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| <div class="title">spatial_unpool.h</div> </div> |
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| <a href="spatial__unpool_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> <span class="comment">/*</span></div> |
| <div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <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> <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> <span class="comment"> * distributed with this work for additional information</span></div> |
| <div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <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> <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> <span class="comment"> * "License"); you may not use this file except in compliance</span></div> |
| <div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <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> <span class="comment"> *</span></div> |
| <div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <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> <span class="comment"> *</span></div> |
| <div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <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> <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> <span class="comment"> * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</span></div> |
| <div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <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> <span class="comment"> * specific language governing permissions and limitations</span></div> |
| <div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> * under the License.</span></div> |
| <div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> */</span></div> |
| <div class="line"><a name="l00019"></a><span class="lineno"> 19</span>  </div> |
| <div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#ifndef MSHADOW_EXTENSION_SPATIAL_UNPOOL_H_</span></div> |
| <div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#define MSHADOW_EXTENSION_SPATIAL_UNPOOL_H_</span></div> |
| <div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include <algorithm></span></div> |
| <div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#include "../extension.h"</span></div> |
| <div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="keyword">namespace </span><a class="code" href="namespacemshadow.html">mshadow</a> {</div> |
| <div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="keyword">namespace </span>expr {</div> |
| <div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="keyword">template</span><<span class="keyword">typename</span> Reducer, <span class="keyword">typename</span> SrcExp, <span class="keyword">typename</span> DType, <span class="keywordtype">int</span> srcdim></div> |
| <div class="line"><a name="l00039"></a><span class="lineno"><a class="line" href="structmshadow_1_1expr_1_1UnPoolingExp.html"> 39</a></span> <span class="keyword">struct </span><a class="code" href="structmshadow_1_1expr_1_1UnPoolingExp.html">UnPoolingExp</a>:</div> |
| <div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <span class="keyword">public</span> <a class="code" href="structmshadow_1_1expr_1_1MakeTensorExp.html">MakeTensorExp</a><UnPoolingExp<Reducer, SrcExp, DType, srcdim>,</div> |
| <div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  SrcExp, srcdim, DType> {</div> |
| <div class="line"><a name="l00043"></a><span class="lineno"><a class="line" href="structmshadow_1_1expr_1_1UnPoolingExp.html#aef5206bf70ed1409be16dd453ad52e58"> 43</a></span>  <span class="keyword">const</span> SrcExp &<a class="code" href="structmshadow_1_1expr_1_1UnPoolingExp.html#aef5206bf70ed1409be16dd453ad52e58">data_src_</a>;</div> |
| <div class="line"><a name="l00045"></a><span class="lineno"><a class="line" href="structmshadow_1_1expr_1_1UnPoolingExp.html#ad89c2ab870fff335d58238d310d41ce0"> 45</a></span>  <span class="keyword">const</span> SrcExp &<a class="code" href="structmshadow_1_1expr_1_1UnPoolingExp.html#ad89c2ab870fff335d58238d310d41ce0">data_pooled_</a>;</div> |
