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<a href="optimizer_8h.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;<span class="comment">/*</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span>&#160;<span class="comment"> * Licensed to the Apache Software Foundation (ASF) under one</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span>&#160;<span class="comment"> * or more contributor license agreements. See the NOTICE file</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span>&#160;<span class="comment"> * distributed with this work for additional information</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span>&#160;<span class="comment"> * regarding copyright ownership. The ASF licenses this file</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span>&#160;<span class="comment"> * to you under the Apache License, Version 2.0 (the</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;<span class="comment"> * &quot;License&quot;); you may not use this file except in compliance</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;<span class="comment"> * with the License. You may obtain a copy of the License at</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160;<span class="comment"> * http://www.apache.org/licenses/LICENSE-2.0</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;<span class="comment"> * Unless required by applicable law or agreed to in writing,</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;<span class="comment"> * software distributed under the License is distributed on an</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160;<span class="comment"> * &quot;AS IS&quot; BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160;<span class="comment"> * KIND, either express or implied. See the License for the</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160;<span class="comment"> * specific language governing permissions and limitations</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160;<span class="comment"> * under the License.</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160;</div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160;<span class="preprocessor">#ifndef MXNET_CPP_OPTIMIZER_H_</span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160;<span class="preprocessor">#define MXNET_CPP_OPTIMIZER_H_</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="strtonum_8h.html">dmlc/strtonum.h</a>&gt;</span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160;<span class="preprocessor">#include &lt;map&gt;</span></div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160;<span class="preprocessor">#include &lt;vector&gt;</span></div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160;<span class="preprocessor">#include &lt;string&gt;</span></div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160;<span class="preprocessor">#include &lt;memory&gt;</span></div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160;<span class="preprocessor">#include &lt;functional&gt;</span></div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="cpp-package_2include_2mxnet-cpp_2base_8h.html">mxnet-cpp/base.h</a>&quot;</span></div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span>&#160;<span class="preprocessor">#include &quot;dmlc/logging.h&quot;</span></div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="cpp-package_2include_2mxnet-cpp_2ndarray_8h.html">mxnet-cpp/ndarray.h</a>&quot;</span></div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="op__map_8h.html">mxnet-cpp/op_map.h</a>&quot;</span></div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="lr__scheduler_8h.html">mxnet-cpp/lr_scheduler.h</a>&quot;</span></div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160;</div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespacemxnet.html">mxnet</a> {</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160;<span class="keyword">namespace </span>cpp {</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160;</div><div class="line"><a name="l00047"></a><span class="lineno"><a class="line" href="classmxnet_1_1cpp_1_1Optimizer.html"> 47</a></span>&#160;<span class="keyword">class </span><a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html">Optimizer</a> {</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160; <span class="keyword">public</span>:</div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160; <span class="keyword">explicit</span> <a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html#a0f9555beda838a27b235ab5a3e4c13c4">Optimizer</a>(<span class="keywordtype">unsigned</span> begin_num_update);</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160; <span class="keyword">virtual</span> std::string <a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html#ac59b1ed1083ca4640cd92ca9206e148d">GetType</a>() <span class="keyword">const</span> = 0;</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>&#160; <span class="keyword">virtual</span> <a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html#afbf49dabe167d93b686985604f7db510">~Optimizer</a>();</div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>&#160; <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div><div class="line"><a name="l00070"></a><span class="lineno"><a class="line" href="classmxnet_1_1cpp_1_1Optimizer.html#a4206a3949c453ffe570f3eb58ad9f41e"> 