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<a href="elu_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="l00026"></a><span class="lineno"> 26</span>&#160;<span class="preprocessor">#ifndef MLPACK_METHODS_ANN_LAYER_ELU_HPP</span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160;<span class="preprocessor">#define MLPACK_METHODS_ANN_LAYER_ELU_HPP</span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160;</div><div class="line"><a name="l00029"></a><span class="lineno"> 29</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="l00030"></a><span class="lineno"> 30</span>&#160;</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespacemlpack.html">mlpack</a> {</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160;<span class="keyword">namespace </span>ann {</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160;</div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160;<span class="keyword">template</span> &lt;</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160; <span class="keyword">typename</span> InputDataType = arma::mat,</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160; <span class="keyword">typename</span> OutputDataType = arma::mat</div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160;&gt;</div><div class="line"><a name="l00061"></a><span class="lineno"><a class="line" href="classmlpack_1_1ann_1_1ELU.html"> 61</a></span>&#160;<span class="keyword">class </span><a class="code" href="classmlpack_1_1ann_1_1ELU.html">ELU</a></div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>&#160;{</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160; <span class="keyword">public</span>:</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>&#160; <a class="code" href="classmlpack_1_1ann_1_1ELU.html#af6cb37ecdeb7173902d8fd118f91c11b">ELU</a>(<span class="keyword">const</span> <span class="keywordtype">double</span> <a class="code" href="classmlpack_1_1ann_1_1ELU.html#a557aa2d458800378f0d215bd935a2301">alpha</a> = 1.0);</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160;</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span> InputType, <span class="keyword">typename</span> OutputType&gt;</div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160; <span class="keywordtype">void</span> <a class="code" href="classmlpack_1_1ann_1_1ELU.html#a02d86a916e01e636b47e34a7f66b10a0">Forward</a>(<span class="keyword">const</span> InputType&amp;&amp; input, OutputType&amp;&amp; output);</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160;</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span> DataType&gt;</div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>&#160; <span class="keywordtype">void</span> <a class="code" href="classmlpack_1_1ann_1_1ELU.html#ac70869b9883bfc06aac43209c991261d">Backward</a>(<span class="keyword">const</span> DataType&amp;&amp; input, DataType&amp;&amp; gy, DataType&amp;&amp; g);</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_1ELU.html#ab7356859e8bdc9b003ec3e71da6dff8f"> 96</a></span>&#160; InputDataType <span class="keyword">const</span>&amp; <a class="code" href="classmlpack_1_1ann_1_1ELU.html#ab7356859e8bdc9b003ec3e71da6dff8f">InputParameter</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="classmlpack_1_1ann_1_1ELU.html#af50832cb3aa860c00a89eed23774de8f">inputParameter</a>; }</div><div class="line"><a name="l00098"></a><span class="lineno"><a class="line" href="classmlpack_1_1ann_1_1ELU.html#a7bbed9801ebc2ef79b391ad5f148d4f7"> 98</a></span>&#160; InputDataType&amp; <a class="code" href="classmlpack_1_1ann_1_1ELU.html#a7bbed9801ebc2ef79b391ad5f148d4f7">InputParameter</a>() { <span class="keywordflow">return</span> <a