| <div class="line"><a name="l00047"></a><span class="lineno"><a class="line" href="structmshadow_1_1expr_1_1UnPoolingExp.html#a12bafa72db1235aa17ec36433fdc122f"> 47</a></span>  <span class="keyword">const</span> SrcExp &<a class="code" href="structmshadow_1_1expr_1_1UnPoolingExp.html#a12bafa72db1235aa17ec36433fdc122f">grad_pooled_</a>;</div> |
| <div class="line"><a name="l00049"></a><span class="lineno"><a class="line" href="structmshadow_1_1expr_1_1UnPoolingExp.html#ad862c29476b4a7fcd1be5ea94f1123ba"> 49</a></span>  <a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> <a class="code" href="structmshadow_1_1expr_1_1UnPoolingExp.html#ad862c29476b4a7fcd1be5ea94f1123ba">pshape_y_</a>;</div> |
| <div class="line"><a name="l00051"></a><span class="lineno"><a class="line" href="structmshadow_1_1expr_1_1UnPoolingExp.html#ad27fbbad4647e70327be07a6381d50be"> 51</a></span>  <a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> <a class="code" href="structmshadow_1_1expr_1_1UnPoolingExp.html#ad27fbbad4647e70327be07a6381d50be">pshape_x_</a>;</div> |
| <div class="line"><a name="l00053"></a><span class="lineno"><a class="line" href="structmshadow_1_1expr_1_1UnPoolingExp.html#a67f46862decc531c798c8450d35343e7"> 53</a></span>  <a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> <a class="code" href="structmshadow_1_1expr_1_1UnPoolingExp.html#a67f46862decc531c798c8450d35343e7">ksize_y_</a>;</div> |
| <div class="line"><a name="l00055"></a><span class="lineno"><a class="line" href="structmshadow_1_1expr_1_1UnPoolingExp.html#a7435e0da28c1fbe35fa80bf059ffff0b"> 55</a></span>  <a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> <a class="code" href="structmshadow_1_1expr_1_1UnPoolingExp.html#a7435e0da28c1fbe35fa80bf059ffff0b">ksize_x_</a>;</div> |
| <div class="line"><a name="l00057"></a><span class="lineno"><a class="line" href="structmshadow_1_1expr_1_1UnPoolingExp.html#ac685c3ca02f4ec7a3286aef88fc8ec84"> 57</a></span>  <a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> <a class="code" href="structmshadow_1_1expr_1_1UnPoolingExp.html#ac685c3ca02f4ec7a3286aef88fc8ec84">kstride_y_</a>;</div> |
| <div class="line"><a name="l00059"></a><span class="lineno"><a class="line" href="structmshadow_1_1expr_1_1UnPoolingExp.html#a237e0616f775e80e52f2f45fa19c0690"> 59</a></span>  <a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> <a class="code" href="structmshadow_1_1expr_1_1UnPoolingExp.html#a237e0616f775e80e52f2f45fa19c0690">kstride_x_</a>;</div> |
| <div class="line"><a name="l00061"></a><span class="lineno"><a class="line" href="structmshadow_1_1expr_1_1UnPoolingExp.html#a5b2ffb45ec06319d5fd5a836e0b241c5"> 61</a></span>  <a class="code" href="structmshadow_1_1expr_1_1UnPoolingExp.html#a5b2ffb45ec06319d5fd5a836e0b241c5">UnPoolingExp</a>(<span class="keyword">const</span> SrcExp &data_src,</div> |
| <div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keyword">const</span> SrcExp &data_pooled,</div> |
| <div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="keyword">const</span> SrcExp &grad_pooled,</div> |
| <div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> ksize_y, <a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> ksize_x, <a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> kstride_y, <a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> kstride_x)</div> |
| <div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  : <a class="code" href="structmshadow_1_1expr_1_1UnPoolingExp.html#aef5206bf70ed1409be16dd453ad52e58">data_src_</a>(data_src), <a class="code" href="structmshadow_1_1expr_1_1UnPoolingExp.html#ad89c2ab870fff335d58238d310d41ce0">data_pooled_</a>(data_pooled),</div> |
| <div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <a class="code" href="structmshadow_1_1expr_1_1UnPoolingExp.html#a12bafa72db1235aa17ec36433fdc122f">grad_pooled_</a>(grad_pooled),</div> |
