Google Git
Sign in
apache / systemds / 94bbeae9f0567cf857b78caf2055d4d3e757ec84 / . / docs / api / java / org / apache / sysds / runtime / matrix / data / LibMatrixDNN.html
blob: 1a1617fa827177e554b16ae840b45913d0875361 [file] [log] [blame]
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<!-- NewPage -->
<html lang="en">
<head>
<!-- Generated by javadoc -->
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>LibMatrixDNN (SystemDS 2.1.0-SNAPSHOT API)</title>
<link rel="stylesheet" type="text/css" href="../../../../../../stylesheet.css" title="Style">
<script type="text/javascript" src="../../../../../../script.js"></script>
</head>
<body>
<script type="text/javascript"><!--
try {
if (location.href.indexOf('is-external=true') == -1) {
parent.document.title="LibMatrixDNN (SystemDS 2.1.0-SNAPSHOT API)";
}
}
catch(err) {
}
//-->
var methods = {"i0":9,"i1":9,"i2":9,"i3":9,"i4":9,"i5":9,"i6":9,"i7":9,"i8":9,"i9":9,"i10":9,"i11":9,"i12":9};
var tabs = {65535:["t0","All Methods"],1:["t1","Static Methods"],8:["t4","Concrete Methods"]};
var altColor = "altColor";
var rowColor = "rowColor";
var tableTab = "tableTab";
var activeTableTab = "activeTableTab";
</script>
<noscript>
<div>JavaScript is disabled on your browser.</div>
</noscript>
<!-- ========= START OF TOP NAVBAR ======= -->
<div class="topNav"><a name="navbar.top">
<!-- -->
</a>
<div class="skipNav"><a href="#skip.navbar.top" title="Skip navigation links">Skip navigation links</a></div>
<a name="navbar.top.firstrow">
<!-- -->
</a>
<ul class="navList" title="Navigation">
<li><a href="../../../../../../overview-summary.html">Overview</a></li>
<li><a href="package-summary.html">Package</a></li>
<li class="navBarCell1Rev">Class</li>
<li><a href="class-use/LibMatrixDNN.html">Use</a></li>
<li><a href="package-tree.html">Tree</a></li>
<li><a href="../../../../../../deprecated-list.html">Deprecated</a></li>
<li><a href="../../../../../../index-all.html">Index</a></li>
<li><a href="../../../../../../help-doc.html">Help</a></li>
</ul>
</div>
<div class="subNav">
<ul class="navList">
<li><a href="../../../../../../org/apache/sysds/runtime/matrix/data/LibMatrixDatagen.html" title="class in org.apache.sysds.runtime.matrix.data"><span class="typeNameLink">Prev&nbsp;Class</span></a></li>
<li><a href="../../../../../../org/apache/sysds/runtime/matrix/data/LibMatrixDNN.PoolingType.html" title="enum in org.apache.sysds.runtime.matrix.data"><span class="typeNameLink">Next&nbsp;Class</span></a></li>
</ul>
<ul class="navList">
<li><a href="../../../../../../index.html?org/apache/sysds/runtime/matrix/data/LibMatrixDNN.html" target="_top">Frames</a></li>
<li><a href="LibMatrixDNN.html" target="_top">No&nbsp;Frames</a></li>
</ul>
<ul class="navList" id="allclasses_navbar_top">
<li><a href="../../../../../../allclasses-noframe.html">All&nbsp;Classes</a></li>
</ul>
<div>
<script type="text/javascript"><!--
allClassesLink = document.getElementById("allclasses_navbar_top");
if(window==top) {
allClassesLink.style.display = "block";
}
else {
allClassesLink.style.display = "none";
}
//-->
</script>
</div>
<div>
<ul class="subNavList">
<li>Summary:&nbsp;</li>
<li><a href="#nested.class.summary">Nested</a>&nbsp;|&nbsp;</li>
<li>Field&nbsp;|&nbsp;</li>
<li><a href="#constructor.summary">Constr</a>&nbsp;|&nbsp;</li>
<li><a href="#method.summary">Method</a></li>
</ul>
<ul class="subNavList">
<li>Detail:&nbsp;</li>
<li>Field&nbsp;|&nbsp;</li>
<li><a href="#constructor.detail">Constr</a>&nbsp;|&nbsp;</li>
<li><a href="#method.detail">Method</a></li>
</ul>
</div>
<a name="skip.navbar.top">
<!-- -->
</a></div>
<!-- ========= END OF TOP NAVBAR ========= -->
<!-- ======== START OF CLASS DATA ======== -->
<div class="header">
<div class="subTitle">org.apache.sysds.runtime.matrix.data</div>
<h2 title="Class LibMatrixDNN" class="title">Class LibMatrixDNN</h2>
</div>
<div class="contentContainer">
<ul class="inheritance">
<li><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</a></li>
<li>
<ul class="inheritance">
<li>org.apache.sysds.runtime.matrix.data.LibMatrixDNN</li>
</ul>
</li>
</ul>
<div class="description">
<ul class="blockList">
<li class="blockList">
<hr>
<br>
<pre>public class <span class="typeNameLabel">LibMatrixDNN</span>
extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></pre>
</li>
</ul>
</div>
<div class="summary">
<ul class="blockList">
<li class="blockList">
<!-- ======== NESTED CLASS SUMMARY ======== -->
<ul class="blockList">
<li class="blockList"><a name="nested.class.summary">
<!-- -->
</a>
<h3>Nested Class Summary</h3>
<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Nested Class Summary table, listing nested classes, and an explanation">
<caption><span>Nested Classes</span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Class and Description</th>
</tr>
<tr class="altColor">
