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<div id="projectname">SVM Classifier C++<span id="projectnumber"> 1.0.0</span>
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<div id="projectbrief">High-performance Support Vector Machine classifier with scikit-learn compatible API</div>
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<li class="navelem"><a class="el" href="dir_d44c64559bbebec7f509842c48db8b23.html">include</a></li><li class="navelem"><a class="el" href="dir_daf582bc00f2bbc6516ddb6630e28009.html">svm_classifier</a></li> </ul>
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<div class="headertitle"><div class="title">multiclass_strategy.hpp</div></div>
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<div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span><span class="preprocessor">#pragma once</span></div>
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<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span> </div>
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<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span><span class="preprocessor">#include "types.hpp"</span></div>
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<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span><span class="preprocessor">#include "kernel_parameters.hpp"</span></div>
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<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="preprocessor">#include "data_converter.hpp"</span></div>
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<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span><span class="preprocessor">#include <torch/torch.h></span></div>
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<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span><span class="preprocessor">#include <vector></span></div>
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<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span><span class="preprocessor">#include <memory></span></div>
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<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span><span class="preprocessor">#include <unordered_map></span></div>
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<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span> </div>
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<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span><span class="comment">// Forward declarations</span></div>
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<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span><span class="keyword">struct </span>svm_model;</div>
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<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span><span class="keyword">struct </span>model;</div>
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<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span> </div>
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<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span><span class="keyword">namespace </span>svm_classifier {</div>
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<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span> </div>
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<div class="foldopen" id="foldopen00020" data-start="{" data-end="};">
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<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"><a class="line" href="classsvm__classifier_1_1MulticlassStrategyBase.html"> 20</a></span> <span class="keyword">class </span><a class="code hl_class" href="classsvm__classifier_1_1MulticlassStrategyBase.html">MulticlassStrategyBase</a> {</div>
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<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span> <span class="keyword">public</span>:</div>
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<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"><a class="line" href="classsvm__classifier_1_1MulticlassStrategyBase.html#a8a5647dd57eed281288f0c9011b11395"> 25</a></span> <span class="keyword">virtual</span> <a class="code hl_function" href="classsvm__classifier_1_1MulticlassStrategyBase.html#a8a5647dd57eed281288f0c9011b11395">~MulticlassStrategyBase</a>() = <span class="keywordflow">default</span>;</div>
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<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span> </div>
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<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"><a class="line" href="classsvm__classifier_1_1MulticlassStrategyBase.html#a548af7201b7970abee0c31e7ec07d896"> 35</a></span> <span class="keyword">virtual</span> <a class="code hl_struct" href="structsvm__classifier_1_1TrainingMetrics.html">TrainingMetrics</a> <a class="code hl_function" href="classsvm__classifier_1_1MulticlassStrategyBase.html#a548af7201b7970abee0c31e7ec07d896">fit</a>(<span class="keyword">const</span> torch::Tensor& X,</div>
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<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span> <span class="keyword">const</span> torch::Tensor& y,</div>
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<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span> <span class="keyword">const</span> KernelParameters& params,</div>
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<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span> <a class="code hl_class" href="classsvm__classifier_1_1DataConverter.html">DataConverter</a>& converter) = 0;</div>
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<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span> </div>
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<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"><a class="line" href="classsvm__classifier_1_1MulticlassStrategyBase.html#a70f94cfcf8b2bf6d60133c688fe55f9d"> 46</a></span> <span class="keyword">virtual</span> std::vector<int> <a class="code hl_function" href="classsvm__classifier_1_1MulticlassStrategyBase.html#a70f94cfcf8b2bf6d60133c688fe55f9d">predict</a>(<span class="keyword">const</span> torch::Tensor& X,</div>
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<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span> <a class="code hl_class" href="classsvm__classifier_1_1DataConverter.html">DataConverter</a>& converter) = 0;</div>
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<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span> </div>
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<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"><a class="line" href="classsvm__classifier_1_1MulticlassStrategyBase.html#ab5348ee3b83547702ec7903ee7ee2da7"> 55</a></span> <span class="keyword">virtual</span> std::vector<std::vector<double>> <a class="code hl_function" href="classsvm__classifier_1_1MulticlassStrategyBase.html#ab5348ee3b83547702ec7903ee7ee2da7">predict_proba</a>(<span class="keyword">const</span> torch::Tensor& X,</div>
