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<a href="cf_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> </div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#ifndef MLPACK_METHODS_CF_CF_HPP</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor">#define MLPACK_METHODS_CF_CF_HPP</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> </div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#include <<a class="code" href="prereqs_8hpp.html">mlpack/prereqs.hpp</a>></span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor">#include <<a class="code" href="neighbor__search_8hpp.html">mlpack/methods/neighbor_search/neighbor_search.hpp</a>></span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#include <<a class="code" href="amf_8hpp.html">mlpack/methods/amf/amf.hpp</a>></span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#include <<a class="code" href="nmf__als_8hpp.html">mlpack/methods/amf/update_rules/nmf_als.hpp</a>></span></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#include <<a class="code" href="simple__residue__termination_8hpp.html">mlpack/methods/amf/termination_policies/simple_residue_termination.hpp</a>></span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include <set></span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include <map></span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include <iostream></span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> </div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="keyword">namespace </span><a class="code" href="namespacemlpack.html">mlpack</a> {</div><div class="line"><a name="l00029"></a><span class="lineno"><a class="line" href="namespacemlpack_1_1cf.html"> 29</a></span> <span class="keyword">namespace </span>cf {</div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> </div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="keyword">template</span><<span class="keyword">typename</span> FactorizerType></div><div class="line"><a name="l00039"></a><span class="lineno"><a class="line" href="structmlpack_1_1cf_1_1FactorizerTraits.html"> 39</a></span> <span class="keyword">struct </span><a class="code" href="structmlpack_1_1cf_1_1FactorizerTraits.html">FactorizerTraits</a></div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> {</div><div class="line"><a name="l00045"></a><span class="lineno"><a class="line" href="structmlpack_1_1cf_1_1FactorizerTraits.html#a743e4a7898ba755119696a21fae0d2a1"> 45</a></span>  <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">bool</span> <a class="code" href="structmlpack_1_1cf_1_1FactorizerTraits.html#a743e4a7898ba755119696a21fae0d2a1">UsesCoordinateList</a> = <span class="keyword">false</span>;</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span> };</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span> </div><div class="line"><a name="l00080"></a><span class="lineno"><a class="line" href="classmlpack_1_1cf_1_1CF.html"> 80</a></span> <span class="keyword">class </span><a class="code" href="classmlpack_1_1cf_1_1CF.html">CF</a></div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span> {</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <a class="code" href="classmlpack_1_1cf_1_1CF.html">CF</a>(<span class="keyword">const</span> <span class="keywordtype">size_t</span> numUsersForSimilarity = 5,</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="keyword">const</span> <span class="keywordtype">size_t</span> rank = 0);</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span> </div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <span class="keyword">template</span><<span class="keyword">typename</span> FactorizerType = amf::NMFALSFactorizer></div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <a class="code" href="classmlpack_1_1cf_1_1CF.html">CF</a>(<span class="keyword">const</span> arma::mat& data,</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  FactorizerType factorizer = FactorizerType(),</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="keyword">const</span> <span