| <div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <a class="code" href="structmshadow_1_1expr_1_1UnPoolingExp.html#a67f46862decc531c798c8450d35343e7">ksize_y_</a>(ksize_y), <a class="code" href="structmshadow_1_1expr_1_1UnPoolingExp.html#a7435e0da28c1fbe35fa80bf059ffff0b">ksize_x_</a>(ksize_x),</div> |
| <div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <a class="code" href="structmshadow_1_1expr_1_1UnPoolingExp.html#ac685c3ca02f4ec7a3286aef88fc8ec84">kstride_y_</a>(kstride_y), <a class="code" href="structmshadow_1_1expr_1_1UnPoolingExp.html#a237e0616f775e80e52f2f45fa19c0690">kstride_x_</a>(kstride_x) {</div> |
| <div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <a class="code" href="structmshadow_1_1Shape.html">Shape<srcdim></a> pshape = <a class="code" href="structmshadow_1_1expr_1_1ShapeCheck.html#af44e6a3b97cf3b245bc1b7ad4cacb306">ShapeCheck<srcdim, SrcExp>::Check</a>(grad_pooled);</div> |
| <div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <span class="keyword">typedef</span> <a class="code" href="structmshadow_1_1expr_1_1ShapeCheck.html">ShapeCheck<srcdim, SrcExp></a> ShapeCheckSrcDimSrcExp;</div> |
| <div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  CHECK_EQ(pshape, ShapeCheckSrcDimSrcExp::Check(data_pooled))</div> |
| <div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  << <span class="stringliteral">"UnPoolingExp: pooled shape mismatch"</span>;</div> |
| <div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <a class="code" href="structmshadow_1_1Shape.html">Shape<srcdim></a> sshape = <a class="code" href="structmshadow_1_1expr_1_1ShapeCheck.html#af44e6a3b97cf3b245bc1b7ad4cacb306">ShapeCheck<srcdim, SrcExp>::Check</a>(data_src);</div> |
| <div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> k = 0; k < srcdim - 2; ++k) {</div> |
| <div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  CHECK_EQ(pshape[k], sshape[k]) << <span class="stringliteral">"UnPoolingExp: pool and src shape mismatch"</span>;</div> |
| <div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  }</div> |
| <div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <a class="code" href="structmshadow_1_1expr_1_1UnPoolingExp.html#ad27fbbad4647e70327be07a6381d50be">pshape_x_</a> = pshape[srcdim - 1];</div> |
| <div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <a class="code" href="structmshadow_1_1expr_1_1UnPoolingExp.html#ad862c29476b4a7fcd1be5ea94f1123ba">pshape_y_</a> = pshape[srcdim - 2];</div> |
| <div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  this-><a class="code" href="structmshadow_1_1expr_1_1MakeTensorExp.html#a2a2f9b6b828035ea38bfb8620db42a82">shape_</a> = sshape;</div> |
| <div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  }</div> |
| <div class="line"><a name="l00081"></a><span class="lineno"> 81</span> };</div> |
| <div class="line"><a name="l00098"></a><span class="lineno"> 98</span> <span class="keyword">template</span><<span class="keyword">typename</span> Reducer, <span class="keyword">typename</span> SrcExp, <span class="keyword">typename</span> DType, <span class="keywordtype">int</span> etype></div> |
| <div class="line"><a name="l00099"></a><span class="lineno"> 99</span> <span class="keyword">inline</span> UnPoolingExp<Reducer, SrcExp, DType, ExpInfo<SrcExp>::kDim></div> |
| <div class="line"><a name="l00100"></a><span class="lineno"><a class="line" href="namespacemshadow_1_1expr.html#a97ebe62780c3f35287a9d91eca852326"> 100</a></span> <a class="code" href="namespacemshadow_1_1expr.html#a97ebe62780c3f35287a9d91eca852326">unpool</a>(<span class="keyword">const</span> <a class="code" href="structmshadow_1_1expr_1_1Exp.html">Exp<SrcExp, DType, etype></a> &data_src,</div> |
| <div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="keyword">const</span> <a class="code" href="structmshadow_1_1expr_1_1Exp.html">Exp<SrcExp, DType, etype></a> &data_pooled,</div> |
| <div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="keyword">const</span> <a class="code" href="structmshadow_1_1expr_1_1Exp.html">Exp<SrcExp, DType, etype></a> &grad_pooled,</div> |
