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<a href="select_8hpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span>&#160;</div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;<span class="preprocessor">#ifndef MLPACK_METHODS_ANN_LAYER_SELECT_HPP</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;<span class="preprocessor">#define MLPACK_METHODS_ANN_LAYER_SELECT_HPP</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160;</div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="prereqs_8hpp.html">mlpack/prereqs.hpp</a>&gt;</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160;</div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespacemlpack.html">mlpack</a> {</div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;<span class="keyword">namespace </span>ann {</div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160;</div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160;<span class="keyword">template</span> &lt;</div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160; <span class="keyword">typename</span> InputDataType = arma::mat,</div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160; <span class="keyword">typename</span> OutputDataType = arma::mat</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160;&gt;</div><div class="line"><a name="l00032"></a><span class="lineno"><a class="line" href="classmlpack_1_1ann_1_1Select.html"> 32</a></span>&#160;<span class="keyword">class </span><a class="code" href="classmlpack_1_1ann_1_1Select.html">Select</a></div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160;{</div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160; <span class="keyword">public</span>:</div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160; <a class="code" href="classmlpack_1_1ann_1_1Select.html#a457d7230b23392182a5cdf7af35e026a">Select</a>(<span class="keyword">const</span> <span class="keywordtype">size_t</span> <a class="code" href="classmlpack_1_1ann_1_1Select.html#a31017b23101c663b8f2cacf2c0200b3f">index</a>, <span class="keyword">const</span> <span class="keywordtype">size_t</span> <a class="code" href="classmlpack_1_1ann_1_1Select.html#aec0e6ca645e2785a91b91cfa81e29989">elements</a> = 0);</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160;</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span> eT&gt;</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160; <span class="keywordtype">void</span> <a class="code" href="classmlpack_1_1ann_1_1Select.html#a686db513055c3ac709bd62108b69f5f1">Forward</a>(<span class="keyword">const</span> arma::Mat&lt;eT&gt;&amp;&amp; input, arma::Mat&lt;eT&gt;&amp;&amp; output);</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160;</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span> eT&gt;</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160; <span class="keywordtype">void</span> <a class="code" href="classmlpack_1_1ann_1_1Select.html#a8436cff99cf71b3937beef08b99fe7ea">Backward</a>(<span class="keyword">const</span> arma::Mat&lt;eT&gt;&amp;&amp; <span class="comment">/* input */</span>,</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160; arma::Mat&lt;eT&gt;&amp;&amp; gy,</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160; arma::Mat&lt;eT&gt;&amp;&amp; g);</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160;</div><div class="line"><a name="l00068"></a><span class="lineno"><a class="line" href="classmlpack_1_1ann_1_1Select.html#a914b45fbf47944503935bd6fceacd6c7"> 68</a></span>&#160; InputDataType&amp; <a class="code" href="classmlpack_1_1ann_1_1Select.html#a914b45fbf47944503935bd6fceacd6c7">InputParameter</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="classmlpack_1_1ann_1_1Select.html#a32138f199f361f612143b7c50577a071">inputParameter</a>; }</div><div class="line"><a name="l00070"></a><span class="lineno"><a class="line" href="classmlpack_1_1ann_1_1Select.html#aceb0fb2a6f9f966f2459e3d9a3fc6f58"> 70</a></span>&#160; InputDataType&amp; <a class="code" href="classmlpack_1_1ann_1_1Select.html#aceb0fb2a6f9f966f2459e3d9a3fc6f58">InputParameter</a>() { <span class="keywordflow">return</span> <a class="code" href="classmlpack_1_1ann_1_1Select.html#a32138f199f361f612143b7c50577a071">inputParameter</a>; }</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>&#160;</div><div