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apache / mxnet-site / d5c5a235eef72f64ccaf224b834a20ef3287469b / . / versions / 1.9.1 / api / cpp / docs / api / structmshadow_1_1red_1_1minimum.html
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<li class="navelem"><a class="el" href="namespacemshadow.html">mshadow</a></li><li class="navelem"><a class="el" href="namespacemshadow_1_1red.html">red</a></li><li class="navelem"><a class="el" href="structmshadow_1_1red_1_1minimum.html">minimum</a></li> </ul>
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<a href="#pub-static-methods">Static Public Member Functions</a> &#124;
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<div class="title">mshadow::red::minimum Struct Reference</div> </div>
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<p>minimum reducer
<a href="structmshadow_1_1red_1_1minimum.html#details">More...</a></p>
<p><code>#include &lt;<a class="el" href="3rdparty_2mshadow_2mshadow_2base_8h_source.html">base.h</a>&gt;</code></p>
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Collaboration diagram for mshadow::red::minimum:</div>
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<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-static-methods"></a>
Static Public Member Functions</h2></td></tr>
<tr class="memitem:aa000adb90fad1fb429a05b1c6c8b836b"><td class="memTemplParams" colspan="2">template&lt;typename DType &gt; </td></tr>
<tr class="memitem:aa000adb90fad1fb429a05b1c6c8b836b"><td class="memTemplItemLeft" align="right" valign="top">static <a class="el" href="3rdparty_2mshadow_2mshadow_2base_8h.html#af205b8ab4d8733133d590df7d2639d69">MSHADOW_XINLINE</a> void&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="structmshadow_1_1red_1_1minimum.html#aa000adb90fad1fb429a05b1c6c8b836b">Reduce</a> (volatile DType &amp;dst, volatile DType src)</td></tr>
<tr class="memdesc:aa000adb90fad1fb429a05b1c6c8b836b"><td class="mdescLeft">&#160;</td><td class="mdescRight">do reduction into dst <a href="#aa000adb90fad1fb429a05b1c6c8b836b">More...</a><br /></td></tr>
<tr class="separator:aa000adb90fad1fb429a05b1c6c8b836b"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a01e4946a88167d905c14b39d3965e03c"><td class="memTemplParams" colspan="2">template&lt;typename DType &gt; </td></tr>
<tr class="memitem:a01e4946a88167d905c14b39d3965e03c"><td class="memTemplItemLeft" align="right" valign="top">static <a class="el" href="3rdparty_2mshadow_2mshadow_2base_8h.html#af205b8ab4d8733133d590df7d2639d69">MSHADOW_XINLINE</a> void&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="structmshadow_1_1red_1_1minimum.html#a01e4946a88167d905c14b39d3965e03c">Reduce</a> (volatile DType &amp;dst, volatile DType src, volatile DType &amp;none)</td></tr>
<tr class="memdesc:a01e4946a88167d905c14b39d3965e03c"><td class="mdescLeft">&#160;</td><td class="mdescRight">do reduction into dst <a href="#a01e4946a88167d905c14b39d3965e03c">More...</a><br /></td></tr>
<tr class="separator:a01e4946a88167d905c14b39d3965e03c"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a9485035d020c53f31eadf7e34adc37f0"><td class="memTemplParams" colspan="2">template&lt;typename DType &gt; </td></tr>
<tr class="memitem:a9485035d020c53f31eadf7e34adc37f0"><td class="memTemplItemLeft" align="right" valign="top">static <a class="el" href="3rdparty_2mshadow_2mshadow_2base_8h.html#af205b8ab4d8733133d590df7d2639d69">MSHADOW_XINLINE</a> void&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="structmshadow_1_1red_1_1minimum.html#a9485035d020c53f31eadf7e34adc37f0">Merge</a> (volatile DType &amp;dst_val, volatile DType &amp;src_val)</td></tr>
<tr class="memdesc:a9485035d020c53f31eadf7e34adc37f0"><td class="mdescLeft">&#160;</td><td class="mdescRight">combine the results of two reducers <a href="#a9485035d020c53f31eadf7e34adc37f0">More...</a><br /></td></tr>