70</a></span>&#160; <a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html">Optimizer</a> *<a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html#a4206a3949c453ffe570f3eb58ad9f41e">SetParam</a>(<span class="keyword">const</span> std::string &amp;name, <span class="keyword">const</span> T &amp;value) {</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>&#160; std::string value_str;</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160; std::stringstream ss;</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160; ss &lt;&lt; value;</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160; ss &gt;&gt; value_str;</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160;</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160; <a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html#ae6f4b597b1a285eb0a4d5fee4fedc2f9">params_</a>[name] = value_str;</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span>&#160; <span class="keywordflow">return</span> <span class="keyword">this</span>;</div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>&#160; }</div><div class="line"><a name="l00084"></a><span class="lineno"><a class="line" href="classmxnet_1_1cpp_1_1Optimizer.html#ad59fa81da353fa992709fe95f64327c6"> 84</a></span>&#160; <a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html">Optimizer</a> *<a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html#ad59fa81da353fa992709fe95f64327c6">SetLRScheduler</a>(std::unique_ptr&lt;LRScheduler&gt; lrScheduler) {</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160; CHECK(lrScheduler);</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160; <a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html#ad03f167498541f5bbbbffcdecb875445">lrScheduler_</a> = std::move(lrScheduler);</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160; <a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html#ad03f167498541f5bbbbffcdecb875445">lrScheduler_</a>-&gt;SetLR(<a class="code" href="namespacedmlc.html#a43a149fb880b527d393975a884255341">dmlc::stof</a>(<a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html#ae6f4b597b1a285eb0a4d5fee4fedc2f9">params_</a>[<span class="stringliteral">&quot;lr&quot;</span>]));</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160; <span class="keywordflow">return</span> <span class="keyword">this</span>;</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160; }</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>&#160; <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html#aaff919054071b6b77e0f2b222d3b6ebe">Update</a>(<span class="keywordtype">int</span> index, <a class="code" href="classmxnet_1_1cpp_1_1NDArray.html">NDArray</a> weight, <a class="code" href="classmxnet_1_1cpp_1_1NDArray.html">NDArray</a> grad) = 0;</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160; <span class="comment">// TODO(zhangcheng-qinyinghua)</span></div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>&#160; <span class="comment">// implement Update a list of arrays, maybe in the form of map</span></div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160; <span class="comment">// void Update(int index, std::vector&lt;NDArray&gt; weights, std::vector&lt;NDArray&gt;</span></div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>&#160; <span class="comment">// grad, mx_float lr);</span></div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span>&#160;</div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>&#160; std::string <a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html#a3392e5d1250fa89e676bce862a14d62e">Serialize</a>() <span class="keyword">const</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="keyword">protected</span>:</div><div class="line"><a name="l00109"></a><span class="lineno"><a class="line" href="classmxnet_1_1cpp_1_1Optimizer.html#ae6f4b597b1a285eb0a4d5fee4fedc2f9"> 109</a></span>&#160; std::map&lt;std::string, std::string&gt; <a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html#ae6f4b597b1a285eb0a4d5fee4fedc2f9">params_</a>;</div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160; <span class="keyword">static</span> <a class="code" href="classmxnet_1_1cpp_1_1OpMap.html">OpMap</a>*&amp; <a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html#abfc49efe03b65b06ae351f347dddc058">op_map</a>();</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160; <span class="keyword">const</span> std::vector&lt;const char*&gt; <a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html#a2a6af92b6c41ef532cd86076f25e6151">GetParamKeys_</a>() <span class="keyword">const</span>;</div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>&#160; <span class="keyword">const</span> std::vector&lt;const char*&gt; <a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html#a795d498eafe40faf19722c8a1ed58670">GetParamValues_</a>() <span class="keyword">const</span>;</div><div class="line"><a name="l00113"></a><span class="lineno"><a class="line" href="classmxnet_1_1cpp_1_1Optimizer.html#a9b50b92bbac6f55311e3f68f0edcc656"> 113</a></span>&#160; std::map&lt;int, unsigned&gt; <a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html#a9b50b92bbac6f55311e3f68f0edcc656">count_</a>;</div><div class="line"><a name="l00114"></a><span class="lineno"><a class="line" href="classmxnet_1_1cpp_1_1Optimizer.html#a1d681d2c3fe689bf9014efdd5216abf3"> 