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<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span> <a class="code hl_class" href="classsvm__classifier_1_1DataConverter.html">DataConverter</a>& converter) = 0;</div>
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<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span> </div>
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<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"><a class="line" href="classsvm__classifier_1_1MulticlassStrategyBase.html#ad1c4eb746cb1fdd67cf436ff85a9b0f0"> 64</a></span> <span class="keyword">virtual</span> std::vector<std::vector<double>> <a class="code hl_function" href="classsvm__classifier_1_1MulticlassStrategyBase.html#ad1c4eb746cb1fdd67cf436ff85a9b0f0">decision_function</a>(<span class="keyword">const</span> torch::Tensor& X,</div>
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<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span> <a class="code hl_class" href="classsvm__classifier_1_1DataConverter.html">DataConverter</a>& converter) = 0;</div>
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<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span> </div>
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<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"><a class="line" href="classsvm__classifier_1_1MulticlassStrategyBase.html#a379c4000227cc46410bfbecce6e80c33"> 71</a></span> <span class="keyword">virtual</span> std::vector<int> <a class="code hl_function" href="classsvm__classifier_1_1MulticlassStrategyBase.html#a379c4000227cc46410bfbecce6e80c33">get_classes</a>() <span class="keyword">const</span> = 0;</div>
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<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span> </div>
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<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"><a class="line" href="classsvm__classifier_1_1MulticlassStrategyBase.html#a2ab91902f8d6eb216f626ce9ea4be992"> 77</a></span> <span class="keyword">virtual</span> <span class="keywordtype">bool</span> <a class="code hl_function" href="classsvm__classifier_1_1MulticlassStrategyBase.html#a2ab91902f8d6eb216f626ce9ea4be992">supports_probability</a>() <span class="keyword">const</span> = 0;</div>
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<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span> </div>
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<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"><a class="line" href="classsvm__classifier_1_1MulticlassStrategyBase.html#a1740d877a4d634ec1763cb8646f5e172"> 83</a></span> <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code hl_function" href="classsvm__classifier_1_1MulticlassStrategyBase.html#a1740d877a4d634ec1763cb8646f5e172">get_n_classes</a>() <span class="keyword">const</span> = 0;</div>
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<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span> </div>
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<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"><a class="line" href="classsvm__classifier_1_1MulticlassStrategyBase.html#a31a0501fa1a6db1d41cbf825b2348e47"> 89</a></span> <span class="keyword">virtual</span> MulticlassStrategy <a class="code hl_function" href="classsvm__classifier_1_1MulticlassStrategyBase.html#a31a0501fa1a6db1d41cbf825b2348e47">get_strategy_type</a>() <span class="keyword">const</span> = 0;</div>
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<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span> </div>
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<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span> <span class="keyword">protected</span>:</div>
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<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"><a class="line" href="classsvm__classifier_1_1MulticlassStrategyBase.html#a15bb6eb53e91e604b259b3050bd40e27"> 92</a></span> std::vector<int> <a class="code hl_variable" href="classsvm__classifier_1_1MulticlassStrategyBase.html#a15bb6eb53e91e604b259b3050bd40e27">classes_</a>; </div>
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<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"><a class="line" href="classsvm__classifier_1_1MulticlassStrategyBase.html#a8e74cd580feaac0da34d204274a24fea"> 93</a></span> <span class="keywordtype">bool</span> <a class="code hl_variable" href="classsvm__classifier_1_1MulticlassStrategyBase.html#a8e74cd580feaac0da34d204274a24fea">is_trained_</a> = <span class="keyword">false</span>; </div>
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<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"> 94</span> };</div>
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</div>
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<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span> </div>
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<div class="foldopen" id="foldopen00099" data-start="{" data-end="};">
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<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"><a class="line" href="classsvm__classifier_1_1OneVsRestStrategy.html"> 99</a></span> <span class="keyword">class </span><a class="code hl_class" href="classsvm__classifier_1_1OneVsRestStrategy.html">OneVsRestStrategy</a> : <span class="keyword">public</span> <a class="code hl_class" href="classsvm__classifier_1_1MulticlassStrategyBase.html">MulticlassStrategyBase</a> {</div>
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<div class="line"><a id="l00100" name="l00100"></a><span class="lineno"> 100</span> <span class="keyword">public</span>:</div>
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<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"><a class="line" href="classsvm__classifier_1_1OneVsRestStrategy.html#a30f146a564a9c9681524593cacbb43e7"> 104</a></span> <a class="code hl_function" href="classsvm__classifier_1_1OneVsRestStrategy.html#a30f146a564a9c9681524593cacbb43e7">OneVsRestStrategy</a>();</div>
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<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span> </div>
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<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"><a class="line" href="classsvm__classifier_1_1OneVsRestStrategy.html#acfd698dd6cc0a988ac642a00d1f0b970"> 109</a></span> <a class="code hl_function" href="classsvm__classifier_1_1OneVsRestStrategy.html#acfd698dd6cc0a988ac642a00d1f0b970">~OneVsRestStrategy</a>() <span class="keyword">override</span>;</div>
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<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span> </div>
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<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"><a class="line" href="classsvm__classifier_1_1OneVsRestStrategy.html#aae14da8c0effd04731b5a4a0181eb1b6"> 111</a></span> <a class="code hl_struct" href="structsvm__classifier_1_1TrainingMetrics.html">TrainingMetrics</a> <a class="code hl_function" href="classsvm__classifier_1_1OneVsRestStrategy.html#aae14da8c0effd04731b5a4a0181eb1b6">fit</a>(<span class="keyword">const</span> torch::Tensor& X,</div>
