model_s::bo_wt2</a></div><div class="ttdeci">lmprob_t * bo_wt2</div><div class="ttdoc">Table of actual bigram backoff weights. </div><div class="ttdef"><b>Definition:</b> <a href="lm3g__model_8h_source.html#l00148">lm3g_model.h:148</a></div></div>
<div class="ttc" id="structngram__funcs__s_html"><div class="ttname"><a href="structngram__funcs__s.html">ngram_funcs_s</a></div><div class="ttdoc">Implementation-specific functions for operating on ngram_model_t objects. </div><div class="ttdef"><b>Definition:</b> <a href="ngram__model__internal_8h_source.html#l00110">ngram_model_internal.h:110</a></div></div>
<div class="ttc" id="listelem__alloc_8h_html_a4b08b49eaa74cbe9a3c95170cee78de7"><div class="ttname"><a href="listelem__alloc_8h.html#a4b08b49eaa74cbe9a3c95170cee78de7">listelem_alloc_init</a></div><div class="ttdeci">SPHINXBASE_EXPORT listelem_alloc_t * listelem_alloc_init(size_t elemsize)</div><div class="ttdoc">Initialize and return a list element allocator. </div><div class="ttdef"><b>Definition:</b> <a href="listelem__alloc_8c_source.html#l00087">listelem_alloc.c:87</a></div></div>
<div class="ttc" id="structngram__iter__s_html"><div class="ttname"><a href="structngram__iter__s.html">ngram_iter_s</a></div><div class="ttdoc">Base iterator structure for N-grams. </div><div class="ttdef"><b>Definition:</b> <a href="ngram__model__internal_8h_source.html#l00193">ngram_model_internal.h:193</a></div></div>
<div class="ttc" id="logmath_8h_html_a7c17cb624003975e84fbd141ca6e2e06"><div class="ttname"><a href="logmath_8h.html#a7c17cb624003975e84fbd141ca6e2e06">logmath_log_to_log10</a></div><div class="ttdeci">SPHINXBASE_EXPORT float64 logmath_log_to_log10(logmath_t *lmath, int logb_p)</div><div class="ttdoc">Convert integer log in base B to base 10 log (in floating point). </div><div class="ttdef"><b>Definition:</b> <a href="logmath_8c_source.html#l00480">logmath.c:480</a></div></div>
<div class="ttc" id="strfuncs_8h_html_ac36a095632a4f16cf4e0fbcdb01de5ad"><div class="ttname"><a href="strfuncs_8h.html#ac36a095632a4f16cf4e0fbcdb01de5ad">string_trim</a></div><div class="ttdeci">SPHINXBASE_EXPORT char * string_trim(char *string, enum string_edge_e which)</div><div class="ttdoc">Remove whitespace from a string, modifying it in-place. </div><div class="ttdef"><b>Definition:</b> <a href="strfuncs_8c_source.html#l00089">strfuncs.c:89</a></div></div>
<div class="ttc" id="structngram__model__s_html"><div class="ttname"><a href="structngram__model__s.html">ngram_model_s</a></div><div class="ttdoc">Common implementation of ngram_model_t. </div><div class="ttdef"><b>Definition:</b> <a href="ngram__model__internal_8h_source.html#l00055">ngram_model_internal.h:55</a></div></div>
<div class="ttc" id="structsorted__list__t_html_aa7468ec9a2fe7c61d2bc76ba43c575ce"><div class="ttname"><a href="structsorted__list__t.html#aa7468ec9a2fe7c61d2bc76ba43c575ce">sorted_list_t::free</a></div><div class="ttdeci">int32 free</div><div class="ttdoc">first free element in list </div><div class="ttdef"><b>Definition:</b> <a href="lm3g__model_8h_source.html#l00084">lm3g_model.h:84</a></div></div>
<div class="ttc" id="pio_8h_html_a87592c3a2d0a00eed9eda014950beb65"><div class="ttname"><a href="pio_8h.html#a87592c3a2d0a00eed9eda014950beb65">fclose_comp</a></div><div class="ttdeci">SPHINXBASE_EXPORT void fclose_comp(FILE *fp, int32 ispipe)</div><div class="ttdoc">Close a file opened using fopen_comp. </div><div class="ttdef"><b>Definition:</b> <a href="pio_8c_source.html#l00175">pio.c:175</a></div></div>
<div class="ttc" id="err_8h_html_a54ffbfe898d74595c586a1f48f32ef03"><div class="ttname"><a href="err_8h.html#a54ffbfe898d74595c586a1f48f32ef03">E_ERROR_SYSTEM</a></div><div class="ttdeci">#define E_ERROR_SYSTEM</div><div class="ttdoc">Print error text; Call perror("");. </div><div class="ttdef"><b>Definition:</b> <a href="err_8h_source.html#l00142">err.h:142</a></div></div>