| <div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> ksize_y, <a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> ksize_x, <a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> kstride_y, <a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> kstride_x) {</div> |
| <div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <span class="keywordflow">return</span> <a class="code" href="structmshadow_1_1expr_1_1UnPoolingExp.html">UnPoolingExp<Reducer, SrcExp, DType, ExpInfo<SrcExp>::kDim</a>></div> |
| <div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  (data_src.<a class="code" href="structmshadow_1_1expr_1_1Exp.html#adb7e4afd0baed78d66cff87de0a6621f">self</a>(), data_pooled.<a class="code" href="structmshadow_1_1expr_1_1Exp.html#adb7e4afd0baed78d66cff87de0a6621f">self</a>(), grad_pooled.<a class="code" href="structmshadow_1_1expr_1_1Exp.html#adb7e4afd0baed78d66cff87de0a6621f">self</a>(),</div> |
| <div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  ksize_y, ksize_x, kstride_y, kstride_x);</div> |
| <div class="line"><a name="l00107"></a><span class="lineno"> 107</span> }</div> |
| <div class="line"><a name="l00108"></a><span class="lineno"> 108</span> <span class="comment">//----------------------</span></div> |
| <div class="line"><a name="l00109"></a><span class="lineno"> 109</span> <span class="comment">// Execution plan</span></div> |
| <div class="line"><a name="l00110"></a><span class="lineno"> 110</span> <span class="comment">//----------------------</span></div> |
| <div class="line"><a name="l00111"></a><span class="lineno"> 111</span> <span class="keyword">template</span><<span class="keyword">typename</span> Reducer, <span class="keyword">typename</span> SrcExp, <span class="keyword">typename</span> DType, <span class="keywordtype">int</span> srcdim></div> |
| <div class="line"><a name="l00112"></a><span class="lineno"><a class="line" href="structmshadow_1_1expr_1_1Plan_3_01UnPoolingExp_3_01Reducer_00_01SrcExp_00_01DType_00_01srcdim_01_4_00_01DType_01_4.html"> 112</a></span> <span class="keyword">struct </span><a class="code" href="classmshadow_1_1expr_1_1Plan.html">Plan</a><<a class="code" href="structmshadow_1_1expr_1_1UnPoolingExp.html">UnPoolingExp</a><Reducer, SrcExp, DType, srcdim>, DType> {</div> |
| <div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <span class="keyword">public</span>:</div> |
| <div class="line"><a name="l00114"></a><span class="lineno"><a class="line" href="structmshadow_1_1expr_1_1Plan_3_01UnPoolingExp_3_01Reducer_00_01SrcExp_00_01DType_00_01srcdim_01_4_00_01DType_01_4.html#ae4292be44cb7ed610453bd61a64b5a3e"> 114</a></span>  <span class="keyword">explicit</span> <a class="code" href="structmshadow_1_1expr_1_1Plan_3_01UnPoolingExp_3_01Reducer_00_01SrcExp_00_01DType_00_01srcdim_01_4_00_01DType_01_4.html#ae4292be44cb7ed610453bd61a64b5a3e">Plan</a>(<span class="keyword">const</span> <a class="code" href="structmshadow_1_1expr_1_1UnPoolingExp.html">UnPoolingExp<Reducer, SrcExp, DType, srcdim></a> &e)</div> |
| <div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  : data_src_(<a class="code" href="namespacemshadow_1_1expr.html#aefd008a0bf012dc8fb99d9bbcca7a078">MakePlan</a>(e.data_src_)), data_pooled_(<a class="code" href="namespacemshadow_1_1expr.html#aefd008a0bf012dc8fb99d9bbcca7a078">MakePlan</a>(e.data_pooled_)),</div> |
| <div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  grad_pooled_(<a class="code" href="namespacemshadow_1_1expr.html#aefd008a0bf012dc8fb99d9bbcca7a078">MakePlan</a>(e.grad_pooled_)), sshape_y_(e.shape_[srcdim - 2]),</div> |
| <div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  pshape_y_(e.pshape_y_), pshape_x_(e.pshape_x_),</div> |
| <div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  ksize_y_(e.ksize_y_), ksize_x_(e.ksize_x_),</div> |
| <div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  kstride_y_(e.kstride_y_), kstride_x_(e.kstride_x_) {}</div> |