<td class="colFirst"><code>static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/matrix/data/LibMatrixDNN.PoolingType.html" title="enum in org.apache.sysds.runtime.matrix.data">LibMatrixDNN.PoolingType</a></span></code>&nbsp;</td>
</tr>
</table>
</li>
</ul>
<!-- ======== CONSTRUCTOR SUMMARY ======== -->
<ul class="blockList">
<li class="blockList"><a name="constructor.summary">
<!-- -->
</a>
<h3>Constructor Summary</h3>
<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Constructor Summary table, listing constructors, and an explanation">
<caption><span>Constructors</span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colOne" scope="col">Constructor and Description</th>
</tr>
<tr class="altColor">
<td class="colOne"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/matrix/data/LibMatrixDNN.html#LibMatrixDNN--">LibMatrixDNN</a></span>()</code>&nbsp;</td>
</tr>
</table>
</li>
</ul>
<!-- ========== METHOD SUMMARY =========== -->
<ul class="blockList">
<li class="blockList"><a name="method.summary">
<!-- -->
</a>
<h3>Method Summary</h3>
<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation">
<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
</tr>
<tr id="i0" class="altColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/matrix/data/LibMatrixDNN.html#addBias-double:A-double:A-double-int-int-int-">addBias</a></span>(double[]&nbsp;a,
double[]&nbsp;bias,
double&nbsp;biasMultiplier,
int&nbsp;N,
int&nbsp;K,
int&nbsp;PQ)</code>&nbsp;</td>
</tr>
<tr id="i1" class="rowColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/matrix/data/LibMatrixDNN.html#batchNorm2D-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-java.lang.String-double-double-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-">batchNorm2D</a></span>(<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;image,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;scale,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;bias,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;runningMean,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;runningVar,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;phase,
double&nbsp;epsilon,
double&nbsp;mu,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;ret,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;retRunningMean,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;retRunningVar,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;resultSaveMean,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;resultSaveInvVariance)</code>&nbsp;</td>
</tr>
<tr id="i2" class="altColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/matrix/data/LibMatrixDNN.html#batchNorm2DBackward-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-double-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-">batchNorm2DBackward</a></span>(<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;image,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;dout,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;scale,
double&nbsp;epsilon,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;resultSaveMean,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;resultSaveInvVariance,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;dX,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;dScale,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;dBias)</code>&nbsp;</td>
</tr>
<tr id="i3" class="rowColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/matrix/data/LibMatrixDNN.html#biasAdd-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-int-">biasAdd</a></span>(<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;input,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;bias,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;outputBlock,
int&nbsp;numThreads)</code>
<div class="block">Performs the operation corresponding to the DML script:
ones = matrix(1, rows=1, cols=Hout*Wout)
output = input + matrix(bias %*% ones, rows=1, cols=F*Hout*Wout)
This operation is often followed by conv2d and hence we have introduced bias_add(input, bias) built-in function</div>
</td>
</tr>
<tr id="i4" class="altColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/matrix/data/LibMatrixDNN.html#biasMultiply-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-int-">biasMultiply</a></span>(<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;input,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;bias,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;outputBlock,
int&nbsp;numThreads)</code>
<div class="block">Performs the operation corresponding to the DML script:
ones = matrix(1, rows=1, cols=Hout*Wout)
output = input * matrix(bias %*% ones, rows=1, cols=F*Hout*Wout)
This operation is often followed by conv2d and hence we have introduced bias_multiply(input, bias) built-in function</div>
</td>
</tr>
<tr id="i5" class="rowColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/matrix/data/LibMatrixDNN.html#channelSums-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-int-int-">channelSums</a></span>(<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;input,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;outputBlock,
