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| <div class="subTitle">org.apache.sysds.runtime.instructions.spark.utils</div> |
| <h2 title="Class RDDAggregateUtils" class="title">Class RDDAggregateUtils</h2> |
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| <pre>public class <span class="typeNameLabel">RDDAggregateUtils</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> |
| <div class="block">Collection of utility methods for aggregating binary block rdds. As a general |
| policy always call stable algorithms which maintain corrections over blocks |
| per key. The performance overhead over a simple reducebykey is roughly 7-10% |
| and with that acceptable.</div> |
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| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/sysds/runtime/instructions/spark/utils/RDDAggregateUtils.html#RDDAggregateUtils--">RDDAggregateUtils</a></span>()</code> </td> |
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| <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"> </span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></span><span class="tabEnd"> </span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd"> </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 org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</a>,<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/sysds/runtime/instructions/spark/utils/RDDAggregateUtils.html#aggByKeyStable-org.apache.spark.api.java.JavaPairRDD-org.apache.sysds.runtime.matrix.operators.AggregateOperator-">aggByKeyStable</a></span>(org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</a>,<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>> in, |
| <a href="../../../../../../../org/apache/sysds/runtime/matrix/operators/AggregateOperator.html" title="class in org.apache.sysds.runtime.matrix.operators">AggregateOperator</a> aop)</code> </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>static org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</a>,<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/sysds/runtime/instructions/spark/utils/RDDAggregateUtils.html#aggByKeyStable-org.apache.spark.api.java.JavaPairRDD-org.apache.sysds.runtime.matrix.operators.AggregateOperator-boolean-">aggByKeyStable</a></span>(org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</a>,<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>> in, |
| <a href="../../../../../../../org/apache/sysds/runtime/matrix/operators/AggregateOperator.html" title="class in org.apache.sysds.runtime.matrix.operators">AggregateOperator</a> aop, |
| boolean deepCopyCombiner)</code> </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>static org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</a>,<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/sysds/runtime/instructions/spark/utils/RDDAggregateUtils.html#aggByKeyStable-org.apache.spark.api.java.JavaPairRDD-org.apache.sysds.runtime.matrix.operators.AggregateOperator-int-boolean-">aggByKeyStable</a></span>(org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</a>,<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>> in, |
| <a href="../../../../../../../org/apache/sysds/runtime/matrix/operators/AggregateOperator.html" title="class in org.apache.sysds.runtime.matrix.operators">AggregateOperator</a> aop, |
| int numPartitions, |
| boolean deepCopyCombiner)</code> </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>static <a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/sysds/runtime/instructions/spark/utils/RDDAggregateUtils.html#aggStable-org.apache.spark.api.java.JavaPairRDD-org.apache.sysds.runtime.matrix.operators.AggregateOperator-">aggStable</a></span>(org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</a>,<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>> in, |
| <a href="../../../../../../../org/apache/sysds/runtime/matrix/operators/AggregateOperator.html" title="class in org.apache.sysds.runtime.matrix.operators">AggregateOperator</a> aop)</code> |
| <div class="block">Single block aggregation over pair rdds with corrections for numerical stability.</div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/sysds/runtime/instructions/spark/utils/RDDAggregateUtils.html#aggStable-org.apache.spark.api.java.JavaRDD-org.apache.sysds.runtime.matrix.operators.AggregateOperator-">aggStable</a></span>(org.apache.spark.api.java.JavaRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>> in, |
| <a href="../../../../../../../org/apache/sysds/runtime/matrix/operators/AggregateOperator.html" title="class in org.apache.sysds.runtime.matrix.operators">AggregateOperator</a> aop)</code> |
| <div class="block">Single block aggregation over rdds with corrections for numerical stability.</div> |
| </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code>static <a href="../../../../../../../org/apache/sysds/runtime/data/TensorBlock.html" title="class in org.apache.sysds.runtime.data">TensorBlock</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/sysds/runtime/instructions/spark/utils/RDDAggregateUtils.html#aggStableTensor-org.apache.spark.api.java.JavaPairRDD-org.apache.sysds.runtime.matrix.operators.AggregateOperator-">aggStableTensor</a></span>(org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/data/TensorIndexes.html" title="class in org.apache.sysds.runtime.data">TensorIndexes</a>,<a href="../../../../../../../org/apache/sysds/runtime/data/TensorBlock.html" title="class in org.apache.sysds.runtime.data">TensorBlock</a>> in, |