| <div class="line"><a name="l00120"></a><span class="lineno"><a class="line" href="structmshadow_1_1expr_1_1Plan_3_01UnPoolingExp_3_01Reducer_00_01SrcExp_00_01DType_00_01srcdim_01_4_00_01DType_01_4.html#aad176349160714894f7baa25ca1f7cdd"> 120</a></span>  <a class="code" href="3rdparty_2mshadow_2mshadow_2base_8h.html#af205b8ab4d8733133d590df7d2639d69">MSHADOW_XINLINE</a> DType <a class="code" href="structmshadow_1_1expr_1_1Plan_3_01UnPoolingExp_3_01Reducer_00_01SrcExp_00_01DType_00_01srcdim_01_4_00_01DType_01_4.html#aad176349160714894f7baa25ca1f7cdd">Eval</a>(<a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> i, <a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> j)<span class="keyword"> const </span>{</div> |
| <div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <span class="keyword">using namespace </span><a class="code" href="namespacestd.html">std</a>;</div> |
| <div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="keyword">const</span> <a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> x = j;</div> |
| <div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <span class="keyword">const</span> <a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> y = i % sshape_y_;</div> |
| <div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <span class="keyword">const</span> <a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> c = i / sshape_y_;</div> |
| <div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <span class="keyword">const</span> DType vsrc = data_src_.Eval(i, j);</div> |
| <div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <span class="keyword">const</span> <a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> py_min =</div> |
| <div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  y < ksize_y_ ? 0 : (y - ksize_y_ + kstride_y_) / kstride_y_;</div> |
| <div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <span class="keyword">const</span> <a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> px_min =</div> |
| <div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  x < ksize_x_ ? 0 : (x - ksize_x_ + kstride_x_) / kstride_x_;</div> |
| <div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="keyword">const</span> <a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> py_max = min((y + kstride_y_) / kstride_y_, pshape_y_);</div> |
| <div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="keyword">const</span> <a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> px_max = min((x + kstride_x_) / kstride_x_, pshape_x_);</div> |
| <div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  </div> |
| <div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  DType val = <span class="keyword">static_cast<</span>DType<span class="keyword">></span>(0);</div> |
| <div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <span class="keywordflow">for</span> (<a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> py = py_min; py < py_max; ++py) {</div> |
| <div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  <span class="keywordflow">for</span> (<a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> px = px_min; px < px_max; ++px) {</div> |
| <div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  val += Reducer::PartialGrad(vsrc,</div> |
| <div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  data_pooled_.Eval(c * pshape_y_ + py, px)) *</div> |
| <div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  grad_pooled_.Eval(c * pshape_y_ + py, px);</div> |
| <div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  }</div> |
| <div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  }</div> |
| <div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  </div> |
| <div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <span class="keywordflow">return</span> val;</div> |
| <div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  }</div> |
| <div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  </div> |
| <div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <span class="keyword">private</span>:</div> |