int&nbsp;C,
int&nbsp;HW)</code>
<div class="block">Perform channel sum operation</div>
</td>
</tr>
<tr id="i6" class="altColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/matrix/data/LibMatrixDNN.html#conv2d-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.DnnParameters-">conv2d</a></span>(<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;input,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;filter,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;outputBlock,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/DnnParameters.html" title="class in org.apache.sysds.runtime.matrix.data">DnnParameters</a>&nbsp;params)</code>
<div class="block">This method performs convolution (i.e.</div>
</td>
</tr>
<tr id="i7" class="rowColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/matrix/data/LibMatrixDNN.html#conv2dBackwardData-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.DnnParameters-">conv2dBackwardData</a></span>(<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;filter,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;dout,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;outputBlock,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/DnnParameters.html" title="class in org.apache.sysds.runtime.matrix.data">DnnParameters</a>&nbsp;params)</code>
<div class="block">This method computes the backpropogation errors for previous layer of convolution operation</div>
</td>
</tr>
<tr id="i8" class="altColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/matrix/data/LibMatrixDNN.html#conv2dBackwardFilter-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.DnnParameters-">conv2dBackwardFilter</a></span>(<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;input,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;dout,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;outputBlock,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/DnnParameters.html" title="class in org.apache.sysds.runtime.matrix.data">DnnParameters</a>&nbsp;params)</code>
<div class="block">This method computes the backpropogation errors for filter of convolution operation</div>
</td>
</tr>
<tr id="i9" class="rowColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/matrix/data/LibMatrixDNN.html#multBias-double:A-double:A-int-int-int-">multBias</a></span>(double[]&nbsp;a,
double[]&nbsp;bias,
int&nbsp;N,
int&nbsp;K,
int&nbsp;PQ)</code>&nbsp;</td>
</tr>
<tr id="i10" class="altColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/matrix/data/LibMatrixDNN.html#pooling-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.DnnParameters-org.apache.sysds.runtime.matrix.data.LibMatrixDNN.PoolingType-">pooling</a></span>(<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;input,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;output,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/DnnParameters.html" title="class in org.apache.sysds.runtime.matrix.data">DnnParameters</a>&nbsp;params,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/LibMatrixDNN.PoolingType.html" title="enum in org.apache.sysds.runtime.matrix.data">LibMatrixDNN.PoolingType</a>&nbsp;poolType)</code>&nbsp;</td>
</tr>
<tr id="i11" class="rowColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/matrix/data/LibMatrixDNN.html#poolingBackward-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.DnnParameters-boolean-org.apache.sysds.runtime.matrix.data.LibMatrixDNN.PoolingType-">poolingBackward</a></span>(<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;input,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;dout,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;outputBlock,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/DnnParameters.html" title="class in org.apache.sysds.runtime.matrix.data">DnnParameters</a>&nbsp;params,
boolean&nbsp;performReluBackward,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/LibMatrixDNN.PoolingType.html" title="enum in org.apache.sysds.runtime.matrix.data">LibMatrixDNN.PoolingType</a>&nbsp;poolType)</code>
<div class="block">This method computes the backpropogation errors for previous layer of pooling operation</div>
</td>
</tr>
<tr id="i12" class="altColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/matrix/data/LibMatrixDNN.html#reluBackward-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-int-">reluBackward</a></span>(<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;input,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;dout,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;outputBlock,
int&nbsp;numThreads)</code>
<div class="block">This method computes the backpropagation errors for previous layer of relu operation</div>
</td>
</tr>
</table>
<ul class="blockList">
<li class="blockList"><a name="methods.inherited.from.class.java.lang.Object">