class="code" href="classmlpack_1_1ann_1_1ELU.html#af50832cb3aa860c00a89eed23774de8f">inputParameter</a>; }</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160;</div><div class="line"><a name="l00101"></a><span class="lineno"><a class="line" href="classmlpack_1_1ann_1_1ELU.html#aefb086ab5c76edba10d2144e02e1764d"> 101</a></span>&#160; OutputDataType <span class="keyword">const</span>&amp; <a class="code" href="classmlpack_1_1ann_1_1ELU.html#aefb086ab5c76edba10d2144e02e1764d">OutputParameter</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="classmlpack_1_1ann_1_1ELU.html#aae7c3e817bfee8537bc71914d7c886c0">outputParameter</a>; }</div><div class="line"><a name="l00103"></a><span class="lineno"><a class="line" href="classmlpack_1_1ann_1_1ELU.html#a1b74f1697eb5e4b93f5b7960a517279b"> 103</a></span>&#160; OutputDataType&amp; <a class="code" href="classmlpack_1_1ann_1_1ELU.html#a1b74f1697eb5e4b93f5b7960a517279b">OutputParameter</a>() { <span class="keywordflow">return</span> <a class="code" href="classmlpack_1_1ann_1_1ELU.html#aae7c3e817bfee8537bc71914d7c886c0">outputParameter</a>; }</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span>&#160;</div><div class="line"><a name="l00106"></a><span class="lineno"><a class="line" href="classmlpack_1_1ann_1_1ELU.html#aca3b96790cad199db7b149b3470863b4"> 106</a></span>&#160; OutputDataType <span class="keyword">const</span>&amp; <a class="code" href="classmlpack_1_1ann_1_1ELU.html#aca3b96790cad199db7b149b3470863b4">Delta</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="classmlpack_1_1ann_1_1ELU.html#a44bdb8ba1af14d823a21aca3c9d71214">delta</a>; }</div><div class="line"><a name="l00108"></a><span class="lineno"><a class="line" href="classmlpack_1_1ann_1_1ELU.html#a92ffee8dc2ec33e2dfbc5c02107c5ad5"> 108</a></span>&#160; OutputDataType&amp; <a class="code" href="classmlpack_1_1ann_1_1ELU.html#a92ffee8dc2ec33e2dfbc5c02107c5ad5">Delta</a>() { <span class="keywordflow">return</span> <a class="code" href="classmlpack_1_1ann_1_1ELU.html#a44bdb8ba1af14d823a21aca3c9d71214">delta</a>; }</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160;</div><div class="line"><a name="l00111"></a><span class="lineno"><a class="line" href="classmlpack_1_1ann_1_1ELU.html#a9f7dca007c57fa4cdda4a77ad1e14287"> 111</a></span>&#160; <span class="keywordtype">double</span> <span class="keyword">const</span>&amp; <a class="code" href="classmlpack_1_1ann_1_1ELU.html#a9f7dca007c57fa4cdda4a77ad1e14287">Alpha</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="classmlpack_1_1ann_1_1ELU.html#a557aa2d458800378f0d215bd935a2301">alpha</a>; }</div><div class="line"><a name="l00113"></a><span class="lineno"><a class="line" href="classmlpack_1_1ann_1_1ELU.html#a5b40d22e77990bd22f9259091b3b3742"> 113</a></span>&#160; <span class="keywordtype">double</span>&amp; <a class="code" href="classmlpack_1_1ann_1_1ELU.html#a5b40d22e77990bd22f9259091b3b3742">Alpha</a>() { <span class="keywordflow">return</span> <a class="code" href="classmlpack_1_1ann_1_1ELU.html#a557aa2d458800378f0d215bd935a2301">alpha</a>; }</div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span>&#160;</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span> Archive&gt;</div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span>&#160; <span class="keywordtype">void</span> <a class="code" href="classmlpack_1_1ann_1_1ELU.html#aa430bd52e6a4807c0d804876bbf8fbec">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="l00120"></a><span class="lineno"> 120</span>&#160;</div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span>&#160; <span class="keyword">private</span>:</div><div class="line"><a name="l00128"></a><span class="lineno"><a