<tr class="separator:a9485035d020c53f31eadf7e34adc37f0"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:af14bfabf30b3f4bffdcd0827679d0390"><td class="memTemplParams" colspan="2">template&lt;typename DType &gt; </td></tr>
<tr class="memitem:af14bfabf30b3f4bffdcd0827679d0390"><td class="memTemplItemLeft" align="right" valign="top">static <a class="el" href="3rdparty_2mshadow_2mshadow_2base_8h.html#af205b8ab4d8733133d590df7d2639d69">MSHADOW_XINLINE</a> void&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="structmshadow_1_1red_1_1minimum.html#af14bfabf30b3f4bffdcd0827679d0390">Merge</a> (volatile DType &amp;dst_val, volatile DType &amp;dst_residual, volatile DType &amp;src_val, volatile DType &amp;src_residual)</td></tr>
<tr class="memdesc:af14bfabf30b3f4bffdcd0827679d0390"><td class="mdescLeft">&#160;</td><td class="mdescRight">combine the results of two reducers <a href="#af14bfabf30b3f4bffdcd0827679d0390">More...</a><br /></td></tr>
<tr class="separator:af14bfabf30b3f4bffdcd0827679d0390"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aebd011f117a63fea3cd494ee2138b634"><td class="memTemplParams" colspan="2">template&lt;typename DType &gt; </td></tr>
<tr class="memitem:aebd011f117a63fea3cd494ee2138b634"><td class="memTemplItemLeft" align="right" valign="top">static <a class="el" href="3rdparty_2mshadow_2mshadow_2base_8h.html#af205b8ab4d8733133d590df7d2639d69">MSHADOW_XINLINE</a> void&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="structmshadow_1_1red_1_1minimum.html#aebd011f117a63fea3cd494ee2138b634">Finalize</a> (volatile DType &amp;dst)</td></tr>
<tr class="memdesc:aebd011f117a63fea3cd494ee2138b634"><td class="mdescLeft">&#160;</td><td class="mdescRight">finalize reduction <a href="#aebd011f117a63fea3cd494ee2138b634">More...</a><br /></td></tr>
<tr class="separator:aebd011f117a63fea3cd494ee2138b634"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ae844649225377caf827a51ef0d080515"><td class="memTemplParams" colspan="2">template&lt;typename DType &gt; </td></tr>
<tr class="memitem:ae844649225377caf827a51ef0d080515"><td class="memTemplItemLeft" align="right" valign="top">static <a class="el" href="3rdparty_2mshadow_2mshadow_2base_8h.html#af205b8ab4d8733133d590df7d2639d69">MSHADOW_XINLINE</a> void&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="structmshadow_1_1red_1_1minimum.html#ae844649225377caf827a51ef0d080515">Finalize</a> (volatile DType &amp;dst, volatile DType &amp;residual)</td></tr>
<tr class="memdesc:ae844649225377caf827a51ef0d080515"><td class="mdescLeft">&#160;</td><td class="mdescRight">finalize reduction <a href="#ae844649225377caf827a51ef0d080515">More...</a><br /></td></tr>
<tr class="separator:ae844649225377caf827a51ef0d080515"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aa3f7b2a1f96f77caca258e8c594f67bd"><td class="memTemplParams" colspan="2">template&lt;typename DType &gt; </td></tr>
<tr class="memitem:aa3f7b2a1f96f77caca258e8c594f67bd"><td class="memTemplItemLeft" align="right" valign="top">static <a class="el" href="3rdparty_2mshadow_2mshadow_2base_8h.html#af205b8ab4d8733133d590df7d2639d69">MSHADOW_XINLINE</a> DType&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="structmshadow_1_1red_1_1minimum.html#aa3f7b2a1f96f77caca258e8c594f67bd">PartialGrad</a> (DType redres, DType redsrc)</td></tr>
<tr class="memdesc:aa3f7b2a1f96f77caca258e8c594f67bd"><td class="mdescLeft">&#160;</td><td class="mdescRight">calculate gradient of redres with respect to redsrc, redres: reduced result, redsrc: one of reduction element <a href="#aa3f7b2a1f96f77caca258e8c594f67bd">More...</a><br /></td></tr>
<tr class="separator:aa3f7b2a1f96f77caca258e8c594f67bd"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:acbda7fe80fa3754a57b967e11a8ee44f"><td class="memTemplParams" colspan="2">template&lt;typename DType &gt; </td></tr>