class="keywordtype">size_t</span> numUsersForSimilarity = 5,</div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="keyword">const</span> <span class="keywordtype">size_t</span> rank = 0);</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span> </div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="keyword">template</span><<span class="keyword">typename</span> FactorizerType = amf::NMFALSFactorizer></div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <a class="code" href="classmlpack_1_1cf_1_1CF.html">CF</a>(<span class="keyword">const</span> arma::sp_mat& data,</div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  FactorizerType factorizer = FactorizerType(),</div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  <span class="keyword">const</span> <span class="keywordtype">size_t</span> numUsersForSimilarity = 5,</div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <span class="keyword">const</span> <span class="keywordtype">size_t</span> rank = 0,</div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  <span class="keyword">const</span> <span class="keyword">typename</span> <a class="code" href="namespacestd.html#ac774dbdf8ae769197167b2a8273462fc">std::enable_if_t</a><</div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  !<a class="code" href="structmlpack_1_1cf_1_1FactorizerTraits.html">FactorizerTraits<FactorizerType>::UsesCoordinateList</a>>* = 0);</div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span> </div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <span class="keyword">template</span><<span class="keyword">typename</span> FactorizerType = amf::NMFALSFactorizer></div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="keywordtype">void</span> Train(<span class="keyword">const</span> arma::mat& data,</div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  FactorizerType factorizer = FactorizerType());</div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span> </div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <span class="keyword">template</span><<span class="keyword">typename</span> FactorizerType = amf::NMFALSFactorizer></div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  <span class="keywordtype">void</span> Train(<span class="keyword">const</span> arma::sp_mat& data,</div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  FactorizerType factorizer = FactorizerType(),</div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="keyword">const</span> <span class="keyword">typename</span> <a class="code" href="namespacestd.html#ac774dbdf8ae769197167b2a8273462fc">std::enable_if_t</a><</div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  !<a class="code" href="structmlpack_1_1cf_1_1FactorizerTraits.html">FactorizerTraits<FactorizerType>::UsesCoordinateList</a>>* = 0);</div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span> </div><div class="line"><a name="l00165"></a><span class="lineno"><a class="line" href="classmlpack_1_1cf_1_1CF.html#a0077bbf91567fd19392a27c44b600633"> 165</a></span>  <span class="keywordtype">void</span> <a class="code" href="classmlpack_1_1cf_1_1CF.html#a0077bbf91567fd19392a27c44b600633">NumUsersForSimilarity</a>(<span class="keyword">const</span> <span class="keywordtype">size_t</span> num)</div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  {</div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <span class="keywordflow">if</span> (num < 1)</div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  {</div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  <a class="code" href="classmlpack_1_1Log.html#abbf3c5ac36654c0a8f17be3549388b38">Log::Warn</a> << <span class="stringliteral">"CF::NumUsersForSimilarity(): invalid value (< 1) "</span></div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <span class="stringliteral">"ignored."