class="line" href="classmlpack_1_1ann_1_1ELU.html#a32759ed2963e8fac0e4398ed13d5d451"> 128</a></span>&#160; <span class="keywordtype">double</span> <a class="code" href="classmlpack_1_1ann_1_1ELU.html#a32759ed2963e8fac0e4398ed13d5d451">Fn</a>(<span class="keyword">const</span> <span class="keywordtype">double</span> x)</div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span>&#160; {</div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>&#160; <span class="keywordflow">if</span> (x &lt; DBL_MAX)</div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>&#160; <span class="keywordflow">return</span> (x &gt; 0) ? x : <a class="code" href="classmlpack_1_1ann_1_1ELU.html#a557aa2d458800378f0d215bd935a2301">alpha</a> * (std::exp(x) - 1);</div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>&#160; <span class="keywordflow">return</span> 1.0;</div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span>&#160; }</div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160;</div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span> eT&gt;</div><div class="line"><a name="l00142"></a><span class="lineno"><a class="line" href="classmlpack_1_1ann_1_1ELU.html#add932240a38dc98ab2f5b3ba5998ea1b"> 142</a></span>&#160; <span class="keywordtype">void</span> <a class="code" href="classmlpack_1_1ann_1_1ELU.html#add932240a38dc98ab2f5b3ba5998ea1b">Fn</a>(<span class="keyword">const</span> arma::Mat&lt;eT&gt;&amp; x, arma::Mat&lt;eT&gt;&amp; y)</div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span>&#160; {</div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>&#160; y = x;</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>&#160;</div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>&#160; <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i &lt; x.n_elem; i++)</div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span>&#160; {</div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span>&#160; y(i) = <a class="code" href="classmlpack_1_1ann_1_1ELU.html#a32759ed2963e8fac0e4398ed13d5d451">Fn</a>(x(i));</div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span>&#160; }</div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span>&#160; }</div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span>&#160;</div><div class="line"><a name="l00158"></a><span class="lineno"><a class="line" href="classmlpack_1_1ann_1_1ELU.html#a170b4dc30cf6f9b98fd2656c8c058371"> 158</a></span>&#160; <span class="keywordtype">double</span> <a class="code" href="classmlpack_1_1ann_1_1ELU.html#a170b4dc30cf6f9b98fd2656c8c058371">Deriv</a>(<span class="keyword">const</span> <span class="keywordtype">double</span> y)</div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>&#160; {</div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>&#160; <span class="keywordflow">return</span> (y &gt; 0) ? 1 : (y + <a class="code" href="classmlpack_1_1ann_1_1ELU.html#a557aa2d458800378f0d215bd935a2301">alpha</a>);</div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>&#160; }</div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span>&#160;</div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span> InputType, <span class="keyword">typename</span> OutputType&gt;</div><div class="line"><a name="l00171"></a><span class="lineno"><a class="line" href="classmlpack_1_1ann_1_1ELU.html#a4234d420e452b699101622c5f608d397"> 171</a></span>&#160; <span class="keywordtype">void</span> <a class="code" href="classmlpack_1_1ann_1_1ELU.html#a4234d420e452b699101622c5f608d397">Deriv</a>(<span class="keyword">const</span> InputType&amp; x, OutputType&amp; y)</div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span>&#160; {</div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span>&#160; y = x;</div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span>&#160;</div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span>&#160; <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i &lt; x.n_elem; i++)</div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span>&#160; {</div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span>&#160; y(i) = <a class="code" href="classmlpack_1_1ann_1_1ELU.html#a170b4dc30cf6f9b98fd2656c8c058371">Deriv</a>(x(i));</div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span>&#160; }</div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span>&#160; }</div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span>&#160;</div><div class="line"><a name="l00182"></a><span class="lineno"><a class="line" href="classmlpack_1_1ann_1_1ELU.html#a44bdb8ba1af14d823a21aca3c9d71214"> 182</a></span>&#160; OutputDataType <a class="code" href="classmlpack_1_1ann_1_1ELU.html#a44bdb8ba1af14d823a21aca3c9d71214">delta</a>;</div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span>&#160;</div><div class="line"><a name="l00185"></a><span class="lineno"><a class="line" href="classmlpack_1_1ann_1_1ELU.html#af50832cb3aa860c00a89eed23774de8f"> 185</a></span>&#160; InputDataType <a class="code" href="classmlpack_1_1ann_1_1ELU.html#af50832cb3aa860c00a89eed23774de8f">inputParameter</a>;</div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span>&#160;</div><div class="line"><a name="l00188"></a><span class="lineno"><a class="line" href="classmlpack_1_1ann_1_1ELU.html#aae7c3e817bfee8537bc71914d7c886c0"> 188</a></span>&#160; OutputDataType <a class="code" href="classmlpack_1_1ann_1_1ELU.html#aae7c3e817bfee8537bc71914d7c886c0">outputParameter</a>;</div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span>&#160;</div><div class="line"><a name="l00191"></a><span class="lineno"><a class="line" href="classmlpack_1_1ann_1_1ELU.html#a557aa2d458800378f0d215bd935a2301"> 191</a></span>&#160; <span class="keywordtype">double</span> <a class="code" href="classmlpack_1_1ann_1_1ELU.html#a557aa2d458800378f0d215bd935a2301">alpha</a>;</div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span>&#160;</div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span>&#160;}; <span class="comment">// class ELU</span></div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span>&#160;</div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span>&#160;} <span class="comment">// namespace ann</span></div><div class="line"><a name="l00196"></a><span class="lineno"> 196</span>&#160;} <span class="comment">// namespace mlpack</span></div><div class="line"><a name="l00197"></a><span class="lineno"> 197</span>&#160;</div><div class="line"><a name="l00198"></a><span class="lineno"> 198</span>&#160;<span class="comment">// Include implementation.</span></div><div class="line"><a name="l00199"></a><span class="lineno"> 199</span>&#160;<span class="preprocessor">#include &quot;elu_impl.hpp&quot;</span></div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span>&#160;</div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span>&#160;<span class="preprocessor">#endif</span></div><div class="ttc" id="classmlpack_1_1ann_1_1ELU_html_aefb086ab5c76edba10d2144e02e1764d"><div class="ttname"><a href="classmlpack_1_1ann_1_1ELU.html#aefb086ab5c76edba10d2144e02e1764d">mlpack::ann::ELU::OutputParameter</a></div><div class="ttdeci">OutputDataType const &amp; OutputParameter() const </div><div class="ttdoc">Get the output parameter. </div><div class="ttdef"><b>Definition:</b> <a href="elu_8hpp_source.html#l00101">elu.hpp:101</a></div></div>
