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 <div class="subTitle">org.apache.sysds.hops</div>
 <h2 title="Class Hop" class="title">Class Hop</h2>
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 <li>org.apache.sysds.hops.Hop</li>
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 <dt>All Implemented Interfaces:</dt>
 <dd><a href="../../../../org/apache/sysds/parser/ParseInfo.html" title="interface in org.apache.sysds.parser">ParseInfo</a></dd>
 </dl>
 <dl>
 <dt>Direct Known Subclasses:</dt>
 <dd><a href="../../../../org/apache/sysds/hops/DataOp.html" title="class in org.apache.sysds.hops">DataOp</a>, <a href="../../../../org/apache/sysds/hops/FunctionOp.html" title="class in org.apache.sysds.hops">FunctionOp</a>, <a href="../../../../org/apache/sysds/hops/IndexingOp.html" title="class in org.apache.sysds.hops">IndexingOp</a>, <a href="../../../../org/apache/sysds/hops/LeftIndexingOp.html" title="class in org.apache.sysds.hops">LeftIndexingOp</a>, <a href="../../../../org/apache/sysds/hops/LiteralOp.html" title="class in org.apache.sysds.hops">LiteralOp</a>, <a href="../../../../org/apache/sysds/hops/MultiThreadedHop.html" title="class in org.apache.sysds.hops">MultiThreadedHop</a>, <a href="../../../../org/apache/sysds/hops/NaryOp.html" title="class in org.apache.sysds.hops">NaryOp</a></dd>
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 <pre>public abstract class <span class="typeNameLabel">Hop</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>
 implements <a href="../../../../org/apache/sysds/parser/ParseInfo.html" title="interface in org.apache.sysds.parser">ParseInfo</a></pre>
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 <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Field Summary table, listing fields, and an explanation">
 <caption><span>Fields</span><span class="tabEnd">&nbsp;</span></caption>
 <tr>
 <th class="colFirst" scope="col">Modifier and Type</th>
 <th class="colLast" scope="col">Field and Description</th>
 </tr>
 <tr class="altColor">
 <td class="colFirst"><code>int</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#Z:Z_beginColumn">_beginColumn</a></span></code>&nbsp;</td>
 </tr>
 <tr class="rowColor">
 <td class="colFirst"><code>int</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#Z:Z_beginLine">_beginLine</a></span></code>&nbsp;</td>
 </tr>
 <tr class="altColor">
 <td class="colFirst"><code>int</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#Z:Z_endColumn">_endColumn</a></span></code>&nbsp;</td>
 </tr>
 <tr class="rowColor">
 <td class="colFirst"><code>int</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#Z:Z_endLine">_endLine</a></span></code>&nbsp;</td>
 </tr>
 <tr class="altColor">
 <td class="colFirst"><code><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></code></td>
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 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#Z:Z_text">_text</a></span></code>&nbsp;</td>
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 <tr class="altColor">
 <td class="colFirst"><code>static long</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#CPThreshold">CPThreshold</a></span></code>&nbsp;</td>
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 <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/hops/Hop.html#Hop-java.lang.String-org.apache.sysds.common.Types.DataType-org.apache.sysds.common.Types.ValueType-">Hop</a></span>(<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;l,
    <a href="../../../../org/apache/sysds/common/Types.DataType.html" title="enum in org.apache.sysds.common">Types.DataType</a>&nbsp;dt,
    <a href="../../../../org/apache/sysds/common/Types.ValueType.html" title="enum in org.apache.sysds.common">Types.ValueType</a>&nbsp;vt)</code>&nbsp;</td>
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 <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>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#addAllInputs-java.util.ArrayList-">addAllInputs</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/ArrayList.html?is-external=true" title="class or interface in java.util">ArrayList</a>&lt;<a href="../../../../org/apache/sysds/hops/Hop.html" title="class in org.apache.sysds.hops">Hop</a>&gt;&nbsp;list)</code>&nbsp;</td>
 </tr>
 <tr id="i1" class="rowColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#addInput-org.apache.sysds.hops.Hop-">addInput</a></span>(<a href="../../../../org/apache/sysds/hops/Hop.html" title="class in org.apache.sysds.hops">Hop</a>&nbsp;h)</code>&nbsp;</td>
 </tr>
 <tr id="i2" class="altColor">
 <td class="colFirst"><code>abstract boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#allowsAllExecTypes--">allowsAllExecTypes</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i3" class="rowColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#checkAndSetForcedPlatform--">checkAndSetForcedPlatform</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i4" class="altColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#checkAndSetInvalidCPDimsAndSize--">checkAndSetInvalidCPDimsAndSize</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i5" class="rowColor">
 <td class="colFirst"><code>abstract void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#checkArity--">checkArity</a></span>()</code>