<!-- -->
</a>
<h3>Methods inherited from class&nbsp;java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3>
<code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang">equals</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#getClass--" title="class or interface in java.lang">getClass</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#hashCode--" title="class or interface in java.lang">hashCode</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notify--" title="class or interface in java.lang">notify</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="class or interface in java.lang">notifyAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#toString--" title="class or interface in java.lang">toString</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait--" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-int-" title="class or interface in java.lang">wait</a></code></li>
</ul>
</li>
</ul>
</li>
</ul>
</div>
<div class="details">
<ul class="blockList">
<li class="blockList">
<!-- ========= CONSTRUCTOR DETAIL ======== -->
<ul class="blockList">
<li class="blockList"><a name="constructor.detail">
<!-- -->
</a>
<h3>Constructor Detail</h3>
<a name="LibMatrixDNN--">
<!-- -->
</a>
<ul class="blockListLast">
<li class="blockList">
<h4>LibMatrixDNN</h4>
<pre>public&nbsp;LibMatrixDNN()</pre>
</li>
</ul>
</li>
</ul>
<!-- ============ METHOD DETAIL ========== -->
<ul class="blockList">
<li class="blockList"><a name="method.detail">
<!-- -->
</a>
<h3>Method Detail</h3>
<a name="conv2d-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.DnnParameters-">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>conv2d</h4>
<pre>public static&nbsp;void&nbsp;conv2d(<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;input,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;filter,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;outputBlock,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/DnnParameters.html" title="class in org.apache.sysds.runtime.matrix.data">DnnParameters</a>&nbsp;params)</pre>
<div class="block">This method performs convolution (i.e. cross-correlation) operation on input</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>input</code> - input batch</dd>
<dd><code>filter</code> - filter</dd>
<dd><code>outputBlock</code> - output of convolution</dd>
<dd><code>params</code> - convolution parameters</dd>
</dl>
</li>
</ul>
<a name="conv2dBackwardData-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.DnnParameters-">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>conv2dBackwardData</h4>
<pre>public static&nbsp;void&nbsp;conv2dBackwardData(<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;filter,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;dout,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;outputBlock,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/DnnParameters.html" title="class in org.apache.sysds.runtime.matrix.data">DnnParameters</a>&nbsp;params)</pre>
<div class="block">This method computes the backpropogation errors for previous layer of convolution operation</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>filter</code> - filter used in conv2d</dd>
<dd><code>dout</code> - errors from next layer</dd>
<dd><code>outputBlock</code> - output errors</dd>
<dd><code>params</code> - convolution parameters</dd>
</dl>
</li>
</ul>
<a name="conv2dBackwardFilter-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.DnnParameters-">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>conv2dBackwardFilter</h4>
<pre>public static&nbsp;void&nbsp;conv2dBackwardFilter(<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;input,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;dout,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;outputBlock,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/DnnParameters.html" title="class in org.apache.sysds.runtime.matrix.data">DnnParameters</a>&nbsp;params)</pre>
<div class="block">This method computes the backpropogation errors for filter of convolution operation</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>input</code> - input image</dd>
<dd><code>dout</code> - errors from next layer</dd>
<dd><code>outputBlock</code> - output errors</dd>
<dd><code>params</code> - convolution parameters</dd>
</dl>
</li>
</ul>
<a name="pooling-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.DnnParameters-org.apache.sysds.runtime.matrix.data.LibMatrixDNN.PoolingType-">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>pooling</h4>
<pre>public static&nbsp;void&nbsp;pooling(<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;input,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;output,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/DnnParameters.html" title="class in org.apache.sysds.runtime.matrix.data">DnnParameters</a>&nbsp;params,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/LibMatrixDNN.PoolingType.html" title="enum in org.apache.sysds.runtime.matrix.data">LibMatrixDNN.PoolingType</a>&nbsp;poolType)</pre>