<div class="ttc" id="structbigram__s_html_af66faad954d56f5ceaf6ba47cdcd9b1f"><div class="ttname"><a href="structbigram__s.html#af66faad954d56f5ceaf6ba47cdcd9b1f">bigram_s::wid</a></div><div class="ttdeci">uint32 wid</div><div class="ttdoc">Index of unigram entry for this. </div><div class="ttdef"><b>Definition:</b> <a href="ngram__model__arpa_8h_source.html#l00053">ngram_model_arpa.h:53</a></div></div>
<div class="ttc" id="ngram__model_8h_html_a12683dda2253dc45680102f02fbdb1e2"><div class="ttname"><a href="ngram__model_8h.html#a12683dda2253dc45680102f02fbdb1e2">ngram_model_mgrams</a></div><div class="ttdeci">SPHINXBASE_EXPORT ngram_iter_t * ngram_model_mgrams(ngram_model_t *model, int m)</div><div class="ttdoc">Iterate over all M-grams. </div><div class="ttdef"><b>Definition:</b> <a href="ngram__model_8c_source.html#l00689">ngram_model.c:689</a></div></div>
<div class="ttc" id="structlm3g__model__s_html_a9be0c8197334e3ef632e9e3abdad6a4f"><div class="ttname"><a href="structlm3g__model__s.html#a9be0c8197334e3ef632e9e3abdad6a4f">lm3g_model_s::tginfo</a></div><div class="ttdeci">tginfo_t ** tginfo</div><div class="ttdoc">tginfo[lw2] is head of linked list of trigram information for some cached subset of bigrams (*...</div><div class="ttdef"><b>Definition:</b> <a href="lm3g__model_8h_source.html#l00154">lm3g_model.h:154</a></div></div>
<div class="ttc" id="structlm3g__model__s_html_a273e6ea4c39d1a563cc59f00b4b6ee98"><div class="ttname"><a href="structlm3g__model__s.html#a273e6ea4c39d1a563cc59f00b4b6ee98">lm3g_model_s::n_prob2</a></div><div class="ttdeci">int32 n_prob2</div><div class="ttdoc">prob2 size </div><div class="ttdef"><b>Definition:</b> <a href="lm3g__model_8h_source.html#l00147">lm3g_model.h:147</a></div></div>
<div class="ttc" id="pio_8h_html"><div class="ttname"><a href="pio_8h.html">pio.h</a></div><div class="ttdoc">file IO related operations. </div></div>
<div class="ttc" id="logmath_8h_html_aacb4dddeed63a61fb927915f7e3a642e"><div class="ttname"><a href="logmath_8h.html#aacb4dddeed63a61fb927915f7e3a642e">logmath_log10_to_log</a></div><div class="ttdeci">SPHINXBASE_EXPORT int logmath_log10_to_log(logmath_t *lmath, float64 log_p)</div><div class="ttdoc">Convert base 10 log (in floating point) to integer log in base B. </div><div class="ttdef"><b>Definition:</b> <a href="logmath_8c_source.html#l00474">logmath.c:474</a></div></div>
<div class="ttc" id="structlm3g__model__s_html_a6cec34be6a748a9cece94ae3dfc1e8d7"><div class="ttname"><a href="structlm3g__model__s.html#a6cec34be6a748a9cece94ae3dfc1e8d7">lm3g_model_s::tseg_base</a></div><div class="ttdeci">int32 * tseg_base</div><div class="ttdoc">tseg_base[i>>LOG_BG_SEG_SZ] = index of 1st trigram for bigram segment (i>>LOG_BG_SEG_SZ) ...</div><div class="ttdef"><b>Definition:</b> <a href="lm3g__model_8h_source.html#l00152">lm3g_model.h:152</a></div></div>
<div class="ttc" id="structngram__model__s_html_a74f85927ef0d5513a1e6c02d13864be3"><div class="ttname"><a href="structngram__model__s.html#a74f85927ef0d5513a1e6c02d13864be3">ngram_model_s::n_words</a></div><div class="ttdeci">int32 n_words</div><div class="ttdoc">Number of actual word strings (NOT the same as the number of unigrams, due to class words)...</div><div class="ttdef"><b>Definition:</b> <a href="ngram__model__internal_8h_source.html#l00059">ngram_model_internal.h:59</a></div></div>
<div class="ttc" id="structtrigram__s_html_a492e1fedb16fa11d26a941177c1305be"><div class="ttname"><a href="structtrigram__s.html#a492e1fedb16fa11d26a941177c1305be">trigram_s::wid</a></div><div class="ttdeci">uint32 wid</div><div class="ttdoc">Index of unigram entry for this. </div><div class="ttdef"><b>Definition:</b> <a href="ngram__model__arpa_8h_source.html#l00067">ngram_model_arpa.h:67</a></div></div>
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