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| <li>Summary: </li> |
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| <div class="subTitle">org.apache.sysds.runtime.compress.colgroup</div> |
| <h2 title="Class ColGroupDDC" class="title">Class ColGroupDDC</h2> |
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| <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><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html" title="class in org.apache.sysds.runtime.compress.colgroup">org.apache.sysds.runtime.compress.colgroup.ColGroup</a></li> |
| <li> |
| <ul class="inheritance"> |
| <li><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupValue.html" title="class in org.apache.sysds.runtime.compress.colgroup">org.apache.sysds.runtime.compress.colgroup.ColGroupValue</a></li> |
| <li> |
| <ul class="inheritance"> |
| <li>org.apache.sysds.runtime.compress.colgroup.ColGroupDDC</li> |
| </ul> |
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| <dl> |
| <dt>Direct Known Subclasses:</dt> |
| <dd><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupDDC1.html" title="class in org.apache.sysds.runtime.compress.colgroup">ColGroupDDC1</a>, <a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupDDC2.html" title="class in org.apache.sysds.runtime.compress.colgroup">ColGroupDDC2</a></dd> |
| </dl> |
| <hr> |
| <br> |
| <pre>public abstract class <span class="typeNameLabel">ColGroupDDC</span> |
| extends <a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupValue.html" title="class in org.apache.sysds.runtime.compress.colgroup">ColGroupValue</a></pre> |
| <div class="block">Class to encapsulate information about a column group that is encoded with dense dictionary encoding (DDC).</div> |
| <dl> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../../../serialized-form.html#org.apache.sysds.runtime.compress.colgroup.ColGroupDDC">Serialized Form</a></dd> |
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| </a> |
| <h3>Nested classes/interfaces inherited from class org.apache.sysds.runtime.compress.colgroup.<a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html" title="class in org.apache.sysds.runtime.compress.colgroup">ColGroup</a></h3> |
| <code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.CompressionType.html" title="enum in org.apache.sysds.runtime.compress.colgroup">ColGroup.CompressionType</a></code></li> |
| </ul> |
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| <!-- ========== METHOD SUMMARY =========== --> |
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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="t2" class="tableTab"><span><a href="javascript:show(2);">Instance 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>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupDDC.html#countNonZerosPerRow-int:A-int-int-">countNonZerosPerRow</a></span>(int[] rnnz, |
| int rl, |
| int ru)</code> |
| <div class="block">Count the number of non-zeros per row</div> |
| </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/runtime/compress/colgroup/ColGroupDDC.html#decompressToBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-int-">decompressToBlock</a></span>(<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a> target, |
| int colpos)</code> |
| <div class="block">Decompress to block.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupDDC.html#decompressToBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-int:A-">decompressToBlock</a></span>(<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a> target, |
| int[] colIndexTargets)</code> |
| <div class="block">Decompress the contents of this column group into uncompressed packed columns</div> |
| </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/runtime/compress/colgroup/ColGroupDDC.html#decompressToBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-int-int-">decompressToBlock</a></span>(<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a> target, |
| int rl, |
| int ru)</code> |
| <div class="block">Decompress the contents of this column group into the specified full matrix block.</div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>double</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupDDC.html#get-int-int-">get</a></span>(int r, |
| int c)</code> |
| <div class="block">Get the value at a global row/column position.</div> |
| </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.CompressionType.html" title="enum in org.apache.sysds.runtime.compress.colgroup">ColGroup.CompressionType</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupDDC.html#getCompType--">getCompType</a></span>()</code> |
| <div class="block">Obtain the compression type.</div> |
| </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code>int[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupDDC.html#getCounts-int:A-">getCounts</a></span>(int[] counts)</code> </td> |
| </tr> |
| <tr id="i7" class="rowColor"> |
| <td class="colFirst"><code>int[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupDDC.html#getCounts-int-int-int:A-">getCounts</a></span>(int rl, |
| int ru, |
| int[] counts)</code> </td> |
| </tr> |
| <tr id="i8" class="altColor"> |