 <div class="block">Check whether this Hop has a correct number of inputs.</div>
 </td>
 </tr>
 <tr id="i6" class="altColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#clearMemEstimate--">clearMemEstimate</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i7" class="rowColor">
 <td class="colFirst"><code>abstract <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></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#clone--">clone</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i8" class="altColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#colsKnown--">colsKnown</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i9" class="rowColor">
 <td class="colFirst"><code>abstract boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#compare-org.apache.sysds.hops.Hop-">compare</a></span>(<a href="../../../../org/apache/sysds/hops/Hop.html" title="class in org.apache.sysds.hops">Hop</a>&nbsp;that)</code>&nbsp;</td>
 </tr>
 <tr id="i10" class="altColor">
 <td class="colFirst"><code>double</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#computeBoundsInformation-org.apache.sysds.hops.Hop-">computeBoundsInformation</a></span>(<a href="../../../../org/apache/sysds/hops/Hop.html" title="class in org.apache.sysds.hops">Hop</a>&nbsp;input)</code>&nbsp;</td>
 </tr>
 <tr id="i11" class="rowColor">
 <td class="colFirst"><code>static double</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#computeBoundsInformation-org.apache.sysds.hops.Hop-org.apache.sysds.runtime.controlprogram.LocalVariableMap-">computeBoundsInformation</a></span>(<a href="../../../../org/apache/sysds/hops/Hop.html" title="class in org.apache.sysds.hops">Hop</a>&nbsp;input,
                         <a href="../../../../org/apache/sysds/runtime/controlprogram/LocalVariableMap.html" title="class in org.apache.sysds.runtime.controlprogram">LocalVariableMap</a>&nbsp;vars)</code>&nbsp;</td>
 </tr>
 <tr id="i12" class="altColor">
 <td class="colFirst"><code>static double</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#computeBoundsInformation-org.apache.sysds.hops.Hop-org.apache.sysds.runtime.controlprogram.LocalVariableMap-java.util.HashMap-">computeBoundsInformation</a></span>(<a href="../../../../org/apache/sysds/hops/Hop.html" title="class in org.apache.sysds.hops">Hop</a>&nbsp;input,
                         <a href="../../../../org/apache/sysds/runtime/controlprogram/LocalVariableMap.html" title="class in org.apache.sysds.runtime.controlprogram">LocalVariableMap</a>&nbsp;vars,
                         <a href="https://docs.oracle.com/javase/8/docs/api/java/util/HashMap.html?is-external=true" title="class or interface in java.util">HashMap</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Long.html?is-external=true" title="class or interface in java.lang">Long</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Double.html?is-external=true" title="class or interface in java.lang">Double</a>&gt;&nbsp;memo)</code>&nbsp;</td>
 </tr>
 <tr id="i13" class="rowColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#computeMemEstimate-org.apache.sysds.hops.MemoTable-">computeMemEstimate</a></span>(<a href="../../../../org/apache/sysds/hops/MemoTable.html" title="class in org.apache.sysds.hops">MemoTable</a>&nbsp;memo)</code>
 <div class="block">Computes the estimate of memory required to store the input/output of this hop in memory.</div>
 </td>
 </tr>
 <tr id="i14" class="altColor">
 <td class="colFirst"><code>static long</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#computeSizeInformation-org.apache.sysds.hops.Hop-">computeSizeInformation</a></span>(<a href="../../../../org/apache/sysds/hops/Hop.html" title="class in org.apache.sysds.hops">Hop</a>&nbsp;input)</code>&nbsp;</td>
 </tr>
 <tr id="i15" class="rowColor">
 <td class="colFirst"><code>long</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#computeSizeInformation-org.apache.sysds.hops.Hop-org.apache.sysds.runtime.controlprogram.LocalVariableMap-">computeSizeInformation</a></span>(<a href="../../../../org/apache/sysds/hops/Hop.html" title="class in org.apache.sysds.hops">Hop</a>&nbsp;input,
                       <a href="../../../../org/apache/sysds/runtime/controlprogram/LocalVariableMap.html" title="class in org.apache.sysds.runtime.controlprogram">LocalVariableMap</a>&nbsp;vars)</code>&nbsp;</td>
 </tr>
 <tr id="i16" class="altColor">
 <td class="colFirst"><code>long</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#computeSizeInformation-org.apache.sysds.hops.Hop-org.apache.sysds.runtime.controlprogram.LocalVariableMap-java.util.HashMap-">computeSizeInformation</a></span>(<a href="../../../../org/apache/sysds/hops/Hop.html" title="class in org.apache.sysds.hops">Hop</a>&nbsp;input,
                       <a href="../../../../org/apache/sysds/runtime/controlprogram/LocalVariableMap.html" title="class in org.apache.sysds.runtime.controlprogram">LocalVariableMap</a>&nbsp;vars,
                       <a href="https://docs.oracle.com/javase/8/docs/api/java/util/HashMap.html?is-external=true" title="class or interface in java.util">HashMap</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Long.html?is-external=true" title="class or interface in java.lang">Long</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Long.html?is-external=true" title="class or interface in java.lang">Long</a>&gt;&nbsp;memo)</code>&nbsp;</td>