</li>
</ul>
<a name="poolingBackward-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.DnnParameters-boolean-org.apache.sysds.runtime.matrix.data.LibMatrixDNN.PoolingType-">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>poolingBackward</h4>
<pre>public static&nbsp;void&nbsp;poolingBackward(<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;input,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;dout,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;outputBlock,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/DnnParameters.html" title="class in org.apache.sysds.runtime.matrix.data">DnnParameters</a>&nbsp;params,
boolean&nbsp;performReluBackward,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/LibMatrixDNN.PoolingType.html" title="enum in org.apache.sysds.runtime.matrix.data">LibMatrixDNN.PoolingType</a>&nbsp;poolType)</pre>
<div class="block">This method computes the backpropogation errors for previous layer of pooling operation</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>input</code> - input matrix</dd>
<dd><code>dout</code> - dout matrix</dd>
<dd><code>outputBlock</code> - output matrix</dd>
<dd><code>params</code> - convolution parameters</dd>
<dd><code>performReluBackward</code> - perform ReLU backward</dd>
<dd><code>poolType</code> - type of pooling</dd>
</dl>
</li>
</ul>
<a name="reluBackward-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-int-">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>reluBackward</h4>
<pre>public static&nbsp;void&nbsp;reluBackward(<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;input,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;dout,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;outputBlock,
int&nbsp;numThreads)</pre>
<div class="block">This method computes the backpropagation errors for previous layer of relu operation</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>input</code> - input matrix</dd>
<dd><code>dout</code> - errors from next layer</dd>
<dd><code>outputBlock</code> - output matrix</dd>
<dd><code>numThreads</code> - number of threads</dd>
</dl>
</li>
</ul>
<a name="biasAdd-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-int-">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>biasAdd</h4>
<pre>public static&nbsp;void&nbsp;biasAdd(<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;input,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;bias,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;outputBlock,
int&nbsp;numThreads)</pre>
<div class="block">Performs the operation corresponding to the DML script:
ones = matrix(1, rows=1, cols=Hout*Wout)
output = input + matrix(bias %*% ones, rows=1, cols=F*Hout*Wout)
This operation is often followed by conv2d and hence we have introduced bias_add(input, bias) built-in function</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>input</code> - input matrix</dd>
<dd><code>bias</code> - bias matrix</dd>
<dd><code>outputBlock</code> - output matrix</dd>
<dd><code>numThreads</code> - number of threads</dd>
</dl>
</li>
</ul>
<a name="channelSums-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-int-int-">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>channelSums</h4>
<pre>public static&nbsp;void&nbsp;channelSums(<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;input,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;outputBlock,
int&nbsp;C,
int&nbsp;HW)</pre>
<div class="block">Perform channel sum operation</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>input</code> - input matrix block</dd>
<dd><code>outputBlock</code> - output matrix block</dd>
<dd><code>C</code> - number of channels</dd>
<dd><code>HW</code> - height X width</dd>
</dl>
</li>
</ul>
<a name="batchNorm2DBackward-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-double-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>batchNorm2DBackward</h4>
<pre>public static&nbsp;void&nbsp;batchNorm2DBackward(<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;image,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;dout,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;scale,
double&nbsp;epsilon,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;resultSaveMean,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;resultSaveInvVariance,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;dX,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;dScale,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;dBias)</pre>
</li>
</ul>
<a name="batchNorm2D-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-java.lang.String-double-double-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>batchNorm2D</h4>