<div class="ttc" id="classmlpack_1_1ann_1_1ELU_html_a170b4dc30cf6f9b98fd2656c8c058371"><div class="ttname"><a href="classmlpack_1_1ann_1_1ELU.html#a170b4dc30cf6f9b98fd2656c8c058371">mlpack::ann::ELU::Deriv</a></div><div class="ttdeci">double Deriv(const double y)</div><div class="ttdoc">Computes the first derivative of the ELU function. </div><div class="ttdef"><b>Definition:</b> <a href="elu_8hpp_source.html#l00158">elu.hpp:158</a></div></div>
<div class="ttc" id="classmlpack_1_1ann_1_1ELU_html_a5b40d22e77990bd22f9259091b3b3742"><div class="ttname"><a href="classmlpack_1_1ann_1_1ELU.html#a5b40d22e77990bd22f9259091b3b3742">mlpack::ann::ELU::Alpha</a></div><div class="ttdeci">double &amp; Alpha()</div><div class="ttdoc">Modify the non zero gradient. </div><div class="ttdef"><b>Definition:</b> <a href="elu_8hpp_source.html#l00113">elu.hpp:113</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_1ELU_html_aca3b96790cad199db7b149b3470863b4"><div class="ttname"><a href="classmlpack_1_1ann_1_1ELU.html#aca3b96790cad199db7b149b3470863b4">mlpack::ann::ELU::Delta</a></div><div class="ttdeci">OutputDataType const &amp; Delta() const </div><div class="ttdoc">Get the delta. </div><div class="ttdef"><b>Definition:</b> <a href="elu_8hpp_source.html#l00106">elu.hpp:106</a></div></div>
<div class="ttc" id="classmlpack_1_1ann_1_1ELU_html_a32759ed2963e8fac0e4398ed13d5d451"><div class="ttname"><a href="classmlpack_1_1ann_1_1ELU.html#a32759ed2963e8fac0e4398ed13d5d451">mlpack::ann::ELU::Fn</a></div><div class="ttdeci">double Fn(const double x)</div><div class="ttdoc">Computes the ELU function. </div><div class="ttdef"><b>Definition:</b> <a href="elu_8hpp_source.html#l00128">elu.hpp:128</a></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_1ELU_html_a4234d420e452b699101622c5f608d397"><div class="ttname"><a href="classmlpack_1_1ann_1_1ELU.html#a4234d420e452b699101622c5f608d397">mlpack::ann::ELU::Deriv</a></div><div class="ttdeci">void Deriv(const InputType &amp;x, OutputType &amp;y)</div><div class="ttdoc">Computes the first derivative of the ELU function. </div><div class="ttdef"><b>Definition:</b> <a href="elu_8hpp_source.html#l00171">elu.hpp:171</a></div></div>
<div class="ttc" id="classmlpack_1_1ann_1_1ELU_html_a557aa2d458800378f0d215bd935a2301"><div class="ttname"><a href="classmlpack_1_1ann_1_1ELU.html#a557aa2d458800378f0d215bd935a2301">mlpack::ann::ELU::alpha</a></div><div class="ttdeci">double alpha</div><div class="ttdoc">ELU Hyperparameter (0 &lt; alpha) </div><div class="ttdef"><b>Definition:</b> <a href="elu_8hpp_source.html#l00191">elu.hpp:191</a></div></div>
<div class="ttc" id="classmlpack_1_1ann_1_1ELU_html_a7bbed9801ebc2ef79b391ad5f148d4f7"><div class="ttname"><a href="classmlpack_1_1ann_1_1ELU.html#a7bbed9801ebc2ef79b391ad5f148d4f7">mlpack::ann::ELU::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="elu_8hpp_source.html#l00098">elu.hpp:98</a></div></div>
<div class="ttc" id="classmlpack_1_1ann_1_1ELU_html_add932240a38dc98ab2f5b3ba5998ea1b"><div class="ttname"><a href="classmlpack_1_1ann_1_1ELU.html#add932240a38dc98ab2f5b3ba5998ea1b">mlpack::ann::ELU::Fn</a></div><div class="ttdeci">void Fn(const arma::Mat&lt; eT &gt; &amp;x, arma::Mat&lt; eT &gt; &amp;y)</div><div class="ttdoc">Computes the ELU function using a dense matrix as input. </div><div class="ttdef"><b>Definition:</b> <a href="elu_8hpp_source.html#l00142">elu.hpp:142</a></div></div>
<div class="ttc" id="classmlpack_1_1ann_1_1ELU_html_a1b74f1697eb5e4b93f5b7960a517279b"><div class="ttname"><a href="classmlpack_1_1ann_1_1ELU.html#a1b74f1697eb5e4b93f5b7960a517279b">mlpack::ann::ELU::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="elu_8hpp_source.html#l00103">elu.hpp:103</a></div></div>