114</a></span>&#160; <span class="keywordtype">unsigned</span> <a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html#ac2ed52bd79811cddbe61bdb3387fcb7a">begin_num_update_</a>, <a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html#a1d681d2c3fe689bf9014efdd5216abf3">num_update_</a>;</div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span>&#160; <span class="keywordtype">unsigned</span> <a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html#a299346e9e9eacaec1009f1d73a2a3fe8">UpdateCount_</a>(<span class="keywordtype">int</span> index);</div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>&#160; <span class="keywordtype">float</span> <a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html#a37513a5bd944855133a97c2aa17d6f27">GetLR_</a>(<span class="keywordtype">int</span> index);</div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160; <span class="keywordtype">float</span> <a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html#a10e1a3206436b942eec0f02d96384e39">GetWD_</a>(<span class="keywordtype">int</span> index);</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>&#160; <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html#a31606655261991fa067ee7198999151f">CreateState_</a>(<span class="keywordtype">int</span> index, <a class="code" href="classmxnet_1_1cpp_1_1NDArray.html">NDArray</a> weight);</div><div class="line"><a name="l00119"></a><span class="lineno"><a class="line" href="classmxnet_1_1cpp_1_1Optimizer.html#ad03f167498541f5bbbbffcdecb875445"> 119</a></span>&#160; std::unique_ptr&lt;LRScheduler&gt; <a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html#ad03f167498541f5bbbbffcdecb875445">lrScheduler_</a> = <span class="keyword">nullptr</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;</div><div class="line"><a name="l00122"></a><span class="lineno"><a class="line" href="namespacemxnet_1_1cpp.html#a16a22578671e5ebcf8addb2275c317bc"> 122</a></span>&#160;<span class="keyword">typedef</span> std::function&lt;Optimizer*()&gt; <a class="code" href="namespacemxnet_1_1cpp.html#a16a22578671e5ebcf8addb2275c317bc">OptimizerCreator</a>;</div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span>&#160;</div><div class="line"><a name="l00124"></a><span class="lineno"><a class="line" href="classmxnet_1_1cpp_1_1OptimizerRegistry.html"> 124</a></span>&#160;<span class="keyword">class </span><a class="code" href="classmxnet_1_1cpp_1_1OptimizerRegistry.html">OptimizerRegistry</a> {</div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span>&#160; <span class="keyword">public</span>:</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>&#160; <span class="keyword">static</span> <a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html">Optimizer</a>* Find(<span class="keyword">const</span> std::string&amp; name);</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>&#160; <span class="keyword">static</span> <span class="keywordtype">int</span> __REGISTER__(<span class="keyword">const</span> std::string&amp; name, OptimizerCreator creator);</div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span>&#160; <span class="keyword">private</span>:</div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span>&#160; <span class="keyword">static</span> std::map&lt;std::string, OptimizerCreator&gt;&amp; cmap();</div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>&#160; <a class="code" href="classmxnet_1_1cpp_1_1OptimizerRegistry.html">OptimizerRegistry</a>() = <span class="keyword">delete</span>;</div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>&#160; ~<a class="code" href="classmxnet_1_1cpp_1_1OptimizerRegistry.html">OptimizerRegistry</a>() = <span class="keyword">delete</span>;</div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>&#160;};</div><div class="line"><a name="l00133"></a><span class="lineno"><a class="line" href="optimizer_8h.html#af2d102c73cf9fe9bcc63a00e70083eaf"> 133</a></span>&#160;<span class="preprocessor">#define MXNETCPP_REGISTER_OPTIMIZER(Name, OptimizerType)\</span></div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160;<span class="preprocessor"> OptimizerRegistry::__REGISTER__(#Name, [](){return new OptimizerType();})</span></div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span>&#160;</div><div class="line"><a name="l00136"></a><span class="lineno"><a class="line" href="classmxnet_1_1cpp_1_1SGDOptimizer.html"> 136</a></span>&#160;<span class="keyword">class </span><a class="code" href="classmxnet_1_1cpp_1_1SGDOptimizer.html">SGDOptimizer</a> : <span class="keyword">public</span> <a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html">Optimizer</a> {</div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span>&#160; <span class="keyword">public</span>:</div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span>&#160; <span class="keyword">explicit</span> <a class="code" href="classmxnet_1_1cpp_1_1SGDOptimizer.html">SGDOptimizer</a>(<span class="keywordtype">unsigned</span> begin_num_update = 0);</div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span>&#160; std::string <a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html#ac59b1ed1083ca4640cd92ca9206e148d">GetType</a>() <span class="keyword">const override</span>;</div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span>&#160; <span