| <a href="../../../../../../../org/apache/sysds/runtime/matrix/operators/AggregateOperator.html" title="class in org.apache.sysds.runtime.matrix.operators">AggregateOperator</a> aop)</code> |
| <div class="block">Single block aggregation over pair rdds with corrections for numerical stability.</div> |
| </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../../../../../org/apache/sysds/runtime/data/TensorBlock.html" title="class in org.apache.sysds.runtime.data">TensorBlock</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/sysds/runtime/instructions/spark/utils/RDDAggregateUtils.html#aggStableTensor-org.apache.spark.api.java.JavaRDD-org.apache.sysds.runtime.matrix.operators.AggregateOperator-">aggStableTensor</a></span>(org.apache.spark.api.java.JavaRDD<<a href="../../../../../../../org/apache/sysds/runtime/data/TensorBlock.html" title="class in org.apache.sysds.runtime.data">TensorBlock</a>> in, |
| <a href="../../../../../../../org/apache/sysds/runtime/matrix/operators/AggregateOperator.html" title="class in org.apache.sysds.runtime.matrix.operators">AggregateOperator</a> aop)</code> |
| <div class="block">Single block aggregation over rdds with corrections for numerical stability.</div> |
| </td> |
| </tr> |
| <tr id="i7" class="rowColor"> |
| <td class="colFirst"><code>static double</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/sysds/runtime/instructions/spark/utils/RDDAggregateUtils.html#max-org.apache.spark.api.java.JavaPairRDD-">max</a></span>(org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</a>,<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>> in)</code> </td> |
| </tr> |
| <tr id="i8" class="altColor"> |
| <td class="colFirst"><code>static org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</a>,<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/sysds/runtime/instructions/spark/utils/RDDAggregateUtils.html#mergeByKey-org.apache.spark.api.java.JavaPairRDD-">mergeByKey</a></span>(org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</a>,<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>> in)</code> |
| <div class="block">Merges disjoint data of all blocks per key.</div> |
| </td> |
| </tr> |
| <tr id="i9" class="rowColor"> |
| <td class="colFirst"><code>static org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</a>,<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/sysds/runtime/instructions/spark/utils/RDDAggregateUtils.html#mergeByKey-org.apache.spark.api.java.JavaPairRDD-boolean-">mergeByKey</a></span>(org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</a>,<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>> in, |
| boolean deepCopyCombiner)</code> |
| <div class="block">Merges disjoint data of all blocks per key.</div> |
| </td> |
| </tr> |
| <tr id="i10" class="altColor"> |
| <td class="colFirst"><code>static org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</a>,<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/sysds/runtime/instructions/spark/utils/RDDAggregateUtils.html#mergeByKey-org.apache.spark.api.java.JavaPairRDD-int-boolean-">mergeByKey</a></span>(org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</a>,<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>> in, |
| int numPartitions, |
| boolean deepCopyCombiner)</code> |
| <div class="block">Merges disjoint data of all blocks per key.</div> |
| </td> |
| </tr> |
| <tr id="i11" class="rowColor"> |
| <td class="colFirst"><code>static org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</a>,<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/sysds/runtime/instructions/spark/utils/RDDAggregateUtils.html#mergeRowsByKey-org.apache.spark.api.java.JavaPairRDD-">mergeRowsByKey</a></span>(org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</a>,<a href="../../../../../../../org/apache/sysds/runtime/instructions/spark/data/RowMatrixBlock.html" title="class in org.apache.sysds.runtime.instructions.spark.data">RowMatrixBlock</a>> in)</code> |
| <div class="block">Merges disjoint data of all blocks per key.</div> |
| </td> |
| </tr> |
| <tr id="i12" class="altColor"> |
| <td class="colFirst"><code>static org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</a>,<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/sysds/runtime/instructions/spark/utils/RDDAggregateUtils.html#sumByKeyStable-org.apache.spark.api.java.JavaPairRDD-">sumByKeyStable</a></span>(org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</a>,<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>> in)</code> </td> |
| </tr> |
| <tr id="i13" class="rowColor"> |
| <td class="colFirst"><code>static org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</a>,<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/sysds/runtime/instructions/spark/utils/RDDAggregateUtils.html#sumByKeyStable-org.apache.spark.api.java.JavaPairRDD-boolean-">sumByKeyStable</a></span>(org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</a>,<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>> in, |