</span> << std::endl;</div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <span class="keywordflow">return</span>;</div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  }</div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  this->numUsersForSimilarity = num;</div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  }</div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span> </div><div class="line"><a name="l00177"></a><span class="lineno"><a class="line" href="classmlpack_1_1cf_1_1CF.html#afd989e7380c9e5209bdd81b207c5f3fa"> 177</a></span>  <span class="keywordtype">size_t</span> <a class="code" href="classmlpack_1_1cf_1_1CF.html#afd989e7380c9e5209bdd81b207c5f3fa">NumUsersForSimilarity</a>()<span class="keyword"> const</span></div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span> <span class="keyword"> </span>{</div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <span class="keywordflow">return</span> numUsersForSimilarity;</div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  }</div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span> </div><div class="line"><a name="l00183"></a><span class="lineno"><a class="line" href="classmlpack_1_1cf_1_1CF.html#ab74fd3fd9d29c8cac7fd773f3bcf6555"> 183</a></span>  <span class="keywordtype">void</span> <a class="code" href="classmlpack_1_1cf_1_1CF.html#ab74fd3fd9d29c8cac7fd773f3bcf6555">Rank</a>(<span class="keyword">const</span> <span class="keywordtype">size_t</span> rankValue)</div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  {</div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  this->rank = rankValue;</div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  }</div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span> </div><div class="line"><a name="l00189"></a><span class="lineno"><a class="line" href="classmlpack_1_1cf_1_1CF.html#a37871ff8c6c6cc94f6fecfaa3ba8b05d"> 189</a></span>  <span class="keywordtype">size_t</span> <a class="code" href="classmlpack_1_1cf_1_1CF.html#a37871ff8c6c6cc94f6fecfaa3ba8b05d">Rank</a>()<span class="keyword"> const</span></div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span> <span class="keyword"> </span>{</div><div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  <span class="keywordflow">return</span> rank;</div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  }</div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span> </div><div class="line"><a name="l00195"></a><span class="lineno"><a class="line" href="classmlpack_1_1cf_1_1CF.html#abb5a7d4887a68c7551807464ffcc4175"> 195</a></span>  <span class="keyword">const</span> arma::mat& <a class="code" href="classmlpack_1_1cf_1_1CF.html#abb5a7d4887a68c7551807464ffcc4175">W</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> w; }</div><div class="line"><a name="l00197"></a><span class="lineno"><a class="line" href="classmlpack_1_1cf_1_1CF.html#a1f168b756723bc158997ec26332128b7"> 197</a></span>  <span class="keyword">const</span> arma::mat& <a class="code" href="classmlpack_1_1cf_1_1CF.html#a1f168b756723bc158997ec26332128b7">H</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> h; }</div><div class="line"><a name="l00199"></a><span class="lineno"><a class="line" href="classmlpack_1_1cf_1_1CF.html#ad45412f766fd70deae43b398430c0c70"> 199</a></span>  <span class="keyword">const</span> arma::sp_mat& <a class="code" href="classmlpack_1_1cf_1_1CF.html#ad45412f766fd70deae43b398430c0c70">CleanedData</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> cleanedData; }</div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span> </div><div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  <span class="keywordtype">void</span> GetRecommendations(<span class="keyword">const</span> <span class="keywordtype">size_t</span> numRecs,</div><div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  arma::Mat<size_t>& recommendations);</div><div class="line"><a name="l00209"></a><span class="lineno"> 209</span> </div><div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  <span class="keywordtype">void</span> GetRecommendations(<span class="keyword">const</span> <span class="keywordtype">size_t</span> numRecs,</div><div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  