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<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span> <span class="keyword">const</span> torch::Tensor& y,</div>
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<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span> <span class="keyword">const</span> KernelParameters& params,</div>
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<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span> <a class="code hl_class" href="classsvm__classifier_1_1DataConverter.html">DataConverter</a>& converter) <span class="keyword">override</span>;</div>
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<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span> </div>
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<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"><a class="line" href="classsvm__classifier_1_1OneVsRestStrategy.html#a771903a821d5380ddd5d0b3a912e7df9"> 116</a></span> std::vector<int> <a class="code hl_function" href="classsvm__classifier_1_1OneVsRestStrategy.html#a771903a821d5380ddd5d0b3a912e7df9">predict</a>(<span class="keyword">const</span> torch::Tensor& X,</div>
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<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"> 117</span> <a class="code hl_class" href="classsvm__classifier_1_1DataConverter.html">DataConverter</a>& converter) <span class="keyword">override</span>;</div>
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<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span> </div>
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<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"><a class="line" href="classsvm__classifier_1_1OneVsRestStrategy.html#a55639e5adaadcd6414b50d5ebf0d1cd2"> 119</a></span> std::vector<std::vector<double>> <a class="code hl_function" href="classsvm__classifier_1_1OneVsRestStrategy.html#a55639e5adaadcd6414b50d5ebf0d1cd2">predict_proba</a>(<span class="keyword">const</span> torch::Tensor& X,</div>
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<div class="line"><a id="l00120" name="l00120"></a><span class="lineno"> 120</span> <a class="code hl_class" href="classsvm__classifier_1_1DataConverter.html">DataConverter</a>& converter) <span class="keyword">override</span>;</div>
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<div class="line"><a id="l00121" name="l00121"></a><span class="lineno"> 121</span> </div>
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<div class="line"><a id="l00122" name="l00122"></a><span class="lineno"><a class="line" href="classsvm__classifier_1_1OneVsRestStrategy.html#a966b79bc8b6fac0fa78feefc2dd8a878"> 122</a></span> std::vector<std::vector<double>> <a class="code hl_function" href="classsvm__classifier_1_1OneVsRestStrategy.html#a966b79bc8b6fac0fa78feefc2dd8a878">decision_function</a>(<span class="keyword">const</span> torch::Tensor& X,</div>
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<div class="line"><a id="l00123" name="l00123"></a><span class="lineno"> 123</span> <a class="code hl_class" href="classsvm__classifier_1_1DataConverter.html">DataConverter</a>& converter) <span class="keyword">override</span>;</div>
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<div class="line"><a id="l00124" name="l00124"></a><span class="lineno"> 124</span> </div>
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<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"><a class="line" href="classsvm__classifier_1_1OneVsRestStrategy.html#a5e10800b16dbc66fd1c0d5e0a42871f0"> 125</a></span> std::vector<int> <a class="code hl_function" href="classsvm__classifier_1_1OneVsRestStrategy.html#a5e10800b16dbc66fd1c0d5e0a42871f0">get_classes</a>()<span class="keyword"> const override </span>{ <span class="keywordflow">return</span> <a class="code hl_variable" href="classsvm__classifier_1_1MulticlassStrategyBase.html#a15bb6eb53e91e604b259b3050bd40e27">classes_</a>; }</div>
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<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"> 126</span> </div>
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<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"><a class="line" href="classsvm__classifier_1_1OneVsRestStrategy.html#a200300198628ac119eac09e62ff62336"> 127</a></span> <span class="keywordtype">bool</span> <a class="code hl_function" href="classsvm__classifier_1_1OneVsRestStrategy.html#a200300198628ac119eac09e62ff62336">supports_probability</a>() <span class="keyword">const override</span>;</div>
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<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span> </div>
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<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"><a class="line" href="classsvm__classifier_1_1OneVsRestStrategy.html#a53abe89ec25c33fd9c32d92ba08d01ed"> 129</a></span> <span class="keywordtype">int</span> <a class="code hl_function" href="classsvm__classifier_1_1OneVsRestStrategy.html#a53abe89ec25c33fd9c32d92ba08d01ed">get_n_classes</a>()<span class="keyword"> const override </span>{ <span class="keywordflow">return</span> <span class="keyword">static_cast<</span><span class="keywordtype">int</span><span class="keyword">></span>(<a class="code hl_variable" href="classsvm__classifier_1_1MulticlassStrategyBase.html#a15bb6eb53e91e604b259b3050bd40e27">classes_</a>.size()); }</div>
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<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"> 130</span> </div>
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<div class="line"><a id="l00131" name="l00131"></a><span class="lineno"><a class="line" href="classsvm__classifier_1_1OneVsRestStrategy.html#af9e1bd6d08ce3e7afd5279c835ce6cfb"> 131</a></span> MulticlassStrategy <a class="code hl_function" href="classsvm__classifier_1_1OneVsRestStrategy.html#af9e1bd6d08ce3e7afd5279c835ce6cfb">get_strategy_type</a>()<span class="keyword"> const override </span>{ <span class="keywordflow">return</span> MulticlassStrategy::ONE_VS_REST; }</div>
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<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"> 132</span> </div>
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<div class="line"><a id="l00133" name="l00133"></a><span class="lineno"> 133</span> <span class="keyword">private</span>:</div>
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<div class="line"><a id="l00134" name="l00134"></a><span class="lineno"> 134</span> std::vector<std::unique_ptr<svm_model>> svm_models_; </div>
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<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"> 135</span> std::vector<std::unique_ptr<model>> linear_models_; </div>