<pre>public static&nbsp;void&nbsp;batchNorm2D(<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;image,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;scale,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;bias,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;runningMean,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;runningVar,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;phase,
double&nbsp;epsilon,
double&nbsp;mu,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;ret,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;retRunningMean,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;retRunningVar,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;resultSaveMean,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;resultSaveInvVariance)</pre>
</li>
</ul>
<a name="addBias-double:A-double:A-double-int-int-int-">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>addBias</h4>
<pre>public static&nbsp;void&nbsp;addBias(double[]&nbsp;a,
double[]&nbsp;bias,
double&nbsp;biasMultiplier,
int&nbsp;N,
int&nbsp;K,
int&nbsp;PQ)</pre>
</li>
</ul>
<a name="multBias-double:A-double:A-int-int-int-">
<!-- -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>multBias</h4>
<pre>public static&nbsp;void&nbsp;multBias(double[]&nbsp;a,
double[]&nbsp;bias,
int&nbsp;N,
int&nbsp;K,
int&nbsp;PQ)</pre>
</li>
</ul>
<a name="biasMultiply-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-int-">
<!-- -->
</a>
<ul class="blockListLast">
<li class="blockList">
<h4>biasMultiply</h4>
<pre>public static&nbsp;void&nbsp;biasMultiply(<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;input,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;bias,
<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;outputBlock,
int&nbsp;numThreads)</pre>
<div class="block">Performs the operation corresponding to the DML script:
ones = matrix(1, rows=1, cols=Hout*Wout)
output = input * matrix(bias %*% ones, rows=1, cols=F*Hout*Wout)
This operation is often followed by conv2d and hence we have introduced bias_multiply(input, bias) built-in function</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>input</code> - input matrix</dd>
<dd><code>bias</code> - bias matrix</dd>
<dd><code>outputBlock</code> - output matrix</dd>
<dd><code>numThreads</code> - number of threads</dd>
</dl>
</li>
</ul>
</li>
</ul>
</li>
</ul>
</div>
</div>
<!-- ========= END OF CLASS DATA ========= -->
<!-- ======= START OF BOTTOM NAVBAR ====== -->
<div class="bottomNav"><a name="navbar.bottom">
<!-- -->
</a>
<div class="skipNav"><a href="#skip.navbar.bottom" title="Skip navigation links">Skip navigation links</a></div>
<a name="navbar.bottom.firstrow">
<!-- -->
</a>
<ul class="navList" title="Navigation">
<li><a href="../../../../../../overview-summary.html">Overview</a></li>
<li><a href="package-summary.html">Package</a></li>
<li class="navBarCell1Rev">Class</li>
<li><a href="class-use/LibMatrixDNN.html">Use</a></li>
<li><a href="package-tree.html">Tree</a></li>
<li><a href="../../../../../../deprecated-list.html">Deprecated</a></li>
<li><a href="../../../../../../index-all.html">Index</a></li>
<li><a href="../../../../../../help-doc.html">Help</a></li>
</ul>
</div>
<div class="subNav">
<ul class="navList">
<li><a href="../../../../../../org/apache/sysds/runtime/matrix/data/LibMatrixDatagen.html" title="class in org.apache.sysds.runtime.matrix.data"><span class="typeNameLink">Prev&nbsp;Class</span></a></li>
<li><a href="../../../../../../org/apache/sysds/runtime/matrix/data/LibMatrixDNN.PoolingType.html" title="enum in org.apache.sysds.runtime.matrix.data"><span class="typeNameLink">Next&nbsp;Class</span></a></li>
</ul>
<ul class="navList">
<li><a href="../../../../../../index.html?org/apache/sysds/runtime/matrix/data/LibMatrixDNN.html" target="_top">Frames</a></li>
<li><a href="LibMatrixDNN.html" target="_top">No&nbsp;Frames</a></li>
</ul>
<ul class="navList" id="allclasses_navbar_bottom">
<li><a href="../../../../../../allclasses-noframe.html">All&nbsp;Classes</a></li>
</ul>
<div>
<script type="text/javascript"><!--
allClassesLink = document.getElementById("allclasses_navbar_bottom");
if(window==top) {
allClassesLink.style.display = "block";
}
else {
allClassesLink.style.display = "none";
}
//-->
</script>
</div>
<div>
<ul class="subNavList">
<li>Summary:&nbsp;</li>
<li><a href="#nested.class.summary">Nested</a>&nbsp;|&nbsp;</li>
<li>Field&nbsp;|&nbsp;</li>
<li><a href="#constructor.summary">Constr</a>&nbsp;|&nbsp;</li>
<li><a href="#method.summary">Method</a></li>
</ul>
<ul class="subNavList">
<li>Detail:&nbsp;</li>
<li>Field&nbsp;|&nbsp;</li>
<li><a href="#constructor.detail">Constr</a>&nbsp;|&nbsp;</li>
<li><a href="#method.detail">Method</a></li>
</ul>
</div>
<a name="skip.navbar.bottom">
<!-- -->
</a></div>
<!-- ======== END OF BOTTOM NAVBAR ======= -->
<p class="legalCopy"><small>Copyright &#169; 2021 <a href="https://www.apache.org/">The Apache Software Foundation</a>. All rights reserved.</small></p>
</body>
</html>