arma::Mat<size_t>& recommendations,</div><div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  <span class="keyword">const</span> arma::Col<size_t>& users);</div><div class="line"><a name="l00220"></a><span class="lineno"> 220</span> </div><div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  <span class="keyword">static</span> <span class="keywordtype">void</span> CleanData(<span class="keyword">const</span> arma::mat& data, arma::sp_mat& cleanedData);</div><div class="line"><a name="l00223"></a><span class="lineno"> 223</span> </div><div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  <span class="keywordtype">double</span> Predict(<span class="keyword">const</span> <span class="keywordtype">size_t</span> user, <span class="keyword">const</span> <span class="keywordtype">size_t</span> item) <span class="keyword">const</span>;</div><div class="line"><a name="l00231"></a><span class="lineno"> 231</span> </div><div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  <span class="keywordtype">void</span> Predict(<span class="keyword">const</span> arma::Mat<size_t>& combinations,</div><div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  arma::vec& predictions) <span class="keyword">const</span>;</div><div class="line"><a name="l00246"></a><span class="lineno"> 246</span> </div><div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  <span class="keyword">template</span><<span class="keyword">typename</span> Archive></div><div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  <span class="keywordtype">void</span> Serialize(Archive& 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="l00252"></a><span class="lineno"> 252</span> </div><div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  <span class="keyword">private</span>:</div><div class="line"><a name="l00255"></a><span class="lineno"><a class="line" href="classmlpack_1_1cf_1_1CF.html#a61d6d860984a5d012d10d1f16cec5e98"> 255</a></span>  <span class="keywordtype">size_t</span> <a class="code" href="classmlpack_1_1cf_1_1CF.html#a61d6d860984a5d012d10d1f16cec5e98">numUsersForSimilarity</a>;</div><div class="line"><a name="l00257"></a><span class="lineno"><a class="line" href="classmlpack_1_1cf_1_1CF.html#aee8c0fc0008741132316a422eb4357c2"> 257</a></span>  <span class="keywordtype">size_t</span> <a class="code" href="classmlpack_1_1cf_1_1CF.html#aee8c0fc0008741132316a422eb4357c2">rank</a>;</div><div class="line"><a name="l00259"></a><span class="lineno"><a class="line" href="classmlpack_1_1cf_1_1CF.html#ab042e5fd412d335ac462f9f0f8445975"> 259</a></span>  arma::mat <a class="code" href="classmlpack_1_1cf_1_1CF.html#ab042e5fd412d335ac462f9f0f8445975">w</a>;</div><div class="line"><a name="l00261"></a><span class="lineno"><a class="line" href="classmlpack_1_1cf_1_1CF.html#a69afa043f85f8142fc8d4516dad21c3d"> 261</a></span>  arma::mat <a class="code" href="classmlpack_1_1cf_1_1CF.html#a69afa043f85f8142fc8d4516dad21c3d">h</a>;</div><div class="line"><a name="l00263"></a><span class="lineno"><a class="line" href="classmlpack_1_1cf_1_1CF.html#a1ecb77b22bae1edeab4020cbe669e9f7"> 263</a></span>  arma::sp_mat <a class="code" href="classmlpack_1_1cf_1_1CF.html#a1ecb77b22bae1edeab4020cbe669e9f7">cleanedData</a>;</div><div class="line"><a name="l00264"></a><span class="lineno"> 264</span> </div><div class="line"><a name="l00266"></a><span class="lineno"><a class="line" href="classmlpack_1_1cf_1_1CF.html#a91246d2c0be1f78414e4c842b317456f"> 266</a></span>  <span class="keyword">typedef</span> std::pair<double, size_t> <a class="code" href="classmlpack_1_1cf_1_1CF.html#a91246d2c0be1f78414e4c842b317456f">Candidate</a>;</div><div class="line"><a name="l00267"></a><span class="lineno"> 267</span> </div><div class="line"><a name="l00269"></a><span class="lineno"><a class="line" href="structmlpack_1_1cf_1_1CF_1_1CandidateCmp.html"> 269</a></span>  <span class="keyword">struct </span><a class="code" href="structmlpack_1_1cf_1_1CF_1_1CandidateCmp.html">CandidateCmp</a> {</div><div