class="keywordtype">void</span> <a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html#aaff919054071b6b77e0f2b222d3b6ebe">Update</a>(<span class="keywordtype">int</span> index, <a class="code" href="classmxnet_1_1cpp_1_1NDArray.html">NDArray</a> weight, <a class="code" href="classmxnet_1_1cpp_1_1NDArray.html">NDArray</a> grad) <span class="keyword">override</span>;</div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>&#160; <span class="keyword">private</span>:</div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>&#160; <span class="keyword">virtual</span> ~<a class="code" href="classmxnet_1_1cpp_1_1SGDOptimizer.html">SGDOptimizer</a>();</div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span>&#160; <span class="keywordtype">void</span> <a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html#a31606655261991fa067ee7198999151f">CreateState_</a>(<span class="keywordtype">int</span> index, <a class="code" href="classmxnet_1_1cpp_1_1NDArray.html">NDArray</a> weight) <span class="keyword">override</span>;</div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>&#160; std::map&lt;int, NDArray*&gt; states_;</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>&#160; <a class="code" href="include_2mxnet_2c__api_8h.html#aa2e96133f49cfdc1095da6cd08afbce0">AtomicSymbolCreator</a> update_handle_;</div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>&#160; <a class="code" href="include_2mxnet_2c__api_8h.html#aa2e96133f49cfdc1095da6cd08afbce0">AtomicSymbolCreator</a> mom_update_handle_;</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;</div><div class="line"><a name="l00149"></a><span class="lineno"><a class="line" href="classmxnet_1_1cpp_1_1SignumOptimizer.html"> 149</a></span>&#160;<span class="keyword">class </span><a class="code" href="classmxnet_1_1cpp_1_1SignumOptimizer.html">SignumOptimizer</a> : <span class="keyword">public</span> <a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html">Optimizer</a> {</div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span>&#160; <span class="keyword">public</span>:</div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span>&#160; <span class="keyword">explicit</span> <a class="code" href="classmxnet_1_1cpp_1_1SignumOptimizer.html">SignumOptimizer</a>(<span class="keywordtype">unsigned</span> begin_num_update = 0);</div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span>&#160; std::string <a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html#ac59b1ed1083ca4640cd92ca9206e148d">GetType</a>() <span class="keyword">const override</span>;</div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span>&#160; <span class="keywordtype">void</span> <a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html#aaff919054071b6b77e0f2b222d3b6ebe">Update</a>(<span class="keywordtype">int</span> index, <a class="code" href="classmxnet_1_1cpp_1_1NDArray.html">NDArray</a> weight, <a class="code" href="classmxnet_1_1cpp_1_1NDArray.html">NDArray</a> grad) <span class="keyword">override</span>;</div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span>&#160; <span class="keyword">private</span>:</div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span>&#160; <span class="keyword">virtual</span> ~<a class="code" href="classmxnet_1_1cpp_1_1SignumOptimizer.html">SignumOptimizer</a>();</div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span>&#160; <span class="keywordtype">void</span> <a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html#a31606655261991fa067ee7198999151f">CreateState_</a>(<span class="keywordtype">int</span> index, <a class="code" href="classmxnet_1_1cpp_1_1NDArray.html">NDArray</a> weight) <span class="keyword">override</span>;</div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span>&#160; std::map&lt;int, NDArray*&gt; states_;</div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>&#160; <a class="code" href="include_2mxnet_2c__api_8h.html#aa2e96133f49cfdc1095da6cd08afbce0">AtomicSymbolCreator</a> update_handle_;</div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>&#160; <a class="code" href="include_2mxnet_2c__api_8h.html#aa2e96133f49cfdc1095da6cd08afbce0">AtomicSymbolCreator</a> mom_update_handle_;</div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>&#160;};</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="l00163"></a><span class="lineno"><a class="line" href="classmxnet_1_1cpp_1_1RMSPropOptimizer.html"> 163</a></span>&#160;<span class="keyword">class </span><a class="code" href="classmxnet_1_1cpp_1_1RMSPropOptimizer.html">RMSPropOptimizer</a> : <span class="keyword">public</span> <a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html">Optimizer</a> {</div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span>&#160; <span class="keyword">public</span>:</div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span>&#160; <span class="keyword">explicit</span> <a class="code" href="classmxnet_1_1cpp_1_1RMSPropOptimizer.html">RMSPropOptimizer</a>(<span class="keywordtype">unsigned</span> begin_num_update = 0);</div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span>&#160; std::string <a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html#ac59b1ed1083ca4640cd92ca9206e148d">GetType</a>() <span class="keyword">const override</span>;</div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span>&#160; <span