| boolean deepCopyCombiner)</code> </td> |
| </tr> |
| <tr id="i14" class="altColor"> |
| <td class="colFirst"><code>static org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</a>,<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/sysds/runtime/instructions/spark/utils/RDDAggregateUtils.html#sumByKeyStable-org.apache.spark.api.java.JavaPairRDD-int-boolean-">sumByKeyStable</a></span>(org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</a>,<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>> in, |
| int numPartitions, |
| boolean deepCopyCombiner)</code> </td> |
| </tr> |
| <tr id="i15" class="rowColor"> |
| <td class="colFirst"><code>static org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</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>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/sysds/runtime/instructions/spark/utils/RDDAggregateUtils.html#sumCellsByKeyStable-org.apache.spark.api.java.JavaPairRDD-">sumCellsByKeyStable</a></span>(org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</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>> in)</code> </td> |
| </tr> |
| <tr id="i16" class="altColor"> |
| <td class="colFirst"><code>static org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</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>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/sysds/runtime/instructions/spark/utils/RDDAggregateUtils.html#sumCellsByKeyStable-org.apache.spark.api.java.JavaPairRDD-int-">sumCellsByKeyStable</a></span>(org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</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>> in, |
| int numParts)</code> </td> |
| </tr> |
| <tr id="i17" class="rowColor"> |
| <td class="colFirst"><code>static <a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/sysds/runtime/instructions/spark/utils/RDDAggregateUtils.html#sumStable-org.apache.spark.api.java.JavaPairRDD-">sumStable</a></span>(org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</a>,<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>> in)</code> </td> |
| </tr> |
| <tr id="i18" class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/sysds/runtime/instructions/spark/utils/RDDAggregateUtils.html#sumStable-org.apache.spark.api.java.JavaRDD-">sumStable</a></span>(org.apache.spark.api.java.JavaRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>> in)</code> </td> |
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| <pre>public RDDAggregateUtils()</pre> |
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| <pre>public static <a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a> sumStable(org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</a>,<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>> in)</pre> |
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| <pre>public static <a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a> sumStable(org.apache.spark.api.java.JavaRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>> in)</pre> |
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| <pre>public static org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</a>,<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>> sumByKeyStable(org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</a>,<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>> in)</pre> |
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| <pre>public static org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</a>,<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>> sumByKeyStable(org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</a>,<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>> in, |
| boolean deepCopyCombiner)</pre> |
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| <pre>public static org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</a>,<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>> sumByKeyStable(org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</a>,<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>> in, |
| int numPartitions, |
| boolean deepCopyCombiner)</pre> |
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| <pre>public static org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</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>> sumCellsByKeyStable(org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</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>> in)</pre> |
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| <pre>public static org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</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>> sumCellsByKeyStable(org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</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>> in, |
| int numParts)</pre> |
| </li> |
| </ul> |
| <a name="aggStable-org.apache.spark.api.java.JavaPairRDD-org.apache.sysds.runtime.matrix.operators.AggregateOperator-"> |
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| <h4>aggStable</h4> |
| <pre>public static <a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a> aggStable(org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</a>,<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>> in, |