class="line"><a name="l00270"></a><span class="lineno"><a class="line" href="structmlpack_1_1cf_1_1CF_1_1CandidateCmp.html#a9f499763c2577b9c9dbafe384f6fe7f2"> 270</a></span>  <span class="keywordtype">bool</span> <a class="code" href="structmlpack_1_1cf_1_1CF_1_1CandidateCmp.html#a9f499763c2577b9c9dbafe384f6fe7f2">operator()</a>(<span class="keyword">const</span> Candidate& c1, <span class="keyword">const</span> Candidate& c2)</div><div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  {</div><div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  <span class="keywordflow">return</span> c1.first > c2.first;</div><div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  };</div><div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  };</div><div class="line"><a name="l00275"></a><span class="lineno"> 275</span> }; <span class="comment">// class CF</span></div><div class="line"><a name="l00276"></a><span class="lineno"> 276</span> </div><div class="line"><a name="l00277"></a><span class="lineno"> 277</span> } <span class="comment">// namespace cf</span></div><div class="line"><a name="l00278"></a><span class="lineno"> 278</span> } <span class="comment">// namespace mlpack</span></div><div class="line"><a name="l00279"></a><span class="lineno"> 279</span> </div><div class="line"><a name="l00280"></a><span class="lineno"> 280</span> <span class="comment">// Include implementation of templated functions.</span></div><div class="line"><a name="l00281"></a><span class="lineno"> 281</span> <span class="preprocessor">#include "cf_impl.hpp"</span></div><div class="line"><a name="l00282"></a><span class="lineno"> 282</span> </div><div class="line"><a name="l00283"></a><span class="lineno"> 283</span> <span class="preprocessor">#endif</span></div><div class="ttc" id="classmlpack_1_1cf_1_1CF_html_ad45412f766fd70deae43b398430c0c70"><div class="ttname"><a href="classmlpack_1_1cf_1_1CF.html#ad45412f766fd70deae43b398430c0c70">mlpack::cf::CF::CleanedData</a></div><div class="ttdeci">const arma::sp_mat & CleanedData() const </div><div class="ttdoc">Get the cleaned data matrix. </div><div class="ttdef"><b>Definition:</b> <a href="cf_8hpp_source.html#l00199">cf.hpp:199</a></div></div>
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<div class="ttc" id="classmlpack_1_1cf_1_1CF_html_a1ecb77b22bae1edeab4020cbe669e9f7"><div class="ttname"><a href="classmlpack_1_1cf_1_1CF.html#a1ecb77b22bae1edeab4020cbe669e9f7">mlpack::cf::CF::cleanedData</a></div><div class="ttdeci">arma::sp_mat cleanedData</div><div class="ttdoc">Cleaned data matrix. </div><div class="ttdef"><b>Definition:</b> <a href="cf_8hpp_source.html#l00263">cf.hpp:263</a></div></div>
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<div class="ttc" id="classmlpack_1_1cf_1_1CF_html_afd989e7380c9e5209bdd81b207c5f3fa"><div class="ttname"><a href="classmlpack_1_1cf_1_1CF.html#afd989e7380c9e5209bdd81b207c5f3fa">mlpack::cf::CF::NumUsersForSimilarity</a></div><div class="ttdeci">size_t NumUsersForSimilarity() const </div><div class="ttdoc">Gets number of users for calculating similarity. </div><div class="ttdef"><b>Definition:</b> <a href="cf_8hpp_source.html#l00177">cf.hpp:177</a></div></div>
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<div class="ttc" id="classmlpack_1_1cf_1_1CF_html_aee8c0fc0008741132316a422eb4357c2"><div class="ttname"><a href="classmlpack_1_1cf_1_1CF.html#aee8c0fc0008741132316a422eb4357c2">mlpack::cf::CF::rank</a></div><div class="ttdeci">size_t rank</div><div class="ttdoc">Rank used for matrix factorization. </div><div class="ttdef"><b>Definition:</b> <a href="cf_8hpp_source.html#l00257">cf.hpp:257</a></div></div>
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<div class="ttc" id="simple__residue__termination_8hpp_html"><div class="ttname"><a href="simple__residue__termination_8hpp.html">simple_residue_termination.hpp</a></div></div>