 </tr>
 <tr id="i17" class="rowColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#constructAndSetLopsDataFlowProperties--">constructAndSetLopsDataFlowProperties</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i18" class="altColor">
 <td class="colFirst"><code>abstract <a href="../../../../org/apache/sysds/lops/Lop.html" title="class in org.apache.sysds.lops">Lop</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#constructLops--">constructLops</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i19" class="rowColor">
 <td class="colFirst"><code>static <a href="../../../../org/apache/sysds/lops/Lop.html" title="class in org.apache.sysds.lops">Lop</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#createOffsetLop-org.apache.sysds.hops.Hop-boolean-">createOffsetLop</a></span>(<a href="../../../../org/apache/sysds/hops/Hop.html" title="class in org.apache.sysds.hops">Hop</a>&nbsp;hop,
                boolean&nbsp;repCols)</code>&nbsp;</td>
 </tr>
 <tr id="i20" class="altColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#dimsKnown--">dimsKnown</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i21" class="rowColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#dimsKnown-boolean-">dimsKnown</a></span>(boolean&nbsp;includeNnz)</code>&nbsp;</td>
 </tr>
 <tr id="i22" class="altColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#dimsKnownAny--">dimsKnownAny</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i23" class="rowColor">
 <td class="colFirst"><code>int</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#getBeginColumn--">getBeginColumn</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i24" class="altColor">
 <td class="colFirst"><code>int</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#getBeginLine--">getBeginLine</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i25" class="rowColor">
 <td class="colFirst"><code>int</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#getBlocksize--">getBlocksize</a></span>()</code>&nbsp;</td>
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 <tr id="i26" class="altColor">
 <td class="colFirst"><code><a href="../../../../org/apache/sysds/runtime/meta/DataCharacteristics.html" title="class in org.apache.sysds.runtime.meta">DataCharacteristics</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#getDataCharacteristics--">getDataCharacteristics</a></span>()</code>&nbsp;</td>
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 <tr id="i27" class="rowColor">
 <td class="colFirst"><code><a href="../../../../org/apache/sysds/common/Types.DataType.html" title="enum in org.apache.sysds.common">Types.DataType</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#getDataType--">getDataType</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i28" class="altColor">
 <td class="colFirst"><code>long</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#getDim-int-">getDim</a></span>(int&nbsp;i)</code>&nbsp;</td>
 </tr>
 <tr id="i29" class="rowColor">
 <td class="colFirst"><code>long</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#getDim1--">getDim1</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i30" class="altColor">
 <td class="colFirst"><code>long</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#getDim2--">getDim2</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i31" class="rowColor">
 <td class="colFirst"><code>int</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#getEndColumn--">getEndColumn</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i32" class="altColor">
 <td class="colFirst"><code>int</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#getEndLine--">getEndLine</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i33" class="rowColor">
 <td class="colFirst"><code><a href="../../../../org/apache/sysds/lops/LopProperties.ExecType.html" title="enum in org.apache.sysds.lops">LopProperties.ExecType</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#getExecType--">getExecType</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i34" class="altColor">
 <td class="colFirst"><code><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></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#getFilename--">getFilename</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i35" class="rowColor">
 <td class="colFirst"><code><a href="../../../../org/apache/sysds/lops/LopProperties.ExecType.html" title="enum in org.apache.sysds.lops">LopProperties.ExecType</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#getForcedExecType--">getForcedExecType</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i36" class="altColor">
 <td class="colFirst"><code>long</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#getHopID--">getHopID</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i37" class="rowColor">
 <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/ArrayList.html?is-external=true" title="class or interface in java.util">ArrayList</a>&lt;<a href="../../../../org/apache/sysds/hops/Hop.html" title="class in org.apache.sysds.hops">Hop</a>&gt;</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#getInput--">getInput</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i38" class="altColor">