| <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Iterator.html?is-external=true" title="class or interface in java.util">Iterator</a><<a href="../../../../../../org/apache/sysds/runtime/matrix/data/IJV.html" title="class in org.apache.sysds.runtime.matrix.data">IJV</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupDDC.html#getIterator-int-int-boolean-boolean-">getIterator</a></span>(int rl, |
| int ru, |
| boolean inclZeros, |
| boolean rowMajor)</code> |
| <div class="block">Create a column group iterator for a row index range.</div> |
| </td> |
| </tr> |
| <tr id="i9" class="rowColor"> |
| <td class="colFirst"><code>org.apache.sysds.runtime.compress.colgroup.ColGroup.ColGroupRowIterator</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupDDC.html#getRowIterator-int-int-">getRowIterator</a></span>(int rl, |
| int ru)</code> |
| <div class="block">Create a dense row iterator for a row index range.</div> |
| </td> |
| </tr> |
| <tr id="i10" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupDDC.html#leftMultByMatrix-double:A-double:A-int-double:A-int-int-int-int-int-">leftMultByMatrix</a></span>(double[] a, |
| double[] c, |
| int numVals, |
| double[] values, |
| int numRows, |
| int numCols, |
| int rl, |
| int ru, |
| int voff)</code> |
| <div class="block">Multiply the slice of the matrix that this column group represents by a row vector on the left (the original |
| column vector is assumed to be transposed already i.e.</div> |
| </td> |
| </tr> |
| <tr id="i11" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupDDC.html#leftMultByRowVector-double:A-double:A-int-">leftMultByRowVector</a></span>(double[] a, |
| double[] result, |
| int numVals)</code> |
| <div class="block">Multiply the slice of the matrix that this column group represents by a row vector on the left (the original |
| column vector is assumed to be transposed already i.e.</div> |
| </td> |
| </tr> |
| <tr id="i12" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupDDC.html#leftMultByRowVector-double:A-double:A-int-double:A-">leftMultByRowVector</a></span>(double[] a, |
| double[] c, |
| int numVals, |
| double[] values)</code> |
| <div class="block">Multiply the slice of the matrix that this column group represents by a row vector on the left (the original |
| column vector is assumed to be transposed already i.e.</div> |
| </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/runtime/compress/colgroup/ColGroupDDC.html#postScaling-double:A-double:A-double:A-int-">postScaling</a></span>(double[] values, |
| double[] vals, |
| double[] c, |
| int numVals)</code> </td> |
| </tr> |
| <tr id="i14" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupDDC.html#postScaling-double:A-double:A-double:A-int-int-int-">postScaling</a></span>(double[] values, |
| double[] vals, |
| double[] c, |
| int numVals, |
| int i, |
| int totalCols)</code> </td> |
| </tr> |
| <tr id="i15" class="rowColor"> |
| <td class="colFirst"><code>double[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupDDC.html#preAggregate-double:A-int-">preAggregate</a></span>(double[] a, |
| int numVals)</code> </td> |
| </tr> |
| <tr id="i16" class="altColor"> |
| <td class="colFirst"><code>double[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupDDC.html#preAggregate-double:A-int-int-">preAggregate</a></span>(double[] a, |
| int numVals, |
| int aRows)</code> |
| <div class="block">Pre aggregates a specific row from the input a which can be a row or a matrix.</div> |
| </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/runtime/compress/colgroup/ColGroupDDC.html#rightMultByMatrix-double:A-double:A-int-double:A-int-int-int-">rightMultByMatrix</a></span>(double[] b, |
| double[] c, |
| int numVals, |
| double[] values, |
| int rl, |
| int ru, |
| int vOff)</code> </td> |
| </tr> |
| <tr id="i18" 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/runtime/compress/colgroup/ColGroupDDC.html#toString--">toString</a></span>()</code> </td> |
| </tr> |
| </table> |
| <ul class="blockList"> |
| <li class="blockList"><a name="methods.inherited.from.class.org.apache.sysds.runtime.compress.colgroup.ColGroupValue"> |
| <!-- --> |
| </a> |
| <h3>Methods inherited from class org.apache.sysds.runtime.compress.colgroup.<a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupValue.html" title="class in org.apache.sysds.runtime.compress.colgroup">ColGroupValue</a></h3> |