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<div class="ttc" id="classmlpack_1_1cf_1_1CF_html_a37871ff8c6c6cc94f6fecfaa3ba8b05d"><div class="ttname"><a href="classmlpack_1_1cf_1_1CF.html#a37871ff8c6c6cc94f6fecfaa3ba8b05d">mlpack::cf::CF::Rank</a></div><div class="ttdeci">size_t Rank() const </div><div class="ttdoc">Gets rank parameter for matrix factorization. </div><div class="ttdef"><b>Definition:</b> <a href="cf_8hpp_source.html#l00189">cf.hpp:189</a></div></div>
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<div class="ttc" id="amf_8hpp_html"><div class="ttname"><a href="amf_8hpp.html">amf.hpp</a></div></div>
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<div class="ttc" id="classmlpack_1_1cf_1_1CF_html_abb5a7d4887a68c7551807464ffcc4175"><div class="ttname"><a href="classmlpack_1_1cf_1_1CF.html#abb5a7d4887a68c7551807464ffcc4175">mlpack::cf::CF::W</a></div><div class="ttdeci">const arma::mat & W() const </div><div class="ttdoc">Get the User Matrix. </div><div class="ttdef"><b>Definition:</b> <a href="cf_8hpp_source.html#l00195">cf.hpp:195</a></div></div>
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<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>
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<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>
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<div class="ttc" id="structmlpack_1_1cf_1_1CF_1_1CandidateCmp_html"><div class="ttname"><a href="structmlpack_1_1cf_1_1CF_1_1CandidateCmp.html">mlpack::cf::CF::CandidateCmp</a></div><div class="ttdoc">Compare two candidates based on the value. </div><div class="ttdef"><b>Definition:</b> <a href="cf_8hpp_source.html#l00269">cf.hpp:269</a></div></div>
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<div class="ttc" id="classmlpack_1_1cf_1_1CF_html_a69afa043f85f8142fc8d4516dad21c3d"><div class="ttname"><a href="classmlpack_1_1cf_1_1CF.html#a69afa043f85f8142fc8d4516dad21c3d">mlpack::cf::CF::h</a></div><div class="ttdeci">arma::mat h</div><div class="ttdoc">Item matrix. </div><div class="ttdef"><b>Definition:</b> <a href="cf_8hpp_source.html#l00261">cf.hpp:261</a></div></div>
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<div class="ttc" id="structmlpack_1_1cf_1_1CF_1_1CandidateCmp_html_a9f499763c2577b9c9dbafe384f6fe7f2"><div class="ttname"><a href="structmlpack_1_1cf_1_1CF_1_1CandidateCmp.html#a9f499763c2577b9c9dbafe384f6fe7f2">mlpack::cf::CF::CandidateCmp::operator()</a></div><div class="ttdeci">bool operator()(const Candidate &c1, const Candidate &c2)</div><div class="ttdef"><b>Definition:</b> <a href="cf_8hpp_source.html#l00270">cf.hpp:270</a></div></div>
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<div class="ttc" id="classmlpack_1_1Log_html_abbf3c5ac36654c0a8f17be3549388b38"><div class="ttname"><a href="classmlpack_1_1Log.html#abbf3c5ac36654c0a8f17be3549388b38">mlpack::Log::Warn</a></div><div class="ttdeci">static MLPACK_EXPORT util::PrefixedOutStream Warn</div><div class="ttdoc">Prints warning messages prefixed with [WARN ]. </div><div class="ttdef"><b>Definition:</b> <a href="log_8hpp_source.html#l00087">log.hpp:87</a></div></div>
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<div class="ttc" id="structmlpack_1_1cf_1_1FactorizerTraits_html_a743e4a7898ba755119696a21fae0d2a1"><div class="ttname"><a href="structmlpack_1_1cf_1_1FactorizerTraits.html#a743e4a7898ba755119696a21fae0d2a1">mlpack::cf::FactorizerTraits::UsesCoordinateList</a></div><div class="ttdeci">static const bool UsesCoordinateList</div><div class="ttdoc">If true, then the passed data matrix is used for factorizer.Apply(). </div><div class="ttdef"><b>Definition:</b> <a href="cf_8hpp_source.html#l00045">cf.hpp:45</a></div></div>
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<div class="ttc" id="classmlpack_1_1cf_1_1CF_html_a0077bbf91567fd19392a27c44b600633"><div class="ttname"><a href="classmlpack_1_1cf_1_1CF.html#a0077bbf91567fd19392a27c44b600633">mlpack::cf::CF::NumUsersForSimilarity</a></div><div class="ttdeci">void NumUsersForSimilarity(const size_t num)</div><div class="ttdoc">Sets number of users for calculating similarity. </div><div class="ttdef"><b>Definition:</b> <a href="cf_8hpp_source.html#l00165">cf.hpp:165</a></div></div>