<tr class="memitem:acbda7fe80fa3754a57b967e11a8ee44f"><td class="memTemplItemLeft" align="right" valign="top">static <a class="el" href="3rdparty_2mshadow_2mshadow_2base_8h.html#af205b8ab4d8733133d590df7d2639d69">MSHADOW_XINLINE</a> void&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="structmshadow_1_1red_1_1minimum.html#acbda7fe80fa3754a57b967e11a8ee44f">SetInitValue</a> (DType &amp;initv)</td></tr>
<tr class="memdesc:acbda7fe80fa3754a57b967e11a8ee44f"><td class="mdescLeft">&#160;</td><td class="mdescRight">set the initial value during reduction <a href="#acbda7fe80fa3754a57b967e11a8ee44f">More...</a><br /></td></tr>
<tr class="separator:acbda7fe80fa3754a57b967e11a8ee44f"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aba3be24837548e8f5a48178889ec2132"><td class="memTemplParams" colspan="2">template&lt;typename DType &gt; </td></tr>
<tr class="memitem:aba3be24837548e8f5a48178889ec2132"><td class="memTemplItemLeft" align="right" valign="top">static <a class="el" href="3rdparty_2mshadow_2mshadow_2base_8h.html#af205b8ab4d8733133d590df7d2639d69">MSHADOW_XINLINE</a> void&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="structmshadow_1_1red_1_1minimum.html#aba3be24837548e8f5a48178889ec2132">SetInitValue</a> (DType &amp;initv, DType &amp;none)</td></tr>
<tr class="memdesc:aba3be24837548e8f5a48178889ec2132"><td class="mdescLeft">&#160;</td><td class="mdescRight">set the initial value during reduction <a href="#aba3be24837548e8f5a48178889ec2132">More...</a><br /></td></tr>
<tr class="separator:aba3be24837548e8f5a48178889ec2132"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table>
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>minimum reducer </p>
</div><h2 class="groupheader">Member Function Documentation</h2>
<a id="aebd011f117a63fea3cd494ee2138b634"></a>
<h2 class="memtitle"><span class="permalink"><a href="#aebd011f117a63fea3cd494ee2138b634">&#9670;&nbsp;</a></span>Finalize() <span class="overload">[1/2]</span></h2>
<div class="memitem">
<div class="memproto">
<div class="memtemplate">
template&lt;typename DType &gt; </div>
<table class="mlabels">
<tr>
<td class="mlabels-left">
<table class="memname">
<tr>
<td class="memname">static <a class="el" href="3rdparty_2mshadow_2mshadow_2base_8h.html#af205b8ab4d8733133d590df7d2639d69">MSHADOW_XINLINE</a> void mshadow::red::minimum::Finalize </td>
<td>(</td>
<td class="paramtype">volatile DType &amp;&#160;</td>
<td class="paramname"><em>dst</em></td><td>)</td>
<td></td>
</tr>
</table>
</td>
<td class="mlabels-right">
<span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">static</span></span> </td>
</tr>
</table>
</div><div class="memdoc">
<p>finalize reduction </p>
</div>
</div>
<a id="ae844649225377caf827a51ef0d080515"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ae844649225377caf827a51ef0d080515">&#9670;&nbsp;</a></span>Finalize() <span class="overload">[2/2]</span></h2>
<div class="memitem">
<div class="memproto">
<div class="memtemplate">
template&lt;typename DType &gt; </div>
<table class="mlabels">
<tr>
<td class="mlabels-left">
<table class="memname">
<tr>
<td class="memname">static <a class="el" href="3rdparty_2mshadow_2mshadow_2base_8h.html#af205b8ab4d8733133d590df7d2639d69">MSHADOW_XINLINE</a> void mshadow::red::minimum::Finalize </td>
<td>(</td>
<td class="paramtype">volatile DType &amp;&#160;</td>
<td class="paramname"><em>dst</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">volatile DType &amp;&#160;</td>
<td class="paramname"><em>residual</em>&#160;</td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</td>
<td class="mlabels-right">
<span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">static</span></span> </td>
</tr>
</table>
</div><div class="memdoc">
<p>finalize reduction </p>
</div>
</div>
<a id="a9485035d020c53f31eadf7e34adc37f0"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a9485035d020c53f31eadf7e34adc37f0">&#9670;&nbsp;</a></span>Merge() <span class="overload">[1/2]</span></h2>