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<div class="line"><a id="l00136" name="l00136"></a><span class="lineno"> 136</span> KernelParameters params_; </div>
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<div class="line"><a id="l00137" name="l00137"></a><span class="lineno"> 137</span> SVMLibrary library_type_; </div>
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<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"> 138</span> </div>
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<div class="line"><a id="l00145" name="l00145"></a><span class="lineno"> 145</span> torch::Tensor create_binary_labels(<span class="keyword">const</span> torch::Tensor& y, <span class="keywordtype">int</span> positive_class);</div>
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<div class="line"><a id="l00146" name="l00146"></a><span class="lineno"> 146</span> </div>
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<div class="line"><a id="l00156" name="l00156"></a><span class="lineno"> 156</span> <span class="keywordtype">double</span> train_binary_classifier(<span class="keyword">const</span> torch::Tensor& X,</div>
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<div class="line"><a id="l00157" name="l00157"></a><span class="lineno"> 157</span> <span class="keyword">const</span> torch::Tensor& y_binary,</div>
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<div class="line"><a id="l00158" name="l00158"></a><span class="lineno"> 158</span> <span class="keyword">const</span> KernelParameters& params,</div>
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<div class="line"><a id="l00159" name="l00159"></a><span class="lineno"> 159</span> <a class="code hl_class" href="classsvm__classifier_1_1DataConverter.html">DataConverter</a>& converter,</div>
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<div class="line"><a id="l00160" name="l00160"></a><span class="lineno"> 160</span> <span class="keywordtype">int</span> class_idx);</div>
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<div class="line"><a id="l00161" name="l00161"></a><span class="lineno"> 161</span> </div>
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<div class="line"><a id="l00165" name="l00165"></a><span class="lineno"> 165</span> <span class="keywordtype">void</span> cleanup_models();</div>
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<div class="line"><a id="l00166" name="l00166"></a><span class="lineno"> 166</span> };</div>
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</div>
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<div class="line"><a id="l00167" name="l00167"></a><span class="lineno"> 167</span> </div>
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<div class="foldopen" id="foldopen00171" data-start="{" data-end="};">
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<div class="line"><a id="l00171" name="l00171"></a><span class="lineno"><a class="line" href="classsvm__classifier_1_1OneVsOneStrategy.html"> 171</a></span> <span class="keyword">class </span><a class="code hl_class" href="classsvm__classifier_1_1OneVsOneStrategy.html">OneVsOneStrategy</a> : <span class="keyword">public</span> <a class="code hl_class" href="classsvm__classifier_1_1MulticlassStrategyBase.html">MulticlassStrategyBase</a> {</div>
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<div class="line"><a id="l00172" name="l00172"></a><span class="lineno"> 172</span> <span class="keyword">public</span>:</div>
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<div class="line"><a id="l00176" name="l00176"></a><span class="lineno"><a class="line" href="classsvm__classifier_1_1OneVsOneStrategy.html#a6d4b060383169010dda4197a0bffa020"> 176</a></span> <a class="code hl_function" href="classsvm__classifier_1_1OneVsOneStrategy.html#a6d4b060383169010dda4197a0bffa020">OneVsOneStrategy</a>();</div>
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<div class="line"><a id="l00177" name="l00177"></a><span class="lineno"> 177</span> </div>
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<div class="line"><a id="l00181" name="l00181"></a><span class="lineno"><a class="line" href="classsvm__classifier_1_1OneVsOneStrategy.html#af9a653b62502e296d0d18092be56344f"> 181</a></span> <a class="code hl_function" href="classsvm__classifier_1_1OneVsOneStrategy.html#af9a653b62502e296d0d18092be56344f">~OneVsOneStrategy</a>() <span class="keyword">override</span>;</div>
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<div class="line"><a id="l00182" name="l00182"></a><span class="lineno"> 182</span> </div>
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<div class="line"><a id="l00183" name="l00183"></a><span class="lineno"><a class="line" href="classsvm__classifier_1_1OneVsOneStrategy.html#af5ce4aeb191c5feed178b6465eac66f6"> 183</a></span> <a class="code hl_struct" href="structsvm__classifier_1_1TrainingMetrics.html">TrainingMetrics</a> <a class="code hl_function" href="classsvm__classifier_1_1OneVsOneStrategy.html#af5ce4aeb191c5feed178b6465eac66f6">fit</a>(<span class="keyword">const</span> torch::Tensor& X,</div>
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<div class="line"><a id="l00184" name="l00184"></a><span class="lineno"> 184</span> <span class="keyword">const</span> torch::Tensor& y,</div>
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<div class="line"><a id="l00185" name="l00185"></a><span class="lineno"> 185</span> <span class="keyword">const</span> KernelParameters& params,</div>
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<div class="line"><a id="l00186" name="l00186"></a><span class="lineno"> 186</span> <a class="code hl_class" href="classsvm__classifier_1_1DataConverter.html">DataConverter</a>& converter) <span class="keyword">override</span>;</div>
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<div class="line"><a id="l00187" name="l00187"></a><span class="lineno"> 187</span> </div>
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<div class="line"><a id="l00188" name="l00188"></a><span class="lineno"><a class="line" href="classsvm__classifier_1_1OneVsOneStrategy.html#ab60df2d9b6069a73369b0bf9d3675662"> 188</a></span> std::vector<int> <a class="code hl_function" href="classsvm__classifier_1_1OneVsOneStrategy.html#ab60df2d9b6069a73369b0bf9d3675662">predict</a>(<span class="keyword">const</span> torch::Tensor& X,</div>
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<div class="line"><a id="l00189" name="l00189"></a><span class="lineno"> 189</span> <a class="code hl_class" href="classsvm__classifier_1_1DataConverter.html">DataConverter</a>& converter) <span class="keyword">override</span>;</div>
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<div class="line"><a id="l00190" name="l00190"></a><span class="lineno"> 190</span> </div>