class="keywordtype">void</span> <a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html#aaff919054071b6b77e0f2b222d3b6ebe">Update</a>(<span class="keywordtype">int</span> index, <a class="code" href="classmxnet_1_1cpp_1_1NDArray.html">NDArray</a> weight, <a class="code" href="classmxnet_1_1cpp_1_1NDArray.html">NDArray</a> grad) <span class="keyword">override</span>;</div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span>&#160; <span class="keyword">private</span>:</div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span>&#160; <span class="keyword">virtual</span> ~<a class="code" href="classmxnet_1_1cpp_1_1RMSPropOptimizer.html">RMSPropOptimizer</a>();</div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span>&#160; <span class="keywordtype">void</span> <a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html#a31606655261991fa067ee7198999151f">CreateState_</a>(<span class="keywordtype">int</span> index, <a class="code" href="classmxnet_1_1cpp_1_1NDArray.html">NDArray</a> weight) <span class="keyword">override</span>;</div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span>&#160; std::map&lt;int, NDArray*&gt; n_, g_, delta_;</div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span>&#160; <a class="code" href="include_2mxnet_2c__api_8h.html#aa2e96133f49cfdc1095da6cd08afbce0">AtomicSymbolCreator</a> update_handle_;</div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span>&#160; <a class="code" href="include_2mxnet_2c__api_8h.html#aa2e96133f49cfdc1095da6cd08afbce0">AtomicSymbolCreator</a> alex_update_handle_;</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;</div><div class="line"><a name="l00176"></a><span class="lineno"><a class="line" href="classmxnet_1_1cpp_1_1AdamOptimizer.html"> 176</a></span>&#160;<span class="keyword">class </span><a class="code" href="classmxnet_1_1cpp_1_1AdamOptimizer.html">AdamOptimizer</a> : <span class="keyword">public</span> <a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html">Optimizer</a> {</div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span>&#160; <span class="keyword">public</span>:</div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span>&#160; <span class="keyword">explicit</span> <a class="code" href="classmxnet_1_1cpp_1_1AdamOptimizer.html">AdamOptimizer</a>(<span class="keywordtype">unsigned</span> begin_num_update = 0);</div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span>&#160; std::string <a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html#ac59b1ed1083ca4640cd92ca9206e148d">GetType</a>() <span class="keyword">const override</span>;</div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span>&#160; <span class="keywordtype">void</span> <a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html#aaff919054071b6b77e0f2b222d3b6ebe">Update</a>(<span class="keywordtype">int</span> index, <a class="code" href="classmxnet_1_1cpp_1_1NDArray.html">NDArray</a> weight, <a class="code" href="classmxnet_1_1cpp_1_1NDArray.html">NDArray</a> grad) <span class="keyword">override</span>;</div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span>&#160; <span class="keyword">private</span>:</div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span>&#160; <span class="keyword">virtual</span> ~<a class="code" href="classmxnet_1_1cpp_1_1AdamOptimizer.html">AdamOptimizer</a>();</div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span>&#160; <span class="keywordtype">void</span> <a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html#a31606655261991fa067ee7198999151f">CreateState_</a>(<span class="keywordtype">int</span> index, <a class="code" href="classmxnet_1_1cpp_1_1NDArray.html">NDArray</a> weight) <span class="keyword">override</span>;</div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span>&#160; std::map&lt;int, NDArray*&gt; mean_;</div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span>&#160; std::map&lt;int, NDArray*&gt; var_;</div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span>&#160; <a class="code" href="include_2mxnet_2c__api_8h.html#aa2e96133f49cfdc1095da6cd08afbce0">AtomicSymbolCreator</a> update_handle_;</div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span>&#160;};</div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span>&#160;</div><div class="line"><a name="l00189"></a><span class="lineno"><a class="line" href="classmxnet_1_1cpp_1_1AdaGradOptimizer.html"> 189</a></span>&#160;<span class="keyword">class </span><a class="code" href="classmxnet_1_1cpp_1_1AdaGradOptimizer.html">AdaGradOptimizer</a> : <span class="keyword">public</span> <a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html">Optimizer</a> {</div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span>&#160; <span class="keyword">public</span>:</div><div class="line"><a name="l00191"></a><span class="lineno"> 191</span>&#160; <span class="keyword">explicit</span> <a class="code" href="classmxnet_1_1cpp_1_1AdaGradOptimizer.html">AdaGradOptimizer</a>(<span class="keywordtype">unsigned</span> begin_num_update = 0);</div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span>&#160; std::string <a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html#ac59b1ed1083ca4640cd92ca9206e148d">GetType</a>() <span class="keyword">const override</span>;</div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span>&#160; <span