 <td class="colFirst"><code><a href="../../../../org/apache/sysds/hops/Hop.html" title="class in org.apache.sysds.hops">Hop</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#getInput-int-">getInput</a></span>(int&nbsp;ix)</code>&nbsp;</td>
 </tr>
 <tr id="i39" class="rowColor">
 <td class="colFirst"><code>double</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#getInputMemEstimate--">getInputMemEstimate</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i40" class="altColor">
 <td class="colFirst"><code>double</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#getInputOutputSize-java.util.Collection-">getInputOutputSize</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a>&lt;<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>&gt;&nbsp;exclVars)</code>&nbsp;</td>
 </tr>
 <tr id="i41" class="rowColor">
 <td class="colFirst"><code>double</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#getIntermediateMemEstimate--">getIntermediateMemEstimate</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i42" class="altColor">
 <td class="colFirst"><code>long</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#getLength--">getLength</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i43" class="rowColor">
 <td class="colFirst"><code><a href="../../../../org/apache/sysds/lops/Lop.html" title="class in org.apache.sysds.lops">Lop</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#getLops--">getLops</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i44" class="altColor">
 <td class="colFirst"><code>double</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#getMemEstimate--">getMemEstimate</a></span>()</code>
 <div class="block">NOTES:
  * Purpose: Whenever the output dimensions / sparsity of a hop are unknown, this hop
    should store its worst-case output statistics (if known) in that table.</div>
 </td>
 </tr>
 <tr id="i45" class="rowColor">
 <td class="colFirst"><code><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></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#getName--">getName</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i46" class="altColor">
 <td class="colFirst"><code>long</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#getNnz--">getNnz</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i47" class="rowColor">
 <td class="colFirst"><code>abstract <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></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#getOpString--">getOpString</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i48" class="altColor">
 <td class="colFirst"><code>double</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#getOutputMemEstimate--">getOutputMemEstimate</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i49" class="rowColor">
 <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/ArrayList.html?is-external=true" title="class or interface in java.util">ArrayList</a>&lt;<a href="../../../../org/apache/sysds/hops/Hop.html" title="class in org.apache.sysds.hops">Hop</a>&gt;</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#getParent--">getParent</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i50" class="altColor">
 <td class="colFirst"><code><a href="../../../../org/apache/sysds/runtime/privacy/PrivacyConstraint.html" title="class in org.apache.sysds.runtime.privacy">PrivacyConstraint</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#getPrivacy--">getPrivacy</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i51" class="rowColor">
 <td class="colFirst"><code>double</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#getSparsity--">getSparsity</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i52" class="altColor">
 <td class="colFirst"><code>double</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#getSpBroadcastSize--">getSpBroadcastSize</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i53" class="rowColor">
 <td class="colFirst"><code><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></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#getText--">getText</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i54" class="altColor">
 <td class="colFirst"><code><a href="../../../../org/apache/sysds/runtime/controlprogram/caching/MatrixObject.UpdateType.html" title="enum in org.apache.sysds.runtime.controlprogram.caching">MatrixObject.UpdateType</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#getUpdateType--">getUpdateType</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i55" class="rowColor">
 <td class="colFirst"><code><a href="../../../../org/apache/sysds/common/Types.ValueType.html" title="enum in org.apache.sysds.common">Types.ValueType</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#getValueType--">getValueType</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i56" class="altColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#hasMatrixInputWithDifferentBlocksizes--">hasMatrixInputWithDifferentBlocksizes</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i57" class="rowColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#hasValidCPDimsAndSize--">hasValidCPDimsAndSize</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i58" class="altColor">
 <td class="colFirst"><code>abstract boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#isGPUEnabled--">isGPUEnabled</a></span>()</code>