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<div class="line"><a id="l00191" name="l00191"></a><span class="lineno"><a class="line" href="classsvm__classifier_1_1OneVsOneStrategy.html#ae62e8b24115042d1119e76f3302f6992"> 191</a></span> std::vector<std::vector<double>> <a class="code hl_function" href="classsvm__classifier_1_1OneVsOneStrategy.html#ae62e8b24115042d1119e76f3302f6992">predict_proba</a>(<span class="keyword">const</span> torch::Tensor& X,</div>
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<div class="line"><a id="l00192" name="l00192"></a><span class="lineno"> 192</span> <a class="code hl_class" href="classsvm__classifier_1_1DataConverter.html">DataConverter</a>& converter) <span class="keyword">override</span>;</div>
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<div class="line"><a id="l00193" name="l00193"></a><span class="lineno"> 193</span> </div>
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<div class="line"><a id="l00194" name="l00194"></a><span class="lineno"><a class="line" href="classsvm__classifier_1_1OneVsOneStrategy.html#a6aae0b5cd72180e94212454da8b777d2"> 194</a></span> std::vector<std::vector<double>> <a class="code hl_function" href="classsvm__classifier_1_1OneVsOneStrategy.html#a6aae0b5cd72180e94212454da8b777d2">decision_function</a>(<span class="keyword">const</span> torch::Tensor& X,</div>
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<div class="line"><a id="l00195" name="l00195"></a><span class="lineno"> 195</span> <a class="code hl_class" href="classsvm__classifier_1_1DataConverter.html">DataConverter</a>& converter) <span class="keyword">override</span>;</div>
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<div class="line"><a id="l00196" name="l00196"></a><span class="lineno"> 196</span> </div>
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<div class="line"><a id="l00197" name="l00197"></a><span class="lineno"><a class="line" href="classsvm__classifier_1_1OneVsOneStrategy.html#a52f9c3d7d98077d1dec0d6034711b750"> 197</a></span> std::vector<int> <a class="code hl_function" href="classsvm__classifier_1_1OneVsOneStrategy.html#a52f9c3d7d98077d1dec0d6034711b750">get_classes</a>()<span class="keyword"> const override </span>{ <span class="keywordflow">return</span> <a class="code hl_variable" href="classsvm__classifier_1_1MulticlassStrategyBase.html#a15bb6eb53e91e604b259b3050bd40e27">classes_</a>; }</div>
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<div class="line"><a id="l00198" name="l00198"></a><span class="lineno"> 198</span> </div>
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<div class="line"><a id="l00199" name="l00199"></a><span class="lineno"><a class="line" href="classsvm__classifier_1_1OneVsOneStrategy.html#a8875d29cb8666af10e0fb5634e08c0c1"> 199</a></span> <span class="keywordtype">bool</span> <a class="code hl_function" href="classsvm__classifier_1_1OneVsOneStrategy.html#a8875d29cb8666af10e0fb5634e08c0c1">supports_probability</a>() <span class="keyword">const override</span>;</div>
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<div class="line"><a id="l00200" name="l00200"></a><span class="lineno"> 200</span> </div>
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<div class="line"><a id="l00201" name="l00201"></a><span class="lineno"><a class="line" href="classsvm__classifier_1_1OneVsOneStrategy.html#a16ee2ae3623767af2165fef2d4b7d039"> 201</a></span> <span class="keywordtype">int</span> <a class="code hl_function" href="classsvm__classifier_1_1OneVsOneStrategy.html#a16ee2ae3623767af2165fef2d4b7d039">get_n_classes</a>()<span class="keyword"> const override </span>{ <span class="keywordflow">return</span> <span class="keyword">static_cast<</span><span class="keywordtype">int</span><span class="keyword">></span>(<a class="code hl_variable" href="classsvm__classifier_1_1MulticlassStrategyBase.html#a15bb6eb53e91e604b259b3050bd40e27">classes_</a>.size()); }</div>
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<div class="line"><a id="l00202" name="l00202"></a><span class="lineno"> 202</span> </div>
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<div class="line"><a id="l00203" name="l00203"></a><span class="lineno"><a class="line" href="classsvm__classifier_1_1OneVsOneStrategy.html#aae80b4e75459b2aca4f561d62c3c5675"> 203</a></span> MulticlassStrategy <a class="code hl_function" href="classsvm__classifier_1_1OneVsOneStrategy.html#aae80b4e75459b2aca4f561d62c3c5675">get_strategy_type</a>()<span class="keyword"> const override </span>{ <span class="keywordflow">return</span> MulticlassStrategy::ONE_VS_ONE; }</div>
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<div class="line"><a id="l00204" name="l00204"></a><span class="lineno"> 204</span> </div>
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<div class="line"><a id="l00205" name="l00205"></a><span class="lineno"> 205</span> <span class="keyword">private</span>:</div>
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<div class="line"><a id="l00206" name="l00206"></a><span class="lineno"> 206</span> std::vector<std::unique_ptr<svm_model>> svm_models_; </div>
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<div class="line"><a id="l00207" name="l00207"></a><span class="lineno"> 207</span> std::vector<std::unique_ptr<model>> linear_models_; </div>
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<div class="line"><a id="l00208" name="l00208"></a><span class="lineno"> 208</span> std::vector<std::pair<int, int>> class_pairs_; </div>
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<div class="line"><a id="l00209" name="l00209"></a><span class="lineno"> 209</span> KernelParameters params_; </div>
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<div class="line"><a id="l00210" name="l00210"></a><span class="lineno"> 210</span> SVMLibrary library_type_; </div>
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<div class="line"><a id="l00211" name="l00211"></a><span class="lineno"> 211</span> </div>
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<div class="line"><a id="l00220" name="l00220"></a><span class="lineno"> 220</span> std::pair<torch::Tensor, torch::Tensor> extract_binary_data(<span class="keyword">const</span> torch::Tensor& X,</div>
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<div class="line"><a id="l00221" name="l00221"></a><span class="lineno"> 221</span> <span class="keyword">const</span> torch::Tensor& y,</div>
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<div class="line"><a id="l00222" name="l00222"></a><span class="lineno"> 222</span> <span class="keywordtype">int</span> class1,</div>
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<div class="line"><a id="l00223" name="l00223"></a><span class="lineno"> 223</span> <span class="keywordtype">int</span> class2);</div>
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<div class="line"><a id="l00224" name="l00224"></a><span class="lineno"> 224</span> </div>
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<div class="line"><a id="l00236" name="l00236"></a><span class="lineno"> 236</span> <span class="keywordtype">double</span> train_pairwise_classifier(<span class="keyword">const</span> torch::Tensor& X,</div>