class="keywordtype">void</span> <a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html#aaff919054071b6b77e0f2b222d3b6ebe">Update</a>(<span class="keywordtype">int</span> index, <a class="code" href="classmxnet_1_1cpp_1_1NDArray.html">NDArray</a> weight, <a class="code" href="classmxnet_1_1cpp_1_1NDArray.html">NDArray</a> grad) <span class="keyword">override</span>;</div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span>&#160; <span class="keyword">private</span>:</div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span>&#160; <span class="keyword">virtual</span> ~<a class="code" href="classmxnet_1_1cpp_1_1AdaGradOptimizer.html">AdaGradOptimizer</a>();</div><div class="line"><a name="l00196"></a><span class="lineno"> 196</span>&#160; <span class="keywordtype">void</span> <a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html#a31606655261991fa067ee7198999151f">CreateState_</a>(<span class="keywordtype">int</span> index, <a class="code" href="classmxnet_1_1cpp_1_1NDArray.html">NDArray</a> weight) <span class="keyword">override</span>;</div><div class="line"><a name="l00197"></a><span class="lineno"> 197</span>&#160; std::map&lt;int, NDArray*&gt; history_;</div><div class="line"><a name="l00198"></a><span class="lineno"> 198</span>&#160;};</div><div class="line"><a name="l00199"></a><span class="lineno"> 199</span>&#160;</div><div class="line"><a name="l00200"></a><span class="lineno"><a class="line" href="classmxnet_1_1cpp_1_1AdaDeltaOptimizer.html"> 200</a></span>&#160;<span class="keyword">class </span><a class="code" href="classmxnet_1_1cpp_1_1AdaDeltaOptimizer.html">AdaDeltaOptimizer</a> : <span class="keyword">public</span> <a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html">Optimizer</a> {</div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span>&#160; <span class="keyword">public</span>:</div><div class="line"><a name="l00202"></a><span class="lineno"> 202</span>&#160; <span class="keyword">explicit</span> <a class="code" href="classmxnet_1_1cpp_1_1AdaDeltaOptimizer.html">AdaDeltaOptimizer</a>(<span class="keywordtype">unsigned</span> begin_num_update = 0);</div><div class="line"><a name="l00203"></a><span class="lineno"> 203</span>&#160; std::string <a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html#ac59b1ed1083ca4640cd92ca9206e148d">GetType</a>() <span class="keyword">const override</span>;</div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span>&#160; <span class="keywordtype">void</span> <a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html#aaff919054071b6b77e0f2b222d3b6ebe">Update</a>(<span class="keywordtype">int</span> index, <a class="code" href="classmxnet_1_1cpp_1_1NDArray.html">NDArray</a> weight, <a class="code" href="classmxnet_1_1cpp_1_1NDArray.html">NDArray</a> grad) <span class="keyword">override</span>;</div><div class="line"><a name="l00205"></a><span class="lineno"> 205</span>&#160; <span class="keyword">private</span>:</div><div class="line"><a name="l00206"></a><span class="lineno"> 206</span>&#160; <span class="keyword">virtual</span> ~<a class="code" href="classmxnet_1_1cpp_1_1AdaDeltaOptimizer.html">AdaDeltaOptimizer</a>();</div><div class="line"><a name="l00207"></a><span class="lineno"> 207</span>&#160; <span class="keywordtype">void</span> <a class="code" href="classmxnet_1_1cpp_1_1Optimizer.html#a31606655261991fa067ee7198999151f">CreateState_</a>(<span class="keywordtype">int</span> index, <a class="code" href="classmxnet_1_1cpp_1_1NDArray.html">NDArray</a> weight) <span class="keyword">override</span>;</div><div class="line"><a name="l00208"></a><span class="lineno"> 208</span>&#160; std::map&lt;int, NDArray*&gt; acc_g_, acc_delta_;</div><div class="line"><a name="l00209"></a><span class="lineno"> 209</span>&#160;};</div><div class="line"><a name="l00210"></a><span class="lineno"> 210</span>&#160;</div><div class="line"><a name="l00211"></a><span class="lineno"> 211</span>&#160;} <span class="comment">// namespace cpp</span></div><div class="line"><a name="l00212"></a><span class="lineno"> 212</span>&#160;} <span class="comment">// namespace mxnet</span></div><div class="line"><a name="l00213"></a><span class="lineno"> 213</span>&#160;</div><div class="line"><a name="l00214"></a><span class="lineno"> 214</span>&#160;<span class="preprocessor">#endif // MXNET_CPP_OPTIMIZER_H_</span></div><div class="ttc" id="classmxnet_1_1cpp_1_1SGDOptimizer_html"><div class="ttname"><a href="classmxnet_1_1cpp_1_1SGDOptimizer.html">mxnet::cpp::SGDOptimizer</a></div><div class="ttdef"><b>Definition:</b> optimizer.h:136</div></div>
<div class="ttc" id="classmxnet_1_1cpp_1_1OpMap_html"><div class="ttname"><a href="classmxnet_1_1cpp_1_1OpMap.html">mxnet::cpp::OpMap</a></div><div class="ttdoc">OpMap instance holds a map of all the symbol creators so we can get symbol creators by name...</div><div class="ttdef"><b>Definition:</b> op_map.h:42</div></div>
<div class="ttc" id="classmxnet_1_1cpp_1_1AdamOptimizer_html"><div class="ttname"><a href="classmxnet_1_1cpp_1_1AdamOptimizer.html">mxnet::cpp::AdamOptimizer</a></div><div class="ttdef"><b>Definition:</b> optimizer.h:176</div></div>
<div class="ttc" id="op__map_8h_html"><div class="ttname"><a href="op__map_8h.html">op_map.h</a></div><div class="ttdoc">definition of OpMap </div></div>