class="line"><a name="l00073"></a><span class="lineno"><a class="line" href="classmlpack_1_1ann_1_1Select.html#ac05febbd9385d9f96fc9c86e50db7987"> 73</a></span>&#160; OutputDataType&amp; <a class="code" href="classmlpack_1_1ann_1_1Select.html#ac05febbd9385d9f96fc9c86e50db7987">OutputParameter</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="classmlpack_1_1ann_1_1Select.html#a90a6e9ae273894b328bcd1de7f052966">outputParameter</a>; }</div><div class="line"><a name="l00075"></a><span class="lineno"><a class="line" href="classmlpack_1_1ann_1_1Select.html#a7c82867b1d57d532d6118a6fd7ed7150"> 75</a></span>&#160; OutputDataType&amp; <a class="code" href="classmlpack_1_1ann_1_1Select.html#a7c82867b1d57d532d6118a6fd7ed7150">OutputParameter</a>() { <span class="keywordflow">return</span> <a class="code" href="classmlpack_1_1ann_1_1Select.html#a90a6e9ae273894b328bcd1de7f052966">outputParameter</a>; }</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160;</div><div class="line"><a name="l00078"></a><span class="lineno"><a class="line" href="classmlpack_1_1ann_1_1Select.html#a45b1af31967b0a2397cee22777c19c8c"> 78</a></span>&#160; OutputDataType&amp; <a class="code" href="classmlpack_1_1ann_1_1Select.html#a45b1af31967b0a2397cee22777c19c8c">Delta</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="classmlpack_1_1ann_1_1Select.html#a10e854def2966953f4e7d15f91c7888a">delta</a>; }</div><div class="line"><a name="l00080"></a><span class="lineno"><a class="line" href="classmlpack_1_1ann_1_1Select.html#aeba47e0d4b59eddc70560310a80b13bb"> 80</a></span>&#160; OutputDataType&amp; <a class="code" href="classmlpack_1_1ann_1_1Select.html#aeba47e0d4b59eddc70560310a80b13bb">Delta</a>() { <span class="keywordflow">return</span> <a class="code" href="classmlpack_1_1ann_1_1Select.html#a10e854def2966953f4e7d15f91c7888a">delta</a>; }</div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160;</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span> Archive&gt;</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160; <span class="keywordtype">void</span> <a class="code" href="classmlpack_1_1ann_1_1Select.html#a83a89764c99cbd9faeac0d10a0ebd4a0">Serialize</a>(Archive&amp; ar, <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> <span class="comment">/* version */</span>);</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160;</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160; <span class="keyword">private</span>:</div><div class="line"><a name="l00090"></a><span class="lineno"><a class="line" href="classmlpack_1_1ann_1_1Select.html#a31017b23101c663b8f2cacf2c0200b3f"> 90</a></span>&#160; <span class="keywordtype">size_t</span> <a class="code" href="classmlpack_1_1ann_1_1Select.html#a31017b23101c663b8f2cacf2c0200b3f">index</a>;</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span>&#160;</div><div class="line"><a name="l00093"></a><span class="lineno"><a class="line" href="classmlpack_1_1ann_1_1Select.html#aec0e6ca645e2785a91b91cfa81e29989"> 93</a></span>&#160; <span class="keywordtype">size_t</span> <a class="code" href="classmlpack_1_1ann_1_1Select.html#aec0e6ca645e2785a91b91cfa81e29989">elements</a>;</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160;</div><div class="line"><a name="l00096"></a><span class="lineno"><a class="line" href="classmlpack_1_1ann_1_1Select.html#a10e854def2966953f4e7d15f91c7888a"> 96</a></span>&#160; OutputDataType <a class="code" href="classmlpack_1_1ann_1_1Select.html#a10e854def2966953f4e7d15f91c7888a">delta</a>;</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160;</div><div class="line"><a name="l00099"></a><span class="lineno"><a class="line" href="classmlpack_1_1ann_1_1Select.html#a32138f199f361f612143b7c50577a071"> 99</a></span>&#160; InputDataType <a class="code" href="classmlpack_1_1ann_1_1Select.html#a32138f199f361f612143b7c50577a071">inputParameter</a>;</div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>&#160;</div><div class="line"><a name="l00102"></a><span class="lineno"><a class="line" href="classmlpack_1_1ann_1_1Select.html#a90a6e9ae273894b328bcd1de7f052966"> 102</a></span>&#160; OutputDataType <a class="code" href="classmlpack_1_1ann_1_1Select.html#a90a6e9ae273894b328bcd1de7f052966">outputParameter</a>;</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>&#160;}; <span class="comment">// class Select</span></div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span>&#160;</div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>&#160;} <span class="comment">// namespace ann</span></div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>&#160;} <span class="comment">// namespace mlpack</span></div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>&#160;</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160;<span class="comment">// Include implementation.