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<div class="line"><a id="l00237" name="l00237"></a><span class="lineno"> 237</span> <span class="keyword">const</span> torch::Tensor& y,</div>
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<div class="line"><a id="l00238" name="l00238"></a><span class="lineno"> 238</span> <span class="keywordtype">int</span> class1,</div>
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<div class="line"><a id="l00239" name="l00239"></a><span class="lineno"> 239</span> <span class="keywordtype">int</span> class2,</div>
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<div class="line"><a id="l00240" name="l00240"></a><span class="lineno"> 240</span> <span class="keyword">const</span> KernelParameters& params,</div>
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<div class="line"><a id="l00241" name="l00241"></a><span class="lineno"> 241</span> <a class="code hl_class" href="classsvm__classifier_1_1DataConverter.html">DataConverter</a>& converter,</div>
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<div class="line"><a id="l00242" name="l00242"></a><span class="lineno"> 242</span> <span class="keywordtype">int</span> model_idx);</div>
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<div class="line"><a id="l00243" name="l00243"></a><span class="lineno"> 243</span> </div>
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<div class="line"><a id="l00249" name="l00249"></a><span class="lineno"> 249</span> std::vector<int> vote_predictions(<span class="keyword">const</span> std::vector<std::vector<double>>& decisions);</div>
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<div class="line"><a id="l00250" name="l00250"></a><span class="lineno"> 250</span> </div>
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<div class="line"><a id="l00254" name="l00254"></a><span class="lineno"> 254</span> <span class="keywordtype">void</span> cleanup_models();</div>
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<div class="line"><a id="l00255" name="l00255"></a><span class="lineno"> 255</span> };</div>
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</div>
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<div class="line"><a id="l00256" name="l00256"></a><span class="lineno"> 256</span> </div>
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<div class="line"><a id="l00262" name="l00262"></a><span class="lineno"> 262</span> std::unique_ptr<MulticlassStrategyBase> create_multiclass_strategy(MulticlassStrategy strategy);</div>
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<div class="line"><a id="l00263" name="l00263"></a><span class="lineno"> 263</span> </div>
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<div class="line"><a id="l00264" name="l00264"></a><span class="lineno"> 264</span>} <span class="comment">// namespace svm_classifier</span></div>
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<div class="ttc" id="aclasssvm__classifier_1_1DataConverter_html"><div class="ttname"><a href="classsvm__classifier_1_1DataConverter.html">svm_classifier::DataConverter</a></div><div class="ttdoc">Data converter between libtorch tensors and SVM library formats.</div><div class="ttdef"><b>Definition</b> <a href="data__converter_8hpp_source.html#l00023">data_converter.hpp:23</a></div></div>
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<div class="ttc" id="aclasssvm__classifier_1_1MulticlassStrategyBase_html"><div class="ttname"><a href="classsvm__classifier_1_1MulticlassStrategyBase.html">svm_classifier::MulticlassStrategyBase</a></div><div class="ttdoc">Abstract base class for multiclass classification strategies.</div><div class="ttdef"><b>Definition</b> <a href="multiclass__strategy_8hpp_source.html#l00020">multiclass_strategy.hpp:20</a></div></div>
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<div class="ttc" id="aclasssvm__classifier_1_1MulticlassStrategyBase_html_a15bb6eb53e91e604b259b3050bd40e27"><div class="ttname"><a href="classsvm__classifier_1_1MulticlassStrategyBase.html#a15bb6eb53e91e604b259b3050bd40e27">svm_classifier::MulticlassStrategyBase::classes_</a></div><div class="ttdeci">std::vector< int > classes_</div><div class="ttdoc">Unique class labels.</div><div class="ttdef"><b>Definition</b> <a href="multiclass__strategy_8hpp_source.html#l00092">multiclass_strategy.hpp:92</a></div></div>
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<div class="ttc" id="aclasssvm__classifier_1_1MulticlassStrategyBase_html_a1740d877a4d634ec1763cb8646f5e172"><div class="ttname"><a href="classsvm__classifier_1_1MulticlassStrategyBase.html#a1740d877a4d634ec1763cb8646f5e172">svm_classifier::MulticlassStrategyBase::get_n_classes</a></div><div class="ttdeci">virtual int get_n_classes() const =0</div><div class="ttdoc">Get number of classes.</div></div>
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<div class="ttc" id="aclasssvm__classifier_1_1MulticlassStrategyBase_html_a2ab91902f8d6eb216f626ce9ea4be992"><div class="ttname"><a href="classsvm__classifier_1_1MulticlassStrategyBase.html#a2ab91902f8d6eb216f626ce9ea4be992">svm_classifier::MulticlassStrategyBase::supports_probability</a></div><div class="ttdeci">virtual bool supports_probability() const =0</div><div class="ttdoc">Check if the model supports probability prediction.</div></div>
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<div class="ttc" id="aclasssvm__classifier_1_1MulticlassStrategyBase_html_a31a0501fa1a6db1d41cbf825b2348e47"><div class="ttname"><a href="classsvm__classifier_1_1MulticlassStrategyBase.html#a31a0501fa1a6db1d41cbf825b2348e47">svm_classifier::MulticlassStrategyBase::get_strategy_type</a></div><div class="ttdeci">virtual MulticlassStrategy get_strategy_type() const =0</div><div class="ttdoc">Get strategy type.</div></div>
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<div class="ttc" id="aclasssvm__classifier_1_1MulticlassStrategyBase_html_a379c4000227cc46410bfbecce6e80c33"><div class="ttname"><a href="classsvm__classifier_1_1MulticlassStrategyBase.html#a379c4000227cc46410bfbecce6e80c33">svm_classifier::MulticlassStrategyBase::get_classes</a></div><div class="ttdeci">virtual std::vector< int > get_classes() const =0</div><div class="ttdoc">Get unique class labels.</div></div>
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<div class="ttc" id="aclasssvm__classifier_1_1MulticlassStrategyBase_html_a548af7201b7970abee0c31e7ec07d896"><div class="ttname"><a href="classsvm__classifier_1_1MulticlassStrategyBase.html#a548af7201b7970abee0c31e7ec07d896">svm_classifier::MulticlassStrategyBase::fit</a></div><div class="ttdeci">virtual TrainingMetrics fit(const torch::Tensor &X, const torch::Tensor &y, const KernelParameters &params, DataConverter &converter)=0</div><div class="ttdoc">Train the multiclass classifier.</div></div>