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<div class="ttc" id="classmlpack_1_1cf_1_1CF_html_a1f168b756723bc158997ec26332128b7"><div class="ttname"><a href="classmlpack_1_1cf_1_1CF.html#a1f168b756723bc158997ec26332128b7">mlpack::cf::CF::H</a></div><div class="ttdeci">const arma::mat & H() const </div><div class="ttdoc">Get the Item Matrix. </div><div class="ttdef"><b>Definition:</b> <a href="cf_8hpp_source.html#l00197">cf.hpp:197</a></div></div>
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<div class="ttc" id="classmlpack_1_1cf_1_1CF_html_ab042e5fd412d335ac462f9f0f8445975"><div class="ttname"><a href="classmlpack_1_1cf_1_1CF.html#ab042e5fd412d335ac462f9f0f8445975">mlpack::cf::CF::w</a></div><div class="ttdeci">arma::mat w</div><div class="ttdoc">User matrix. </div><div class="ttdef"><b>Definition:</b> <a href="cf_8hpp_source.html#l00259">cf.hpp:259</a></div></div>
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<div class="ttc" id="classmlpack_1_1cf_1_1CF_html_a61d6d860984a5d012d10d1f16cec5e98"><div class="ttname"><a href="classmlpack_1_1cf_1_1CF.html#a61d6d860984a5d012d10d1f16cec5e98">mlpack::cf::CF::numUsersForSimilarity</a></div><div class="ttdeci">size_t numUsersForSimilarity</div><div class="ttdoc">Number of users for similarity. </div><div class="ttdef"><b>Definition:</b> <a href="cf_8hpp_source.html#l00255">cf.hpp:255</a></div></div>
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<div class="ttc" id="classmlpack_1_1cf_1_1CF_html_a91246d2c0be1f78414e4c842b317456f"><div class="ttname"><a href="classmlpack_1_1cf_1_1CF.html#a91246d2c0be1f78414e4c842b317456f">mlpack::cf::CF::Candidate</a></div><div class="ttdeci">std::pair< double, size_t > Candidate</div><div class="ttdoc">Candidate represents a possible recommendation (value, item). </div><div class="ttdef"><b>Definition:</b> <a href="cf_8hpp_source.html#l00266">cf.hpp:266</a></div></div>
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<div class="ttc" id="structmlpack_1_1cf_1_1FactorizerTraits_html"><div class="ttname"><a href="structmlpack_1_1cf_1_1FactorizerTraits.html">mlpack::cf::FactorizerTraits</a></div><div class="ttdoc">Template class for factorizer traits. </div><div class="ttdef"><b>Definition:</b> <a href="cf_8hpp_source.html#l00039">cf.hpp:39</a></div></div>
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<div class="ttc" id="classmlpack_1_1cf_1_1CF_html_ab74fd3fd9d29c8cac7fd773f3bcf6555"><div class="ttname"><a href="classmlpack_1_1cf_1_1CF.html#ab74fd3fd9d29c8cac7fd773f3bcf6555">mlpack::cf::CF::Rank</a></div><div class="ttdeci">void Rank(const size_t rankValue)</div><div class="ttdoc">Sets rank parameter for matrix factorization. </div><div class="ttdef"><b>Definition:</b> <a href="cf_8hpp_source.html#l00183">cf.hpp:183</a></div></div>
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<div class="ttc" id="nmf__als_8hpp_html"><div class="ttname"><a href="nmf__als_8hpp.html">nmf_als.hpp</a></div></div>
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<div class="ttc" id="classmlpack_1_1cf_1_1CF_html"><div class="ttname"><a href="classmlpack_1_1cf_1_1CF.html">mlpack::cf::CF</a></div><div class="ttdoc">This class implements Collaborative Filtering (CF). </div><div class="ttdef"><b>Definition:</b> <a href="cf_8hpp_source.html#l00080">cf.hpp:80</a></div></div>
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<div class="ttc" id="neighbor__search_8hpp_html"><div class="ttname"><a href="neighbor__search_8hpp.html">neighbor_search.hpp</a></div></div>
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<div class="ttc" id="namespacestd_html_ac774dbdf8ae769197167b2a8273462fc"><div class="ttname"><a href="namespacestd.html#ac774dbdf8ae769197167b2a8273462fc">std::enable_if_t</a></div><div class="ttdeci">typename enable_if< B, T >::type enable_if_t</div><div class="ttdef"><b>Definition:</b> <a href="prereqs_8hpp_source.html#l00059">prereqs.hpp:59</a></div></div>
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