| <a href="../../../../../../../org/apache/sysds/runtime/matrix/operators/AggregateOperator.html" title="class in org.apache.sysds.runtime.matrix.operators">AggregateOperator</a> aop)</pre> |
| <div class="block">Single block aggregation over pair rdds with corrections for numerical stability.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>in</code> - matrix as <code>JavaPairRDD<MatrixIndexes, MatrixBlock></code></dd> |
| <dd><code>aop</code> - aggregate operator</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>matrix block</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="aggStable-org.apache.spark.api.java.JavaRDD-org.apache.sysds.runtime.matrix.operators.AggregateOperator-"> |
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| <pre>public static <a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a> aggStable(org.apache.spark.api.java.JavaRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>> in, |
| <a href="../../../../../../../org/apache/sysds/runtime/matrix/operators/AggregateOperator.html" title="class in org.apache.sysds.runtime.matrix.operators">AggregateOperator</a> aop)</pre> |
| <div class="block">Single block aggregation over rdds with corrections for numerical stability.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>in</code> - matrix as <code>JavaRDD<MatrixBlock></code></dd> |
| <dd><code>aop</code> - aggregate operator</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>matrix block</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="aggStableTensor-org.apache.spark.api.java.JavaPairRDD-org.apache.sysds.runtime.matrix.operators.AggregateOperator-"> |
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| <h4>aggStableTensor</h4> |
| <pre>public static <a href="../../../../../../../org/apache/sysds/runtime/data/TensorBlock.html" title="class in org.apache.sysds.runtime.data">TensorBlock</a> aggStableTensor(org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/data/TensorIndexes.html" title="class in org.apache.sysds.runtime.data">TensorIndexes</a>,<a href="../../../../../../../org/apache/sysds/runtime/data/TensorBlock.html" title="class in org.apache.sysds.runtime.data">TensorBlock</a>> in, |
| <a href="../../../../../../../org/apache/sysds/runtime/matrix/operators/AggregateOperator.html" title="class in org.apache.sysds.runtime.matrix.operators">AggregateOperator</a> aop)</pre> |
| <div class="block">Single block aggregation over pair rdds with corrections for numerical stability.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>in</code> - tensor as <code>JavaPairRDD<TensorIndexes, TensorBlock></code></dd> |
| <dd><code>aop</code> - aggregate operator</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>tensor block</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="aggStableTensor-org.apache.spark.api.java.JavaRDD-org.apache.sysds.runtime.matrix.operators.AggregateOperator-"> |
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| <pre>public static <a href="../../../../../../../org/apache/sysds/runtime/data/TensorBlock.html" title="class in org.apache.sysds.runtime.data">TensorBlock</a> aggStableTensor(org.apache.spark.api.java.JavaRDD<<a href="../../../../../../../org/apache/sysds/runtime/data/TensorBlock.html" title="class in org.apache.sysds.runtime.data">TensorBlock</a>> in, |
| <a href="../../../../../../../org/apache/sysds/runtime/matrix/operators/AggregateOperator.html" title="class in org.apache.sysds.runtime.matrix.operators">AggregateOperator</a> aop)</pre> |
| <div class="block">Single block aggregation over rdds with corrections for numerical stability.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>in</code> - tensor as <code>JavaRDD<TensorBlock></code></dd> |
| <dd><code>aop</code> - aggregate operator</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>tensor block</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="aggByKeyStable-org.apache.spark.api.java.JavaPairRDD-org.apache.sysds.runtime.matrix.operators.AggregateOperator-"> |
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| <pre>public static org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</a>,<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>> aggByKeyStable(org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</a>,<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>> in, |
| <a href="../../../../../../../org/apache/sysds/runtime/matrix/operators/AggregateOperator.html" title="class in org.apache.sysds.runtime.matrix.operators">AggregateOperator</a> aop)</pre> |
| </li> |
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| <pre>public static org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</a>,<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>> aggByKeyStable(org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</a>,<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>> in, |
| <a href="../../../../../../../org/apache/sysds/runtime/matrix/operators/AggregateOperator.html" title="class in org.apache.sysds.runtime.matrix.operators">AggregateOperator</a> aop, |
| boolean deepCopyCombiner)</pre> |
| </li> |
| </ul> |