</span></div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160;<span class="preprocessor">#include &quot;select_impl.hpp&quot;</span></div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160;</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160;<span class="preprocessor">#endif</span></div><div class="ttc" id="classmlpack_1_1ann_1_1Select_html_aceb0fb2a6f9f966f2459e3d9a3fc6f58"><div class="ttname"><a href="classmlpack_1_1ann_1_1Select.html#aceb0fb2a6f9f966f2459e3d9a3fc6f58">mlpack::ann::Select::InputParameter</a></div><div class="ttdeci">InputDataType &amp; InputParameter()</div><div class="ttdoc">Modify the input parameter. </div><div class="ttdef"><b>Definition:</b> <a href="select_8hpp_source.html#l00070">select.hpp:70</a></div></div>
<div class="ttc" id="namespacemlpack_html"><div class="ttname"><a href="namespacemlpack.html">mlpack</a></div><div class="ttdoc">Linear algebra utility functions, generally performed on matrices or vectors. </div><div class="ttdef"><b>Definition:</b> <a href="binarize_8hpp_source.html#l00018">binarize.hpp:18</a></div></div>
<div class="ttc" id="classmlpack_1_1ann_1_1Select_html_a31017b23101c663b8f2cacf2c0200b3f"><div class="ttname"><a href="classmlpack_1_1ann_1_1Select.html#a31017b23101c663b8f2cacf2c0200b3f">mlpack::ann::Select::index</a></div><div class="ttdeci">size_t index</div><div class="ttdoc">Locally-stored column index. </div><div class="ttdef"><b>Definition:</b> <a href="select_8hpp_source.html#l00090">select.hpp:90</a></div></div>
<div class="ttc" id="classmlpack_1_1ann_1_1Select_html_a7c82867b1d57d532d6118a6fd7ed7150"><div class="ttname"><a href="classmlpack_1_1ann_1_1Select.html#a7c82867b1d57d532d6118a6fd7ed7150">mlpack::ann::Select::OutputParameter</a></div><div class="ttdeci">OutputDataType &amp; OutputParameter()</div><div class="ttdoc">Modify the output parameter. </div><div class="ttdef"><b>Definition:</b> <a href="select_8hpp_source.html#l00075">select.hpp:75</a></div></div>
<div class="ttc" id="classmlpack_1_1ann_1_1Select_html_a457d7230b23392182a5cdf7af35e026a"><div class="ttname"><a href="classmlpack_1_1ann_1_1Select.html#a457d7230b23392182a5cdf7af35e026a">mlpack::ann::Select::Select</a></div><div class="ttdeci">Select(const size_t index, const size_t elements=0)</div><div class="ttdoc">Create the Select object. </div></div>
<div class="ttc" id="prereqs_8hpp_html"><div class="ttname"><a href="prereqs_8hpp.html">prereqs.hpp</a></div><div class="ttdoc">The core includes that mlpack expects; standard C++ includes and Armadillo. </div></div>
<div class="ttc" id="classmlpack_1_1ann_1_1Select_html"><div class="ttname"><a href="classmlpack_1_1ann_1_1Select.html">mlpack::ann::Select</a></div><div class="ttdoc">The select module selects the specified column from a given input matrix. </div><div class="ttdef"><b>Definition:</b> <a href="select_8hpp_source.html#l00032">select.hpp:32</a></div></div>
<div class="ttc" id="classmlpack_1_1ann_1_1Select_html_ac05febbd9385d9f96fc9c86e50db7987"><div class="ttname"><a href="classmlpack_1_1ann_1_1Select.html#ac05febbd9385d9f96fc9c86e50db7987">mlpack::ann::Select::OutputParameter</a></div><div class="ttdeci">OutputDataType &amp; OutputParameter() const </div><div class="ttdoc">Get the output parameter. </div><div class="ttdef"><b>Definition:</b> <a href="select_8hpp_source.html#l00073">select.hpp:73</a></div></div>
<div class="ttc" id="classmlpack_1_1ann_1_1Select_html_aeba47e0d4b59eddc70560310a80b13bb"><div class="ttname"><a href="classmlpack_1_1ann_1_1Select.html#aeba47e0d4b59eddc70560310a80b13bb">mlpack::ann::Select::Delta</a></div><div class="ttdeci">OutputDataType &amp; Delta()</div><div class="ttdoc">Modify the delta. </div><div class="ttdef"><b>Definition:</b> <a href="select_8hpp_source.html#l00080">select.hpp:80</a></div></div>