<div class="ttc" id="classmxnet_1_1cpp_1_1Optimizer_html_a299346e9e9eacaec1009f1d73a2a3fe8"><div class="ttname"><a href="classmxnet_1_1cpp_1_1Optimizer.html#a299346e9e9eacaec1009f1d73a2a3fe8">mxnet::cpp::Optimizer::UpdateCount_</a></div><div class="ttdeci">unsigned UpdateCount_(int index)</div></div>
<div class="ttc" id="namespacemxnet_html"><div class="ttname"><a href="namespacemxnet.html">mxnet</a></div><div class="ttdoc">namespace of mxnet </div><div class="ttdef"><b>Definition:</b> api_registry.h:33</div></div>
<div class="ttc" id="classmxnet_1_1cpp_1_1Optimizer_html_a0f9555beda838a27b235ab5a3e4c13c4"><div class="ttname"><a href="classmxnet_1_1cpp_1_1Optimizer.html#a0f9555beda838a27b235ab5a3e4c13c4">mxnet::cpp::Optimizer::Optimizer</a></div><div class="ttdeci">Optimizer(unsigned begin_num_update)</div><div class="ttdoc">constructor </div></div>
<div class="ttc" id="include_2mxnet_2c__api_8h_html_aa2e96133f49cfdc1095da6cd08afbce0"><div class="ttname"><a href="include_2mxnet_2c__api_8h.html#aa2e96133f49cfdc1095da6cd08afbce0">AtomicSymbolCreator</a></div><div class="ttdeci">void * AtomicSymbolCreator</div><div class="ttdoc">handle to a function that takes param and creates symbol </div><div class="ttdef"><b>Definition:</b> c_api.h:70</div></div>
<div class="ttc" id="classmxnet_1_1cpp_1_1Optimizer_html_ac59b1ed1083ca4640cd92ca9206e148d"><div class="ttname"><a href="classmxnet_1_1cpp_1_1Optimizer.html#ac59b1ed1083ca4640cd92ca9206e148d">mxnet::cpp::Optimizer::GetType</a></div><div class="ttdeci">virtual std::string GetType() const =0</div><div class="ttdoc">get optimizer type </div></div>
<div class="ttc" id="lr__scheduler_8h_html"><div class="ttname"><a href="lr__scheduler_8h.html">lr_scheduler.h</a></div><div class="ttdoc">Scheduling learning rate. </div></div>
<div class="ttc" id="classmxnet_1_1cpp_1_1Optimizer_html_ac2ed52bd79811cddbe61bdb3387fcb7a"><div class="ttname"><a href="classmxnet_1_1cpp_1_1Optimizer.html#ac2ed52bd79811cddbe61bdb3387fcb7a">mxnet::cpp::Optimizer::begin_num_update_</a></div><div class="ttdeci">unsigned begin_num_update_</div><div class="ttdef"><b>Definition:</b> optimizer.h:114</div></div>
<div class="ttc" id="classmxnet_1_1cpp_1_1SignumOptimizer_html"><div class="ttname"><a href="classmxnet_1_1cpp_1_1SignumOptimizer.html">mxnet::cpp::SignumOptimizer</a></div><div class="ttdef"><b>Definition:</b> optimizer.h:149</div></div>
<div class="ttc" id="classmxnet_1_1cpp_1_1Optimizer_html_a1d681d2c3fe689bf9014efdd5216abf3"><div class="ttname"><a href="classmxnet_1_1cpp_1_1Optimizer.html#a1d681d2c3fe689bf9014efdd5216abf3">mxnet::cpp::Optimizer::num_update_</a></div><div class="ttdeci">unsigned num_update_</div><div class="ttdef"><b>Definition:</b> optimizer.h:114</div></div>
<div class="ttc" id="classmxnet_1_1cpp_1_1Optimizer_html"><div class="ttname"><a href="classmxnet_1_1cpp_1_1Optimizer.html">mxnet::cpp::Optimizer</a></div><div class="ttdoc">Optimizer interface. </div><div class="ttdef"><b>Definition:</b> optimizer.h:47</div></div>
<div class="ttc" id="classmxnet_1_1cpp_1_1Optimizer_html_a9b50b92bbac6f55311e3f68f0edcc656"><div class="ttname"><a href="classmxnet_1_1cpp_1_1Optimizer.html#a9b50b92bbac6f55311e3f68f0edcc656">mxnet::cpp::Optimizer::count_</a></div><div class="ttdeci">std::map&lt; int, unsigned &gt; count_</div><div class="ttdef"><b>Definition:</b> optimizer.h:113</div></div>
<div class="ttc" id="strtonum_8h_html"><div class="ttname"><a href="strtonum_8h.html">strtonum.h</a></div><div class="ttdoc">A faster implementation of strtof and strtod. </div></div>
<div class="ttc" id="classmxnet_1_1cpp_1_1AdaDeltaOptimizer_html"><div class="ttname"><a href="classmxnet_1_1cpp_1_1AdaDeltaOptimizer.html">mxnet::cpp::AdaDeltaOptimizer</a></div><div class="ttdef"><b>Definition:</b> optimizer.h:200</div></div>
<div class="ttc" id="classmxnet_1_1cpp_1_1AdaGradOptimizer_html"><div class="ttname"><a href="classmxnet_1_1cpp_1_1AdaGradOptimizer.html">mxnet::cpp::AdaGradOptimizer</a></div><div class="ttdef"><b>Definition:</b> optimizer.h:189</div></div>
<div class="ttc" id="classmxnet_1_1cpp_1_1Optimizer_html_a2a6af92b6c41ef532cd86076f25e6151"><div class="ttname"><a href="classmxnet_1_1cpp_1_1Optimizer.html#a2a6af92b6c41ef532cd86076f25e6151">mxnet::cpp::Optimizer::GetParamKeys_</a></div><div class="ttdeci">const std::vector&lt; const char * &gt; GetParamKeys_() const</div></div>
<div class="ttc" id="classmxnet_1_1cpp_1_1NDArray_html"><div class="ttname"><a href="classmxnet_1_1cpp_1_1NDArray.html">mxnet::cpp::NDArray</a></div><div class="ttdoc">NDArray interface. </div><div class="ttdef"><b>Definition:</b> ndarray.h:120</div></div>
<div class="ttc" id="classmxnet_1_1cpp_1_1Optimizer_html_a10e1a3206436b942eec0f02d96384e39"><div class="ttname"><a href="classmxnet_1_1cpp_1_1Optimizer.html#a10e1a3206436b942eec0f02d96384e39">mxnet::cpp::Optimizer::GetWD_</a></div><div class="ttdeci">float GetWD_(int index)</div></div>
<div class="ttc" id="classmxnet_1_1cpp_1_1Optimizer_html_aaff919054071b6b77e0f2b222d3b6ebe"><div class="ttname"><a href="classmxnet_1_1cpp_1_1Optimizer.html#aaff919054071b6b77e0f2b222d3b6ebe">mxnet::cpp::Optimizer::Update</a></div><div class="ttdeci">virtual void Update(int index, NDArray weight, NDArray grad)=0</div><div class="ttdoc">Update a weight with gradient. </div></div>