<div class="ttc" id="classmlpack_1_1ann_1_1ELU_html_ab7356859e8bdc9b003ec3e71da6dff8f"><div class="ttname"><a href="classmlpack_1_1ann_1_1ELU.html#ab7356859e8bdc9b003ec3e71da6dff8f">mlpack::ann::ELU::InputParameter</a></div><div class="ttdeci">InputDataType const &amp; InputParameter() const </div><div class="ttdoc">Get the input parameter. </div><div class="ttdef"><b>Definition:</b> <a href="elu_8hpp_source.html#l00096">elu.hpp:96</a></div></div>
<div class="ttc" id="classmlpack_1_1ann_1_1ELU_html_aa430bd52e6a4807c0d804876bbf8fbec"><div class="ttname"><a href="classmlpack_1_1ann_1_1ELU.html#aa430bd52e6a4807c0d804876bbf8fbec">mlpack::ann::ELU::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_1ELU_html_a02d86a916e01e636b47e34a7f66b10a0"><div class="ttname"><a href="classmlpack_1_1ann_1_1ELU.html#a02d86a916e01e636b47e34a7f66b10a0">mlpack::ann::ELU::Forward</a></div><div class="ttdeci">void Forward(const InputType &amp;&amp;input, OutputType &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_1ELU_html_a92ffee8dc2ec33e2dfbc5c02107c5ad5"><div class="ttname"><a href="classmlpack_1_1ann_1_1ELU.html#a92ffee8dc2ec33e2dfbc5c02107c5ad5">mlpack::ann::ELU::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="elu_8hpp_source.html#l00108">elu.hpp:108</a></div></div>
<div class="ttc" id="classmlpack_1_1ann_1_1ELU_html_aae7c3e817bfee8537bc71914d7c886c0"><div class="ttname"><a href="classmlpack_1_1ann_1_1ELU.html#aae7c3e817bfee8537bc71914d7c886c0">mlpack::ann::ELU::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="elu_8hpp_source.html#l00188">elu.hpp:188</a></div></div>
<div class="ttc" id="classmlpack_1_1ann_1_1ELU_html_a9f7dca007c57fa4cdda4a77ad1e14287"><div class="ttname"><a href="classmlpack_1_1ann_1_1ELU.html#a9f7dca007c57fa4cdda4a77ad1e14287">mlpack::ann::ELU::Alpha</a></div><div class="ttdeci">double const &amp; Alpha() const </div><div class="ttdoc">Get the non zero gradient. </div><div class="ttdef"><b>Definition:</b> <a href="elu_8hpp_source.html#l00111">elu.hpp:111</a></div></div>
<div class="ttc" id="classmlpack_1_1ann_1_1ELU_html_af50832cb3aa860c00a89eed23774de8f"><div class="ttname"><a href="classmlpack_1_1ann_1_1ELU.html#af50832cb3aa860c00a89eed23774de8f">mlpack::ann::ELU::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="elu_8hpp_source.html#l00185">elu.hpp:185</a></div></div>
<div class="ttc" id="classmlpack_1_1ann_1_1ELU_html_ac70869b9883bfc06aac43209c991261d"><div class="ttname"><a href="classmlpack_1_1ann_1_1ELU.html#ac70869b9883bfc06aac43209c991261d">mlpack::ann::ELU::Backward</a></div><div class="ttdeci">void Backward(const DataType &amp;&amp;input, DataType &amp;&amp;gy, DataType &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_1ELU_html_a44bdb8ba1af14d823a21aca3c9d71214"><div class="ttname"><a href="classmlpack_1_1ann_1_1ELU.html#a44bdb8ba1af14d823a21aca3c9d71214">mlpack::ann::ELU::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="elu_8hpp_source.html#l00182">elu.hpp:182</a></div></div>
<div class="ttc" id="classmlpack_1_1ann_1_1ELU_html"><div class="ttname"><a href="classmlpack_1_1ann_1_1ELU.html">mlpack::ann::ELU</a></div><div class="ttdoc">The ELU activation function, defined by. </div><div class="ttdef"><b>Definition:</b> <a href="elu_8hpp_source.html#l00061">elu.hpp:61</a></div></div>
<div class="ttc" id="classmlpack_1_1ann_1_1ELU_html_af6cb37ecdeb7173902d8fd118f91c11b"><div class="ttname"><a href="classmlpack_1_1ann_1_1ELU.html#af6cb37ecdeb7173902d8fd118f91c11b">mlpack::ann::ELU::ELU</a></div><div class="ttdeci">ELU(const double alpha=1.0)</div><div class="ttdoc">Create the ELU object using the specified parameters. </div></div>
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