 <div class="block">In memory-based optimizer mode (see OptimizerUtils.isMemoryBasedOptLevel()),
  the exectype is determined by checking this method as well as memory budget of this Hop.</div>
 </td>
 </tr>
 <tr id="i59" class="rowColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#isMatrix--">isMatrix</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i60" class="altColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#isMemEstimated--">isMemEstimated</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i61" class="rowColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#isOutputEmptyBlocks--">isOutputEmptyBlocks</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i62" class="altColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#isScalar--">isScalar</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i63" class="rowColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#isTransposeSafe--">isTransposeSafe</a></span>()</code>
 <div class="block">Defines if this operation is transpose-safe, which means that
  the result of op(input) is equivalent to op(t(input)).</div>
 </td>
 </tr>
 <tr id="i64" class="altColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#isVisited--">isVisited</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i65" class="rowColor">
 <td class="colFirst"><code><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></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#printErrorLocation--">printErrorLocation</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i66" class="altColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#refreshColsParameterInformation-org.apache.sysds.hops.Hop-org.apache.sysds.runtime.controlprogram.LocalVariableMap-">refreshColsParameterInformation</a></span>(<a href="../../../../org/apache/sysds/hops/Hop.html" title="class in org.apache.sysds.hops">Hop</a>&nbsp;input,
                                <a href="../../../../org/apache/sysds/runtime/controlprogram/LocalVariableMap.html" title="class in org.apache.sysds.runtime.controlprogram">LocalVariableMap</a>&nbsp;vars)</code>&nbsp;</td>
 </tr>
 <tr id="i67" class="rowColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#refreshColsParameterInformation-org.apache.sysds.hops.Hop-org.apache.sysds.runtime.controlprogram.LocalVariableMap-java.util.HashMap-">refreshColsParameterInformation</a></span>(<a href="../../../../org/apache/sysds/hops/Hop.html" title="class in org.apache.sysds.hops">Hop</a>&nbsp;input,
                                <a href="../../../../org/apache/sysds/runtime/controlprogram/LocalVariableMap.html" title="class in org.apache.sysds.runtime.controlprogram">LocalVariableMap</a>&nbsp;vars,
                                <a href="https://docs.oracle.com/javase/8/docs/api/java/util/HashMap.html?is-external=true" title="class or interface in java.util">HashMap</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Long.html?is-external=true" title="class or interface in java.lang">Long</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Long.html?is-external=true" title="class or interface in java.lang">Long</a>&gt;&nbsp;memo)</code>&nbsp;</td>
 </tr>
 <tr id="i68" class="altColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#refreshMemEstimates-org.apache.sysds.hops.MemoTable-">refreshMemEstimates</a></span>(<a href="../../../../org/apache/sysds/hops/MemoTable.html" title="class in org.apache.sysds.hops">MemoTable</a>&nbsp;memo)</code>
 <div class="block">Recursively computes memory estimates for all the Hops in the DAG rooted at the
  current hop pointed by <code>this</code>.</div>
 </td>
 </tr>
 <tr id="i69" class="rowColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#refreshRowsParameterInformation-org.apache.sysds.hops.Hop-org.apache.sysds.runtime.controlprogram.LocalVariableMap-">refreshRowsParameterInformation</a></span>(<a href="../../../../org/apache/sysds/hops/Hop.html" title="class in org.apache.sysds.hops">Hop</a>&nbsp;input,
                                <a href="../../../../org/apache/sysds/runtime/controlprogram/LocalVariableMap.html" title="class in org.apache.sysds.runtime.controlprogram">LocalVariableMap</a>&nbsp;vars)</code>&nbsp;</td>
 </tr>
 <tr id="i70" class="altColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#refreshRowsParameterInformation-org.apache.sysds.hops.Hop-org.apache.sysds.runtime.controlprogram.LocalVariableMap-java.util.HashMap-">refreshRowsParameterInformation</a></span>(<a href="../../../../org/apache/sysds/hops/Hop.html" title="class in org.apache.sysds.hops">Hop</a>&nbsp;input,
                                <a href="../../../../org/apache/sysds/runtime/controlprogram/LocalVariableMap.html" title="class in org.apache.sysds.runtime.controlprogram">LocalVariableMap</a>&nbsp;vars,
                                <a href="https://docs.oracle.com/javase/8/docs/api/java/util/HashMap.html?is-external=true" title="class or interface in java.util">HashMap</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Long.html?is-external=true" title="class or interface in java.lang">Long</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Long.html?is-external=true" title="class or interface in java.lang">Long</a>&gt;&nbsp;memo)</code>&nbsp;</td>
 </tr>
 <tr id="i71" class="rowColor">