<div class="ttc" id="classmlpack_1_1ann_1_1Select_html_a83a89764c99cbd9faeac0d10a0ebd4a0"><div class="ttname"><a href="classmlpack_1_1ann_1_1Select.html#a83a89764c99cbd9faeac0d10a0ebd4a0">mlpack::ann::Select::Serialize</a></div><div class="ttdeci">void Serialize(Archive &amp;ar, const unsigned int)</div><div class="ttdoc">Serialize the layer. </div></div>
<div class="ttc" id="classmlpack_1_1ann_1_1Select_html_a90a6e9ae273894b328bcd1de7f052966"><div class="ttname"><a href="classmlpack_1_1ann_1_1Select.html#a90a6e9ae273894b328bcd1de7f052966">mlpack::ann::Select::outputParameter</a></div><div class="ttdeci">OutputDataType outputParameter</div><div class="ttdoc">Locally-stored output parameter object. </div><div class="ttdef"><b>Definition:</b> <a href="select_8hpp_source.html#l00102">select.hpp:102</a></div></div>
<div class="ttc" id="classmlpack_1_1ann_1_1Select_html_a32138f199f361f612143b7c50577a071"><div class="ttname"><a href="classmlpack_1_1ann_1_1Select.html#a32138f199f361f612143b7c50577a071">mlpack::ann::Select::inputParameter</a></div><div class="ttdeci">InputDataType inputParameter</div><div class="ttdoc">Locally-stored input parameter object. </div><div class="ttdef"><b>Definition:</b> <a href="select_8hpp_source.html#l00099">select.hpp:99</a></div></div>
<div class="ttc" id="classmlpack_1_1ann_1_1Select_html_a45b1af31967b0a2397cee22777c19c8c"><div class="ttname"><a href="classmlpack_1_1ann_1_1Select.html#a45b1af31967b0a2397cee22777c19c8c">mlpack::ann::Select::Delta</a></div><div class="ttdeci">OutputDataType &amp; Delta() const </div><div class="ttdoc">Get the delta. </div><div class="ttdef"><b>Definition:</b> <a href="select_8hpp_source.html#l00078">select.hpp:78</a></div></div>
<div class="ttc" id="classmlpack_1_1ann_1_1Select_html_aec0e6ca645e2785a91b91cfa81e29989"><div class="ttname"><a href="classmlpack_1_1ann_1_1Select.html#aec0e6ca645e2785a91b91cfa81e29989">mlpack::ann::Select::elements</a></div><div class="ttdeci">size_t elements</div><div class="ttdoc">Locally-stored number of elements selected. </div><div class="ttdef"><b>Definition:</b> <a href="select_8hpp_source.html#l00093">select.hpp:93</a></div></div>
<div class="ttc" id="classmlpack_1_1ann_1_1Select_html_a686db513055c3ac709bd62108b69f5f1"><div class="ttname"><a href="classmlpack_1_1ann_1_1Select.html#a686db513055c3ac709bd62108b69f5f1">mlpack::ann::Select::Forward</a></div><div class="ttdeci">void Forward(const arma::Mat&lt; eT &gt; &amp;&amp;input, arma::Mat&lt; eT &gt; &amp;&amp;output)</div><div class="ttdoc">Ordinary feed forward pass of a neural network, evaluating the function f(x) by propagating the activ...</div></div>
<div class="ttc" id="classmlpack_1_1ann_1_1Select_html_a8436cff99cf71b3937beef08b99fe7ea"><div class="ttname"><a href="classmlpack_1_1ann_1_1Select.html#a8436cff99cf71b3937beef08b99fe7ea">mlpack::ann::Select::Backward</a></div><div class="ttdeci">void Backward(const arma::Mat&lt; eT &gt; &amp;&amp;, arma::Mat&lt; eT &gt; &amp;&amp;gy, arma::Mat&lt; eT &gt; &amp;&amp;g)</div><div class="ttdoc">Ordinary feed backward pass of a neural network, calculating the function f(x) by propagating x backw...</div></div>
<div class="ttc" id="classmlpack_1_1ann_1_1Select_html_a10e854def2966953f4e7d15f91c7888a"><div class="ttname"><a href="classmlpack_1_1ann_1_1Select.html#a10e854def2966953f4e7d15f91c7888a">mlpack::ann::Select::delta</a></div><div class="ttdeci">OutputDataType delta</div><div class="ttdoc">Locally-stored delta object. </div><div class="ttdef"><b>Definition:</b> <a href="select_8hpp_source.html#l00096">select.hpp:96</a></div></div>
<div class="ttc" id="classmlpack_1_1ann_1_1Select_html_a914b45fbf47944503935bd6fceacd6c7"><div class="ttname"><a href="classmlpack_1_1ann_1_1Select.html#a914b45fbf47944503935bd6fceacd6c7">mlpack::ann::Select::InputParameter</a></div><div class="ttdeci">InputDataType &amp; InputParameter() const </div><div class="ttdoc">Get the input parameter. </div><div class="ttdef"><b>Definition:</b> <a href="select_8hpp_source.html#l00068">select.hpp:68</a></div></div>
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