| <div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <a class="code" href="classmshadow_1_1expr_1_1Plan.html">Plan<SrcExp, DType></a> data_src_, data_pooled_, grad_pooled_;</div> |
| <div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="keyword">const</span> <a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> sshape_y_, pshape_y_, pshape_x_;</div> |
| <div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <span class="keyword">const</span> <a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> ksize_y_, ksize_x_;</div> |
| <div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <span class="keyword">const</span> <a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> kstride_y_, kstride_x_;</div> |
| <div class="line"><a name="l00150"></a><span class="lineno"> 150</span> };</div> |
| <div class="line"><a name="l00151"></a><span class="lineno"> 151</span> } <span class="comment">// namespace expr</span></div> |
| <div class="line"><a name="l00152"></a><span class="lineno"> 152</span> } <span class="comment">// namespace mshadow</span></div> |
| <div class="line"><a name="l00153"></a><span class="lineno"> 153</span> <span class="preprocessor">#endif // MSHADOW_EXTENSION_SPATIAL_UNPOOL_H_</span></div> |
| </div><!-- fragment --></div><!-- contents --> |
| <div class="ttc" id="astructmshadow_1_1expr_1_1UnPoolingExp_html_ad89c2ab870fff335d58238d310d41ce0"><div class="ttname"><a href="structmshadow_1_1expr_1_1UnPoolingExp.html#ad89c2ab870fff335d58238d310d41ce0">mshadow::expr::UnPoolingExp::data_pooled_</a></div><div class="ttdeci">const SrcExp & data_pooled_</div><div class="ttdoc">result of pooled data, corresponds to result of pooling</div><div class="ttdef"><b>Definition:</b> spatial_unpool.h:45</div></div> |
| <div class="ttc" id="astructmshadow_1_1expr_1_1Exp_html_adb7e4afd0baed78d66cff87de0a6621f"><div class="ttname"><a href="structmshadow_1_1expr_1_1Exp.html#adb7e4afd0baed78d66cff87de0a6621f">mshadow::expr::Exp::self</a></div><div class="ttdeci">const SubType & self(void) const</div><div class="ttdef"><b>Definition:</b> expression.h:82</div></div> |
| <div class="ttc" id="astructmshadow_1_1expr_1_1UnPoolingExp_html_a5b2ffb45ec06319d5fd5a836e0b241c5"><div class="ttname"><a href="structmshadow_1_1expr_1_1UnPoolingExp.html#a5b2ffb45ec06319d5fd5a836e0b241c5">mshadow::expr::UnPoolingExp::UnPoolingExp</a></div><div class="ttdeci">UnPoolingExp(const SrcExp &data_src, const SrcExp &data_pooled, const SrcExp &grad_pooled, index_t ksize_y, index_t ksize_x, index_t kstride_y, index_t kstride_x)</div><div class="ttdoc">constructor</div><div class="ttdef"><b>Definition:</b> spatial_unpool.h:61</div></div> |
| <div class="ttc" id="astructmshadow_1_1expr_1_1Plan_3_01UnPoolingExp_3_01Reducer_00_01SrcExp_00_01DType_00_01srcdim_01_4_00_01DType_01_4_html_aad176349160714894f7baa25ca1f7cdd"><div class="ttname"><a href="structmshadow_1_1expr_1_1Plan_3_01UnPoolingExp_3_01Reducer_00_01SrcExp_00_01DType_00_01srcdim_01_4_00_01DType_01_4.html#aad176349160714894f7baa25ca1f7cdd">mshadow::expr::Plan< UnPoolingExp< Reducer, SrcExp, DType, srcdim >, DType >::Eval</a></div><div class="ttdeci">MSHADOW_XINLINE DType Eval(index_t i, index_t j) const</div><div class="ttdef"><b>Definition:</b> spatial_unpool.h:120</div></div> |
| <div class="ttc" id="astructmshadow_1_1expr_1_1UnPoolingExp_html_a67f46862decc531c798c8450d35343e7"><div class="ttname"><a href="structmshadow_1_1expr_1_1UnPoolingExp.html#a67f46862decc531c798c8450d35343e7">mshadow::expr::UnPoolingExp::ksize_y_</a></div><div class="ttdeci">index_t ksize_y_</div><div class="ttdoc">kernel size in height</div><div class="ttdef"><b>Definition:</b> spatial_unpool.h:53</div></div> |
| <div class="ttc" id="a3rdparty_2mshadow_2mshadow_2base_8h_html_af205b8ab4d8733133d590df7d2639d69"><div class="ttname"><a href="3rdparty_2mshadow_2mshadow_2base_8h.html#af205b8ab4d8733133d590df7d2639d69">MSHADOW_XINLINE</a></div><div class="ttdeci">#define MSHADOW_XINLINE</div><div class="ttdef"><b>Definition:</b> base.h:228</div></div> |