 <td class="colFirst"><code>abstract void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#refreshSizeInformation--">refreshSizeInformation</a></span>()</code>
 <div class="block">Update the output size information for this hop.</div>
 </td>
 </tr>
 <tr id="i72" class="altColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#requiresCheckpoint--">requiresCheckpoint</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i73" class="rowColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#requiresCompression--">requiresCompression</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i74" class="altColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#requiresLineageCaching--">requiresLineageCaching</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i75" class="rowColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#requiresReblock--">requiresReblock</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i76" class="altColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#requiresRecompile--">requiresRecompile</a></span>()</code>
 <div class="block">Indicates if dynamic recompilation is required for this hop.</div>
 </td>
 </tr>
 <tr id="i77" class="rowColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#resetExecType--">resetExecType</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i78" class="altColor">
 <td class="colFirst"><code>static void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#resetRecompilationFlag-java.util.ArrayList-org.apache.sysds.lops.LopProperties.ExecType-org.apache.sysds.hops.recompile.Recompiler.ResetType-">resetRecompilationFlag</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/ArrayList.html?is-external=true" title="class or interface in java.util">ArrayList</a>&lt;<a href="../../../../org/apache/sysds/hops/Hop.html" title="class in org.apache.sysds.hops">Hop</a>&gt;&nbsp;hops,
                       <a href="../../../../org/apache/sysds/lops/LopProperties.ExecType.html" title="enum in org.apache.sysds.lops">LopProperties.ExecType</a>&nbsp;et,
                       <a href="../../../../org/apache/sysds/hops/recompile/Recompiler.ResetType.html" title="enum in org.apache.sysds.hops.recompile">Recompiler.ResetType</a>&nbsp;reset)</code>&nbsp;</td>
 </tr>
 <tr id="i79" class="rowColor">
 <td class="colFirst"><code>static void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#resetRecompilationFlag-org.apache.sysds.hops.Hop-org.apache.sysds.lops.LopProperties.ExecType-org.apache.sysds.hops.recompile.Recompiler.ResetType-">resetRecompilationFlag</a></span>(<a href="../../../../org/apache/sysds/hops/Hop.html" title="class in org.apache.sysds.hops">Hop</a>&nbsp;hops,
                       <a href="../../../../org/apache/sysds/lops/LopProperties.ExecType.html" title="enum in org.apache.sysds.lops">LopProperties.ExecType</a>&nbsp;et,
                       <a href="../../../../org/apache/sysds/hops/recompile/Recompiler.ResetType.html" title="enum in org.apache.sysds.hops.recompile">Recompiler.ResetType</a>&nbsp;reset)</code>&nbsp;</td>
 </tr>
 <tr id="i80" class="altColor">
 <td class="colFirst"><code><a href="../../../../org/apache/sysds/hops/Hop.html" title="class in org.apache.sysds.hops">Hop</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#resetVisitStatus--">resetVisitStatus</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i81" class="rowColor">
 <td class="colFirst"><code>static void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#resetVisitStatus-java.util.ArrayList-">resetVisitStatus</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/ArrayList.html?is-external=true" title="class or interface in java.util">ArrayList</a>&lt;<a href="../../../../org/apache/sysds/hops/Hop.html" title="class in org.apache.sysds.hops">Hop</a>&gt;&nbsp;hops)</code>&nbsp;</td>
 </tr>
 <tr id="i82" class="altColor">
 <td class="colFirst"><code>static void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#resetVisitStatus-java.util.ArrayList-boolean-">resetVisitStatus</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/ArrayList.html?is-external=true" title="class or interface in java.util">ArrayList</a>&lt;<a href="../../../../org/apache/sysds/hops/Hop.html" title="class in org.apache.sysds.hops">Hop</a>&gt;&nbsp;hops,
                 boolean&nbsp;force)</code>&nbsp;</td>
 </tr>
 <tr id="i83" class="rowColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#resetVisitStatusForced-java.util.HashSet-">resetVisitStatusForced</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/HashSet.html?is-external=true" title="class or interface in java.util">HashSet</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Long.html?is-external=true" title="class or interface in java.lang">Long</a>&gt;&nbsp;memo)</code>&nbsp;</td>
 </tr>
 <tr id="i84" class="altColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#rowsKnown--">rowsKnown</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i85" class="rowColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#setBeginColumn-int-">setBeginColumn</a></span>(int&nbsp;passed)</code>&nbsp;</td>
 </tr>
 <tr id="i86" class="altColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sysds/hops/Hop.html#setBeginLine-int-">setBeginLine</a></span>(int&nbsp;passed)</code>&nbsp;</td>
 </tr>
 <tr id="i87" class="rowColor">
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