<div class="ttc" id="classmxnet_1_1cpp_1_1Optimizer_html_a795d498eafe40faf19722c8a1ed58670"><div class="ttname"><a href="classmxnet_1_1cpp_1_1Optimizer.html#a795d498eafe40faf19722c8a1ed58670">mxnet::cpp::Optimizer::GetParamValues_</a></div><div class="ttdeci">const std::vector&lt; const char * &gt; GetParamValues_() const</div></div>
<div class="ttc" id="classmxnet_1_1cpp_1_1Optimizer_html_ad03f167498541f5bbbbffcdecb875445"><div class="ttname"><a href="classmxnet_1_1cpp_1_1Optimizer.html#ad03f167498541f5bbbbffcdecb875445">mxnet::cpp::Optimizer::lrScheduler_</a></div><div class="ttdeci">std::unique_ptr&lt; LRScheduler &gt; lrScheduler_</div><div class="ttdef"><b>Definition:</b> optimizer.h:119</div></div>
<div class="ttc" id="namespacedmlc_html_a43a149fb880b527d393975a884255341"><div class="ttname"><a href="namespacedmlc.html#a43a149fb880b527d393975a884255341">dmlc::stof</a></div><div class="ttdeci">float stof(const std::string &amp;value, size_t *pos=nullptr)</div><div class="ttdoc">A faster implementation of stof(). See documentation of std::stof() for more information. This function will test for overflow and invalid arguments. TODO: the current version does not support hex number TODO: the current version does not handle long decimals: you may only have up to 19 digits after the decimal point, and you cannot have too many digits before the decimal point either. </div><div class="ttdef"><b>Definition:</b> strtonum.h:467</div></div>
<div class="ttc" id="classmxnet_1_1cpp_1_1OptimizerRegistry_html"><div class="ttname"><a href="classmxnet_1_1cpp_1_1OptimizerRegistry.html">mxnet::cpp::OptimizerRegistry</a></div><div class="ttdef"><b>Definition:</b> optimizer.h:124</div></div>
<div class="ttc" id="classmxnet_1_1cpp_1_1RMSPropOptimizer_html"><div class="ttname"><a href="classmxnet_1_1cpp_1_1RMSPropOptimizer.html">mxnet::cpp::RMSPropOptimizer</a></div><div class="ttdef"><b>Definition:</b> optimizer.h:163</div></div>
<div class="ttc" id="cpp-package_2include_2mxnet-cpp_2ndarray_8h_html"><div class="ttname"><a href="cpp-package_2include_2mxnet-cpp_2ndarray_8h.html">ndarray.h</a></div></div>
<div class="ttc" id="cpp-package_2include_2mxnet-cpp_2base_8h_html"><div class="ttname"><a href="cpp-package_2include_2mxnet-cpp_2base_8h.html">base.h</a></div></div>
<div class="ttc" id="classmxnet_1_1cpp_1_1Optimizer_html_ae6f4b597b1a285eb0a4d5fee4fedc2f9"><div class="ttname"><a href="classmxnet_1_1cpp_1_1Optimizer.html#ae6f4b597b1a285eb0a4d5fee4fedc2f9">mxnet::cpp::Optimizer::params_</a></div><div class="ttdeci">std::map&lt; std::string, std::string &gt; params_</div><div class="ttdef"><b>Definition:</b> optimizer.h:109</div></div>
<div class="ttc" id="classmxnet_1_1cpp_1_1Optimizer_html_afbf49dabe167d93b686985604f7db510"><div class="ttname"><a href="classmxnet_1_1cpp_1_1Optimizer.html#afbf49dabe167d93b686985604f7db510">mxnet::cpp::Optimizer::~Optimizer</a></div><div class="ttdeci">virtual ~Optimizer()</div><div class="ttdoc">destructor </div></div>
<div class="ttc" id="classmxnet_1_1cpp_1_1Optimizer_html_a3392e5d1250fa89e676bce862a14d62e"><div class="ttname"><a href="classmxnet_1_1cpp_1_1Optimizer.html#a3392e5d1250fa89e676bce862a14d62e">mxnet::cpp::Optimizer::Serialize</a></div><div class="ttdeci">std::string Serialize() const</div><div class="ttdoc">Serialize the optimizer parameters to a string. </div></div>
<div class="ttc" id="classmxnet_1_1cpp_1_1Optimizer_html_a4206a3949c453ffe570f3eb58ad9f41e"><div class="ttname"><a href="classmxnet_1_1cpp_1_1Optimizer.html#a4206a3949c453ffe570f3eb58ad9f41e">mxnet::cpp::Optimizer::SetParam</a></div><div class="ttdeci">Optimizer * SetParam(const std::string &amp;name, const T &amp;value)</div><div class="ttdoc">set config parameters </div><div class="ttdef"><b>Definition:</b> optimizer.h:70</div></div>
<div class="ttc" id="classmxnet_1_1cpp_1_1Optimizer_html_a31606655261991fa067ee7198999151f"><div class="ttname"><a href="classmxnet_1_1cpp_1_1Optimizer.html#a31606655261991fa067ee7198999151f">mxnet::cpp::Optimizer::CreateState_</a></div><div class="ttdeci">virtual void CreateState_(int index, NDArray weight)</div></div>
<div class="ttc" id="classmxnet_1_1cpp_1_1Optimizer_html_abfc49efe03b65b06ae351f347dddc058"><div class="ttname"><a href="classmxnet_1_1cpp_1_1Optimizer.html#abfc49efe03b65b06ae351f347dddc058">mxnet::cpp::Optimizer::op_map</a></div><div class="ttdeci">static OpMap *&amp; op_map()</div></div>
<div class="ttc" id="namespacemxnet_1_1cpp_html_a16a22578671e5ebcf8addb2275c317bc"><div class="ttname"><a href="namespacemxnet_1_1cpp.html#a16a22578671e5ebcf8addb2275c317bc">mxnet::cpp::OptimizerCreator</a></div><div class="ttdeci">std::function&lt; Optimizer *()&gt; OptimizerCreator</div><div class="ttdef"><b>Definition:</b> optimizer.h:122</div></div>
<div class="ttc" id="classmxnet_1_1cpp_1_1Optimizer_html_ad59fa81da353fa992709fe95f64327c6"><div class="ttname"><a href="classmxnet_1_1cpp_1_1Optimizer.html#ad59fa81da353fa992709fe95f64327c6">mxnet::cpp::Optimizer::SetLRScheduler</a></div><div class="ttdeci">Optimizer * SetLRScheduler(std::unique_ptr&lt; LRScheduler &gt; lrScheduler)</div><div class="ttdef"><b>Definition:</b> optimizer.h:84</div></div>
<div class="ttc" id="classmxnet_1_1cpp_1_1Optimizer_html_a37513a5bd944855133a97c2aa17d6f27"><div class="ttname"><a href="classmxnet_1_1cpp_1_1Optimizer.html#a37513a5bd944855133a97c2aa17d6f27">mxnet::cpp::Optimizer::GetLR_</a></div><div class="ttdeci">float GetLR_(int index)</div></div>
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