<div class="memitem">
<div class="memproto">
<div class="memtemplate">
template&lt;typename DType &gt; </div>
<table class="mlabels">
<tr>
<td class="mlabels-left">
<table class="memname">
<tr>
<td class="memname">static <a class="el" href="3rdparty_2mshadow_2mshadow_2base_8h.html#af205b8ab4d8733133d590df7d2639d69">MSHADOW_XINLINE</a> void mshadow::red::minimum::Merge </td>
<td>(</td>
<td class="paramtype">volatile DType &amp;&#160;</td>
<td class="paramname"><em>dst_val</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">volatile DType &amp;&#160;</td>
<td class="paramname"><em>src_val</em>&#160;</td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</td>
<td class="mlabels-right">
<span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">static</span></span> </td>
</tr>
</table>
</div><div class="memdoc">
<p>combine the results of two reducers </p>
</div>
</div>
<a id="af14bfabf30b3f4bffdcd0827679d0390"></a>
<h2 class="memtitle"><span class="permalink"><a href="#af14bfabf30b3f4bffdcd0827679d0390">&#9670;&nbsp;</a></span>Merge() <span class="overload">[2/2]</span></h2>
<div class="memitem">
<div class="memproto">
<div class="memtemplate">
template&lt;typename DType &gt; </div>
<table class="mlabels">
<tr>
<td class="mlabels-left">
<table class="memname">
<tr>
<td class="memname">static <a class="el" href="3rdparty_2mshadow_2mshadow_2base_8h.html#af205b8ab4d8733133d590df7d2639d69">MSHADOW_XINLINE</a> void mshadow::red::minimum::Merge </td>
<td>(</td>
<td class="paramtype">volatile DType &amp;&#160;</td>
<td class="paramname"><em>dst_val</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">volatile DType &amp;&#160;</td>
<td class="paramname"><em>dst_residual</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">volatile DType &amp;&#160;</td>
<td class="paramname"><em>src_val</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">volatile DType &amp;&#160;</td>
<td class="paramname"><em>src_residual</em>&#160;</td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</td>
<td class="mlabels-right">
<span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">static</span></span> </td>
</tr>
</table>
</div><div class="memdoc">
<p>combine the results of two reducers </p>
</div>
</div>
<a id="aa3f7b2a1f96f77caca258e8c594f67bd"></a>
<h2 class="memtitle"><span class="permalink"><a href="#aa3f7b2a1f96f77caca258e8c594f67bd">&#9670;&nbsp;</a></span>PartialGrad()</h2>
<div class="memitem">
<div class="memproto">
<div class="memtemplate">
template&lt;typename DType &gt; </div>
<table class="mlabels">
<tr>
<td class="mlabels-left">
<table class="memname">
<tr>
<td class="memname">static <a class="el" href="3rdparty_2mshadow_2mshadow_2base_8h.html#af205b8ab4d8733133d590df7d2639d69">MSHADOW_XINLINE</a> DType mshadow::red::minimum::PartialGrad </td>
<td>(</td>
<td class="paramtype">DType&#160;</td>
<td class="paramname"><em>redres</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">DType&#160;</td>
<td class="paramname"><em>redsrc</em>&#160;</td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</td>
<td class="mlabels-right">
<span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">static</span></span> </td>
</tr>
</table>
</div><div class="memdoc">
<p>calculate gradient of redres with respect to redsrc, redres: reduced result, redsrc: one of reduction element </p>
</div>
</div>
<a id="aa000adb90fad1fb429a05b1c6c8b836b"></a>
<h2 class="memtitle"><span class="permalink"><a href="#aa000adb90fad1fb429a05b1c6c8b836b">&#9670;&nbsp;</a></span>Reduce() <span class="overload">[1/2]</span></h2>
<div class="memitem">
<div class="memproto">
<div class="memtemplate">
template&lt;typename DType &gt; </div>
<table class="mlabels">
<tr>
<td class="mlabels-left">
<table class="memname">
<tr>