| <div class="ttc" id="astructmshadow_1_1expr_1_1ShapeCheck_html"><div class="ttname"><a href="structmshadow_1_1expr_1_1ShapeCheck.html">mshadow::expr::ShapeCheck</a></div><div class="ttdoc">runtime shape checking template get the shape of an expression, report error if shape mismatch</div><div class="ttdef"><b>Definition:</b> expr_engine-inl.h:364</div></div> |
| <div class="ttc" id="astructmshadow_1_1expr_1_1UnPoolingExp_html_ad862c29476b4a7fcd1be5ea94f1123ba"><div class="ttname"><a href="structmshadow_1_1expr_1_1UnPoolingExp.html#ad862c29476b4a7fcd1be5ea94f1123ba">mshadow::expr::UnPoolingExp::pshape_y_</a></div><div class="ttdeci">index_t pshape_y_</div><div class="ttdoc">shape of pooled expression</div><div class="ttdef"><b>Definition:</b> spatial_unpool.h:49</div></div> |
| <div class="ttc" id="astructmshadow_1_1expr_1_1UnPoolingExp_html"><div class="ttname"><a href="structmshadow_1_1expr_1_1UnPoolingExp.html">mshadow::expr::UnPoolingExp</a></div><div class="ttdoc">unpooling expr reverse operation of pooling, used to pass gradient back</div><div class="ttdef"><b>Definition:</b> spatial_unpool.h:39</div></div> |
| <div class="ttc" id="astructmshadow_1_1expr_1_1UnPoolingExp_html_ac685c3ca02f4ec7a3286aef88fc8ec84"><div class="ttname"><a href="structmshadow_1_1expr_1_1UnPoolingExp.html#ac685c3ca02f4ec7a3286aef88fc8ec84">mshadow::expr::UnPoolingExp::kstride_y_</a></div><div class="ttdeci">index_t kstride_y_</div><div class="ttdoc">kernel stride in y directory</div><div class="ttdef"><b>Definition:</b> spatial_unpool.h:57</div></div> |
| <div class="ttc" id="astructmshadow_1_1expr_1_1ShapeCheck_html_af44e6a3b97cf3b245bc1b7ad4cacb306"><div class="ttname"><a href="structmshadow_1_1expr_1_1ShapeCheck.html#af44e6a3b97cf3b245bc1b7ad4cacb306">mshadow::expr::ShapeCheck::Check</a></div><div class="ttdeci">static Shape< dim > Check(const E &t)</div></div> |
| <div class="ttc" id="astructmshadow_1_1expr_1_1Plan_3_01UnPoolingExp_3_01Reducer_00_01SrcExp_00_01DType_00_01srcdim_01_4_00_01DType_01_4_html_ae4292be44cb7ed610453bd61a64b5a3e"><div class="ttname"><a href="structmshadow_1_1expr_1_1Plan_3_01UnPoolingExp_3_01Reducer_00_01SrcExp_00_01DType_00_01srcdim_01_4_00_01DType_01_4.html#ae4292be44cb7ed610453bd61a64b5a3e">mshadow::expr::Plan< UnPoolingExp< Reducer, SrcExp, DType, srcdim >, DType >::Plan</a></div><div class="ttdeci">Plan(const UnPoolingExp< Reducer, SrcExp, DType, srcdim > &e)</div><div class="ttdef"><b>Definition:</b> spatial_unpool.h:114</div></div> |
| <div class="ttc" id="anamespacemshadow_1_1expr_html_aefd008a0bf012dc8fb99d9bbcca7a078"><div class="ttname"><a href="namespacemshadow_1_1expr.html#aefd008a0bf012dc8fb99d9bbcca7a078">mshadow::expr::MakePlan</a></div><div class="ttdeci">Plan< BinaryMapExp< OP, TA, TB, DType, etype >, DType > MakePlan(const BinaryMapExp< OP, TA, TB, DType, etype > &e)</div><div class="ttdef"><b>Definition:</b> expr_engine-inl.h:239</div></div> |
| <div class="ttc" id="astructmshadow_1_1expr_1_1MakeTensorExp_html_a2a2f9b6b828035ea38bfb8620db42a82"><div class="ttname"><a href="structmshadow_1_1expr_1_1MakeTensorExp.html#a2a2f9b6b828035ea38bfb8620db42a82">mshadow::expr::MakeTensorExp< UnPoolingExp< Reducer, SrcExp, DType, srcdim >, SrcExp, srcdim, DType >::shape_</a></div><div class="ttdeci">Shape< dim > shape_</div><div class="ttdoc">the shape of this expression</div><div class="ttdef"><b>Definition:</b> expr_engine-inl.h:47</div></div> |
| <div class="ttc" id="astructmshadow_1_1expr_1_1UnPoolingExp_html_a237e0616f775e80e52f2f45fa19c0690"><div class="ttname"><a href="structmshadow_1_1expr_1_1UnPoolingExp.html#a237e0616f775e80e52f2f45fa19c0690">mshadow::expr::UnPoolingExp::kstride_x_</a></div><div class="ttdeci">index_t kstride_x_</div><div class="ttdoc">kernel stride in x directory</div><div class="ttdef"><b>Definition:</b> spatial_unpool.h:59</div></div> |
| <div class="ttc" id="astructmshadow_1_1expr_1_1UnPoolingExp_html_ad27fbbad4647e70327be07a6381d50be"><div class="ttname"><a href="structmshadow_1_1expr_1_1UnPoolingExp.html#ad27fbbad4647e70327be07a6381d50be">mshadow::expr::UnPoolingExp::pshape_x_</a></div><div class="ttdeci">index_t pshape_x_</div><div class="ttdoc">shape of pooled expression</div><div class="ttdef"><b>Definition:</b> spatial_unpool.h:51</div></div> |