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<div class="ttc" id="aclasssvm__classifier_1_1MulticlassStrategyBase_html_a70f94cfcf8b2bf6d60133c688fe55f9d"><div class="ttname"><a href="classsvm__classifier_1_1MulticlassStrategyBase.html#a70f94cfcf8b2bf6d60133c688fe55f9d">svm_classifier::MulticlassStrategyBase::predict</a></div><div class="ttdeci">virtual std::vector< int > predict(const torch::Tensor &X, DataConverter &converter)=0</div><div class="ttdoc">Predict class labels.</div></div>
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<div class="ttc" id="aclasssvm__classifier_1_1MulticlassStrategyBase_html_a8a5647dd57eed281288f0c9011b11395"><div class="ttname"><a href="classsvm__classifier_1_1MulticlassStrategyBase.html#a8a5647dd57eed281288f0c9011b11395">svm_classifier::MulticlassStrategyBase::~MulticlassStrategyBase</a></div><div class="ttdeci">virtual ~MulticlassStrategyBase()=default</div><div class="ttdoc">Virtual destructor.</div></div>
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<div class="ttc" id="aclasssvm__classifier_1_1MulticlassStrategyBase_html_a8e74cd580feaac0da34d204274a24fea"><div class="ttname"><a href="classsvm__classifier_1_1MulticlassStrategyBase.html#a8e74cd580feaac0da34d204274a24fea">svm_classifier::MulticlassStrategyBase::is_trained_</a></div><div class="ttdeci">bool is_trained_</div><div class="ttdoc">Whether the model is trained.</div><div class="ttdef"><b>Definition</b> <a href="multiclass__strategy_8hpp_source.html#l00093">multiclass_strategy.hpp:93</a></div></div>
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<div class="ttc" id="aclasssvm__classifier_1_1MulticlassStrategyBase_html_ab5348ee3b83547702ec7903ee7ee2da7"><div class="ttname"><a href="classsvm__classifier_1_1MulticlassStrategyBase.html#ab5348ee3b83547702ec7903ee7ee2da7">svm_classifier::MulticlassStrategyBase::predict_proba</a></div><div class="ttdeci">virtual std::vector< std::vector< double > > predict_proba(const torch::Tensor &X, DataConverter &converter)=0</div><div class="ttdoc">Predict class probabilities.</div></div>
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<div class="ttc" id="aclasssvm__classifier_1_1MulticlassStrategyBase_html_ad1c4eb746cb1fdd67cf436ff85a9b0f0"><div class="ttname"><a href="classsvm__classifier_1_1MulticlassStrategyBase.html#ad1c4eb746cb1fdd67cf436ff85a9b0f0">svm_classifier::MulticlassStrategyBase::decision_function</a></div><div class="ttdeci">virtual std::vector< std::vector< double > > decision_function(const torch::Tensor &X, DataConverter &converter)=0</div><div class="ttdoc">Get decision function values.</div></div>
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<div class="ttc" id="aclasssvm__classifier_1_1OneVsOneStrategy_html"><div class="ttname"><a href="classsvm__classifier_1_1OneVsOneStrategy.html">svm_classifier::OneVsOneStrategy</a></div><div class="ttdoc">One-vs-One (OvO) multiclass strategy.</div><div class="ttdef"><b>Definition</b> <a href="multiclass__strategy_8hpp_source.html#l00171">multiclass_strategy.hpp:171</a></div></div>
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<div class="ttc" id="aclasssvm__classifier_1_1OneVsOneStrategy_html_a16ee2ae3623767af2165fef2d4b7d039"><div class="ttname"><a href="classsvm__classifier_1_1OneVsOneStrategy.html#a16ee2ae3623767af2165fef2d4b7d039">svm_classifier::OneVsOneStrategy::get_n_classes</a></div><div class="ttdeci">int get_n_classes() const override</div><div class="ttdoc">Get number of classes.</div><div class="ttdef"><b>Definition</b> <a href="multiclass__strategy_8hpp_source.html#l00201">multiclass_strategy.hpp:201</a></div></div>
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<div class="ttc" id="aclasssvm__classifier_1_1OneVsOneStrategy_html_a52f9c3d7d98077d1dec0d6034711b750"><div class="ttname"><a href="classsvm__classifier_1_1OneVsOneStrategy.html#a52f9c3d7d98077d1dec0d6034711b750">svm_classifier::OneVsOneStrategy::get_classes</a></div><div class="ttdeci">std::vector< int > get_classes() const override</div><div class="ttdoc">Get unique class labels.</div><div class="ttdef"><b>Definition</b> <a href="multiclass__strategy_8hpp_source.html#l00197">multiclass_strategy.hpp:197</a></div></div>
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<div class="ttc" id="aclasssvm__classifier_1_1OneVsOneStrategy_html_a6aae0b5cd72180e94212454da8b777d2"><div class="ttname"><a href="classsvm__classifier_1_1OneVsOneStrategy.html#a6aae0b5cd72180e94212454da8b777d2">svm_classifier::OneVsOneStrategy::decision_function</a></div><div class="ttdeci">std::vector< std::vector< double > > decision_function(const torch::Tensor &X, DataConverter &converter) override</div><div class="ttdoc">Get decision function values.</div></div>
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<div class="ttc" id="aclasssvm__classifier_1_1OneVsOneStrategy_html_a6d4b060383169010dda4197a0bffa020"><div class="ttname"><a href="classsvm__classifier_1_1OneVsOneStrategy.html#a6d4b060383169010dda4197a0bffa020">svm_classifier::OneVsOneStrategy::OneVsOneStrategy</a></div><div class="ttdeci">OneVsOneStrategy()</div><div class="ttdoc">Constructor.</div></div>
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<div class="ttc" id="aclasssvm__classifier_1_1OneVsOneStrategy_html_a8875d29cb8666af10e0fb5634e08c0c1"><div class="ttname"><a href="classsvm__classifier_1_1OneVsOneStrategy.html#a8875d29cb8666af10e0fb5634e08c0c1">svm_classifier::OneVsOneStrategy::supports_probability</a></div><div class="ttdeci">bool supports_probability() const override</div><div class="ttdoc">Check if the model supports probability prediction.</div></div>
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<div class="ttc" id="aclasssvm__classifier_1_1OneVsOneStrategy_html_aae80b4e75459b2aca4f561d62c3c5675"><div class="ttname"><a href="classsvm__classifier_1_1OneVsOneStrategy.html#aae80b4e75459b2aca4f561d62c3c5675">svm_classifier::OneVsOneStrategy::get_strategy_type</a></div><div class="ttdeci">MulticlassStrategy get_strategy_type() const override</div><div class="ttdoc">Get strategy type.</div><div class="ttdef"><b>Definition</b> <a href="multiclass__strategy_8hpp_source.html#l00203">multiclass_strategy.hpp:203</a></div></div>
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<div class="ttc" id="aclasssvm__classifier_1_1OneVsOneStrategy_html_ab60df2d9b6069a73369b0bf9d3675662"><div class="ttname"><a href="classsvm__classifier_1_1OneVsOneStrategy.html#ab60df2d9b6069a73369b0bf9d3675662">svm_classifier::OneVsOneStrategy::predict</a></div><div class="ttdeci">std::vector< int > predict(const torch::Tensor &X, DataConverter &converter) override</div><div class="ttdoc">Predict class labels.</div></div>
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<div class="ttc" id="aclasssvm__classifier_1_1OneVsOneStrategy_html_ae62e8b24115042d1119e76f3302f6992"><div class="ttname"><a href="classsvm__classifier_1_1OneVsOneStrategy.html#ae62e8b24115042d1119e76f3302f6992">svm_classifier::OneVsOneStrategy::predict_proba</a></div><div class="ttdeci">std::vector< std::vector< double > > predict_proba(const torch::Tensor &X, DataConverter &converter) override</div><div class="ttdoc">Predict class probabilities.</div></div>