<td class="memname">static <a class="el" href="3rdparty_2mshadow_2mshadow_2base_8h.html#af205b8ab4d8733133d590df7d2639d69">MSHADOW_XINLINE</a> void mshadow::red::minimum::Reduce </td>
<td>(</td>
<td class="paramtype">volatile DType &amp;&#160;</td>
<td class="paramname"><em>dst</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">volatile DType&#160;</td>
<td class="paramname"><em>src</em>&#160;</td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</td>
<td class="mlabels-right">
<span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">static</span></span> </td>
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<p>do reduction into dst </p>
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<h2 class="memtitle"><span class="permalink"><a href="#a01e4946a88167d905c14b39d3965e03c">&#9670;&nbsp;</a></span>Reduce() <span class="overload">[2/2]</span></h2>
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template&lt;typename DType &gt; </div>
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<td class="memname">static <a class="el" href="3rdparty_2mshadow_2mshadow_2base_8h.html#af205b8ab4d8733133d590df7d2639d69">MSHADOW_XINLINE</a> void mshadow::red::minimum::Reduce </td>
<td>(</td>
<td class="paramtype">volatile DType &amp;&#160;</td>
<td class="paramname"><em>dst</em>, </td>
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<td class="paramkey"></td>
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<td class="paramtype">volatile DType&#160;</td>
<td class="paramname"><em>src</em>, </td>
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<td class="paramtype">volatile DType &amp;&#160;</td>
<td class="paramname"><em>none</em>&#160;</td>
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<td>)</td>
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<p>do reduction into dst </p>
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<a id="acbda7fe80fa3754a57b967e11a8ee44f"></a>
<h2 class="memtitle"><span class="permalink"><a href="#acbda7fe80fa3754a57b967e11a8ee44f">&#9670;&nbsp;</a></span>SetInitValue() <span class="overload">[1/2]</span></h2>
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<td class="memname">static <a class="el" href="3rdparty_2mshadow_2mshadow_2base_8h.html#af205b8ab4d8733133d590df7d2639d69">MSHADOW_XINLINE</a> void mshadow::red::minimum::SetInitValue </td>
<td>(</td>
<td class="paramtype">DType &amp;&#160;</td>
<td class="paramname"><em>initv</em></td><td>)</td>
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<p>set the initial value during reduction </p>
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<a id="aba3be24837548e8f5a48178889ec2132"></a>
<h2 class="memtitle"><span class="permalink"><a href="#aba3be24837548e8f5a48178889ec2132">&#9670;&nbsp;</a></span>SetInitValue() <span class="overload">[2/2]</span></h2>
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<td class="memname">static <a class="el" href="3rdparty_2mshadow_2mshadow_2base_8h.html#af205b8ab4d8733133d590df7d2639d69">MSHADOW_XINLINE</a> void mshadow::red::minimum::SetInitValue </td>
<td>(</td>
<td class="paramtype">DType &amp;&#160;</td>
<td class="paramname"><em>initv</em>, </td>
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<td class="paramkey"></td>
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<td class="paramtype">DType &amp;&#160;</td>
<td class="paramname"><em>none</em>&#160;</td>
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<td>)</td>
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<p>set the initial value during reduction </p>
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<hr/>The documentation for this struct was generated from the following file:<ul>
<li>/work/mxnet/3rdparty/mshadow/mshadow/<a class="el" href="3rdparty_2mshadow_2mshadow_2base_8h_source.html">base.h</a></li>
</ul>
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