| <a name="aggByKeyStable-org.apache.spark.api.java.JavaPairRDD-org.apache.sysds.runtime.matrix.operators.AggregateOperator-int-boolean-"> |
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| <pre>public static org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</a>,<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>> aggByKeyStable(org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</a>,<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>> in, |
| <a href="../../../../../../../org/apache/sysds/runtime/matrix/operators/AggregateOperator.html" title="class in org.apache.sysds.runtime.matrix.operators">AggregateOperator</a> aop, |
| int numPartitions, |
| boolean deepCopyCombiner)</pre> |
| </li> |
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| <h4>max</h4> |
| <pre>public static double max(org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</a>,<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>> in)</pre> |
| </li> |
| </ul> |
| <a name="mergeByKey-org.apache.spark.api.java.JavaPairRDD-"> |
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| <h4>mergeByKey</h4> |
| <pre>public static org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</a>,<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>> mergeByKey(org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</a>,<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>> in)</pre> |
| <div class="block">Merges disjoint data of all blocks per key. |
| |
| Note: The behavior of this method is undefined for both sparse and dense data if the |
| assumption of disjoint data is violated.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>in</code> - matrix as <code>JavaPairRDD<MatrixIndexes, MatrixBlock></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>matrix as <code>JavaPairRDD<MatrixIndexes, MatrixBlock></code></dd> |
| </dl> |
| </li> |
| </ul> |
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| <h4>mergeByKey</h4> |
| <pre>public static org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</a>,<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>> mergeByKey(org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</a>,<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>> in, |
| boolean deepCopyCombiner)</pre> |
| <div class="block">Merges disjoint data of all blocks per key. |
| |
| Note: The behavior of this method is undefined for both sparse and dense data if the |
| assumption of disjoint data is violated.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>in</code> - matrix as <code>JavaPairRDD<MatrixIndexes, MatrixBlock></code></dd> |
| <dd><code>deepCopyCombiner</code> - indicator if the createCombiner functions needs to deep copy the input block</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>matrix as <code>JavaPairRDD<MatrixIndexes, MatrixBlock></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="mergeByKey-org.apache.spark.api.java.JavaPairRDD-int-boolean-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>mergeByKey</h4> |
| <pre>public static org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</a>,<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>> mergeByKey(org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</a>,<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>> in, |
| int numPartitions, |
| boolean deepCopyCombiner)</pre> |
| <div class="block">Merges disjoint data of all blocks per key. |
| |
| Note: The behavior of this method is undefined for both sparse and dense data if the |
| assumption of disjoint data is violated.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>in</code> - matrix as <code>JavaPairRDD<MatrixIndexes, MatrixBlock></code></dd> |
| <dd><code>numPartitions</code> - number of output partitions</dd> |
| <dd><code>deepCopyCombiner</code> - indicator if the createCombiner functions needs to deep copy the input block</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>matrix as <code>JavaPairRDD<MatrixIndexes, MatrixBlock></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="mergeRowsByKey-org.apache.spark.api.java.JavaPairRDD-"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>mergeRowsByKey</h4> |
| <pre>public static org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</a>,<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>> mergeRowsByKey(org.apache.spark.api.java.JavaPairRDD<<a href="../../../../../../../org/apache/sysds/runtime/matrix/data/MatrixIndexes.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixIndexes</a>,<a href="../../../../../../../org/apache/sysds/runtime/instructions/spark/data/RowMatrixBlock.html" title="class in org.apache.sysds.runtime.instructions.spark.data">RowMatrixBlock</a>> in)</pre> |
| <div class="block">Merges disjoint data of all blocks per key. |
| |
| Note: The behavior of this method is undefined for both sparse and dense data if the |
| assumption of disjoint data is violated.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>in</code> - matrix as <code>JavaPairRDD<MatrixIndexes, RowMatrixBlock></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>matrix as <code>JavaPairRDD<MatrixIndexes, MatrixBlock></code></dd> |
| </dl> |
| </li> |
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