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<div class="ttc" id="aclasssvm__classifier_1_1OneVsOneStrategy_html_af5ce4aeb191c5feed178b6465eac66f6"><div class="ttname"><a href="classsvm__classifier_1_1OneVsOneStrategy.html#af5ce4aeb191c5feed178b6465eac66f6">svm_classifier::OneVsOneStrategy::fit</a></div><div class="ttdeci">TrainingMetrics fit(const torch::Tensor &X, const torch::Tensor &y, const KernelParameters &params, DataConverter &converter) override</div><div class="ttdoc">Train the multiclass classifier.</div></div>
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<div class="ttc" id="aclasssvm__classifier_1_1OneVsOneStrategy_html_af9a653b62502e296d0d18092be56344f"><div class="ttname"><a href="classsvm__classifier_1_1OneVsOneStrategy.html#af9a653b62502e296d0d18092be56344f">svm_classifier::OneVsOneStrategy::~OneVsOneStrategy</a></div><div class="ttdeci">~OneVsOneStrategy() override</div><div class="ttdoc">Destructor.</div></div>
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<div class="ttc" id="aclasssvm__classifier_1_1OneVsRestStrategy_html"><div class="ttname"><a href="classsvm__classifier_1_1OneVsRestStrategy.html">svm_classifier::OneVsRestStrategy</a></div><div class="ttdoc">One-vs-Rest (OvR) multiclass strategy.</div><div class="ttdef"><b>Definition</b> <a href="multiclass__strategy_8hpp_source.html#l00099">multiclass_strategy.hpp:99</a></div></div>
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<div class="ttc" id="aclasssvm__classifier_1_1OneVsRestStrategy_html_a200300198628ac119eac09e62ff62336"><div class="ttname"><a href="classsvm__classifier_1_1OneVsRestStrategy.html#a200300198628ac119eac09e62ff62336">svm_classifier::OneVsRestStrategy::supports_probability</a></div><div class="ttdeci">bool supports_probability() const override</div><div class="ttdoc">Check if the model supports probability prediction.</div></div>
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<div class="ttc" id="aclasssvm__classifier_1_1OneVsRestStrategy_html_a30f146a564a9c9681524593cacbb43e7"><div class="ttname"><a href="classsvm__classifier_1_1OneVsRestStrategy.html#a30f146a564a9c9681524593cacbb43e7">svm_classifier::OneVsRestStrategy::OneVsRestStrategy</a></div><div class="ttdeci">OneVsRestStrategy()</div><div class="ttdoc">Constructor.</div></div>
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<div class="ttc" id="aclasssvm__classifier_1_1OneVsRestStrategy_html_a53abe89ec25c33fd9c32d92ba08d01ed"><div class="ttname"><a href="classsvm__classifier_1_1OneVsRestStrategy.html#a53abe89ec25c33fd9c32d92ba08d01ed">svm_classifier::OneVsRestStrategy::get_n_classes</a></div><div class="ttdeci">int get_n_classes() const override</div><div class="ttdoc">Get number of classes.</div><div class="ttdef"><b>Definition</b> <a href="multiclass__strategy_8hpp_source.html#l00129">multiclass_strategy.hpp:129</a></div></div>
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<div class="ttc" id="aclasssvm__classifier_1_1OneVsRestStrategy_html_a55639e5adaadcd6414b50d5ebf0d1cd2"><div class="ttname"><a href="classsvm__classifier_1_1OneVsRestStrategy.html#a55639e5adaadcd6414b50d5ebf0d1cd2">svm_classifier::OneVsRestStrategy::predict_proba</a></div><div class="ttdeci">std::vector< std::vector< double > > predict_proba(const torch::Tensor &X, DataConverter &converter) override</div><div class="ttdoc">Predict class probabilities.</div></div>
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<div class="ttc" id="aclasssvm__classifier_1_1OneVsRestStrategy_html_a5e10800b16dbc66fd1c0d5e0a42871f0"><div class="ttname"><a href="classsvm__classifier_1_1OneVsRestStrategy.html#a5e10800b16dbc66fd1c0d5e0a42871f0">svm_classifier::OneVsRestStrategy::get_classes</a></div><div class="ttdeci">std::vector< int > get_classes() const override</div><div class="ttdoc">Get unique class labels.</div><div class="ttdef"><b>Definition</b> <a href="multiclass__strategy_8hpp_source.html#l00125">multiclass_strategy.hpp:125</a></div></div>
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<div class="ttc" id="aclasssvm__classifier_1_1OneVsRestStrategy_html_a771903a821d5380ddd5d0b3a912e7df9"><div class="ttname"><a href="classsvm__classifier_1_1OneVsRestStrategy.html#a771903a821d5380ddd5d0b3a912e7df9">svm_classifier::OneVsRestStrategy::predict</a></div><div class="ttdeci">std::vector< int > predict(const torch::Tensor &X, DataConverter &converter) override</div><div class="ttdoc">Predict class labels.</div></div>
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<div class="ttc" id="aclasssvm__classifier_1_1OneVsRestStrategy_html_a966b79bc8b6fac0fa78feefc2dd8a878"><div class="ttname"><a href="classsvm__classifier_1_1OneVsRestStrategy.html#a966b79bc8b6fac0fa78feefc2dd8a878">svm_classifier::OneVsRestStrategy::decision_function</a></div><div class="ttdeci">std::vector< std::vector< double > > decision_function(const torch::Tensor &X, DataConverter &converter) override</div><div class="ttdoc">Get decision function values.</div></div>
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<div class="ttc" id="aclasssvm__classifier_1_1OneVsRestStrategy_html_aae14da8c0effd04731b5a4a0181eb1b6"><div class="ttname"><a href="classsvm__classifier_1_1OneVsRestStrategy.html#aae14da8c0effd04731b5a4a0181eb1b6">svm_classifier::OneVsRestStrategy::fit</a></div><div class="ttdeci">TrainingMetrics fit(const torch::Tensor &X, const torch::Tensor &y, const KernelParameters &params, DataConverter &converter) override</div><div class="ttdoc">Train the multiclass classifier.</div></div>
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<div class="ttc" id="aclasssvm__classifier_1_1OneVsRestStrategy_html_acfd698dd6cc0a988ac642a00d1f0b970"><div class="ttname"><a href="classsvm__classifier_1_1OneVsRestStrategy.html#acfd698dd6cc0a988ac642a00d1f0b970">svm_classifier::OneVsRestStrategy::~OneVsRestStrategy</a></div><div class="ttdeci">~OneVsRestStrategy() override</div><div class="ttdoc">Destructor.</div></div>
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<div class="ttc" id="aclasssvm__classifier_1_1OneVsRestStrategy_html_af9e1bd6d08ce3e7afd5279c835ce6cfb"><div class="ttname"><a href="classsvm__classifier_1_1OneVsRestStrategy.html#af9e1bd6d08ce3e7afd5279c835ce6cfb">svm_classifier::OneVsRestStrategy::get_strategy_type</a></div><div class="ttdeci">MulticlassStrategy get_strategy_type() const override</div><div class="ttdoc">Get strategy type.</div><div class="ttdef"><b>Definition</b> <a href="multiclass__strategy_8hpp_source.html#l00131">multiclass_strategy.hpp:131</a></div></div>
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<div class="ttc" id="astructsvm__classifier_1_1TrainingMetrics_html"><div class="ttname"><a href="structsvm__classifier_1_1TrainingMetrics.html">svm_classifier::TrainingMetrics</a></div><div class="ttdoc">Training metrics structure.</div><div class="ttdef"><b>Definition</b> <a href="types_8hpp_source.html#l00059">types.hpp:59</a></div></div>
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