| <div class="ttc" id="anamespacemshadow_1_1expr_html_a97ebe62780c3f35287a9d91eca852326"><div class="ttname"><a href="namespacemshadow_1_1expr.html#a97ebe62780c3f35287a9d91eca852326">mshadow::expr::unpool</a></div><div class="ttdeci">UnPoolingExp< Reducer, SrcExp, DType, ExpInfo< SrcExp >::kDim > unpool(const Exp< SrcExp, DType, etype > &data_src, const Exp< SrcExp, DType, etype > &data_pooled, const Exp< SrcExp, DType, etype > &grad_pooled, index_t ksize_y, index_t ksize_x, index_t kstride_y, index_t kstride_x)</div><div class="ttdoc">unpooling gradient for 4D, backprop gradient value back, revserse operation of pooling,...</div><div class="ttdef"><b>Definition:</b> spatial_unpool.h:100</div></div> |
| <div class="ttc" id="anamespacemshadow_html_adcbc2e1131386fccb1474b0bdf045926"><div class="ttname"><a href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">mshadow::index_t</a></div><div class="ttdeci">int32_t index_t</div><div class="ttdoc">type that will be used for index</div><div class="ttdef"><b>Definition:</b> base.h:328</div></div> |
| <div class="ttc" id="aclassmshadow_1_1expr_1_1Plan_html"><div class="ttname"><a href="classmshadow_1_1expr_1_1Plan.html">mshadow::expr::Plan</a></div><div class="ttdef"><b>Definition:</b> expr_engine-inl.h:58</div></div> |
| <div class="ttc" id="astructmshadow_1_1expr_1_1Exp_html"><div class="ttname"><a href="structmshadow_1_1expr_1_1Exp.html">mshadow::expr::Exp</a></div><div class="ttdoc">defines how expression exp can be evaluated and stored into dst</div><div class="ttdef"><b>Definition:</b> expression.h:79</div></div> |
| <div class="ttc" id="astructmshadow_1_1expr_1_1UnPoolingExp_html_a12bafa72db1235aa17ec36433fdc122f"><div class="ttname"><a href="structmshadow_1_1expr_1_1UnPoolingExp.html#a12bafa72db1235aa17ec36433fdc122f">mshadow::expr::UnPoolingExp::grad_pooled_</a></div><div class="ttdeci">const SrcExp & grad_pooled_</div><div class="ttdoc">gradient data of pooled part, to be propgate down</div><div class="ttdef"><b>Definition:</b> spatial_unpool.h:47</div></div> |
| <div class="ttc" id="anamespacemshadow_html"><div class="ttname"><a href="namespacemshadow.html">mshadow</a></div><div class="ttdoc">overloaded + operator between half_t and bf16_t</div><div class="ttdef"><b>Definition:</b> base.h:319</div></div> |
| <div class="ttc" id="astructmshadow_1_1expr_1_1MakeTensorExp_html"><div class="ttname"><a href="structmshadow_1_1expr_1_1MakeTensorExp.html">mshadow::expr::MakeTensorExp</a></div><div class="ttdoc">a general class that allows extension that makes tensors of some shape</div><div class="ttdef"><b>Definition:</b> expr_engine-inl.h:43</div></div> |
| <div class="ttc" id="anamespacestd_html"><div class="ttname"><a href="namespacestd.html">std</a></div><div class="ttdef"><b>Definition:</b> optional.h:251</div></div> |
| <div class="ttc" id="astructmshadow_1_1Shape_html"><div class="ttname"><a href="structmshadow_1_1Shape.html">mshadow::Shape< srcdim ></a></div></div> |
| <div class="ttc" id="astructmshadow_1_1expr_1_1UnPoolingExp_html_aef5206bf70ed1409be16dd453ad52e58"><div class="ttname"><a href="structmshadow_1_1expr_1_1UnPoolingExp.html#aef5206bf70ed1409be16dd453ad52e58">mshadow::expr::UnPoolingExp::data_src_</a></div><div class="ttdeci">const SrcExp & data_src_</div><div class="ttdoc">source input, corresponds to src in pooling</div><div class="ttdef"><b>Definition:</b> spatial_unpool.h:43</div></div> |
| <div class="ttc" id="astructmshadow_1_1expr_1_1UnPoolingExp_html_a7435e0da28c1fbe35fa80bf059ffff0b"><div class="ttname"><a href="structmshadow_1_1expr_1_1UnPoolingExp.html#a7435e0da28c1fbe35fa80bf059ffff0b">mshadow::expr::UnPoolingExp::ksize_x_</a></div><div class="ttdeci">index_t ksize_x_</div><div class="ttdoc">kernel size in width</div><div class="ttdef"><b>Definition:</b> spatial_unpool.h:55</div></div> |
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