| <code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupValue.html#cleanupThreadLocalMemory--">cleanupThreadLocalMemory</a>, <a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupValue.html#getByteValues--">getByteValues</a>, <a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupValue.html#getCounts--">getCounts</a>, <a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupValue.html#getCounts-int-int-">getCounts</a>, <a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupValue.html#getExactSizeOnDisk--">getExactSizeOnDisk</a>, <a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupValue.html#getIfCountsType--">getIfCountsType</a>, <a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupValue.html#getNumValues--">getNumValues</a>, <a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupValue.html#getValues--">getValues</a>, <a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupValue.html#getValuesAsBlock--">getValuesAsBlock</a>, <a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupValue.html#isLossy--">isLossy</a>, <a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupValue.html#readFields-java.io.DataInput-">readFields</a>, <a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupValue.html#setupThreadLocalMemory-int-">setupThreadLocalMemory</a>, <a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupValue.html#unaryAggregateOperations-org.apache.sysds.runtime.matrix.operators.AggregateUnaryOperator-double:A-">unaryAggregateOperations</a>, <a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupValue.html#unaryAggregateOperations-org.apache.sysds.runtime.matrix.operators.AggregateUnaryOperator-double:A-int-int-">unaryAggregateOperations</a>, <a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupValue.html#write-java.io.DataOutput-">write</a></code></li> |
| </ul> |
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| <li class="blockList"><a name="methods.inherited.from.class.org.apache.sysds.runtime.compress.colgroup.ColGroup"> |
| <!-- --> |
| </a> |
| <h3>Methods inherited from class org.apache.sysds.runtime.compress.colgroup.<a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html" title="class in org.apache.sysds.runtime.compress.colgroup">ColGroup</a></h3> |
| <code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html#estimateInMemorySize--">estimateInMemorySize</a>, <a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html#getColIndex-int-">getColIndex</a>, <a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html#getColIndices--">getColIndices</a>, <a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html#getNumCols--">getNumCols</a>, <a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html#getNumRows--">getNumRows</a>, <a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html#rightMultByVector-double:A-double:A-int-int-double:A-">rightMultByVector</a>, <a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html#scalarOperation-org.apache.sysds.runtime.matrix.operators.ScalarOperator-">scalarOperation</a>, <a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html#shiftColIndices-int-">shiftColIndices</a></code></li> |
| </ul> |
| <ul class="blockList"> |
| <li class="blockList"><a name="methods.inherited.from.class.java.lang.Object"> |
| <!-- --> |
| </a> |
| <h3>Methods inherited from class 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#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"> |
| <!-- ============ METHOD DETAIL ========== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="method.detail"> |
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| </a> |
| <h3>Method Detail</h3> |
| <a name="getCompType--"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getCompType</h4> |
| <pre>public <a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.CompressionType.html" title="enum in org.apache.sysds.runtime.compress.colgroup">ColGroup.CompressionType</a> getCompType()</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html#getCompType--">ColGroup</a></code></span></div> |
| <div class="block">Obtain the compression type.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html#getCompType--">getCompType</a></code> in class <code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html" title="class in org.apache.sysds.runtime.compress.colgroup">ColGroup</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>How the elements of the column group are compressed.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="decompressToBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-int-int-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>decompressToBlock</h4> |
| <pre>public void decompressToBlock(<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a> target, |
| int rl, |
| int ru)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html#decompressToBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-int-int-">ColGroup</a></code></span></div> |
| <div class="block">Decompress the contents of this column group into the specified full matrix block.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html#decompressToBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-int-int-">decompressToBlock</a></code> in class <code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html" title="class in org.apache.sysds.runtime.compress.colgroup">ColGroup</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>target</code> - a matrix block where the columns covered by this column group have not yet been filled in.</dd> |
| <dd><code>rl</code> - row lower</dd> |
| <dd><code>ru</code> - row upper</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="decompressToBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-int:A-"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>decompressToBlock</h4> |
| <pre>public void decompressToBlock(<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a> target, |
| int[] colIndexTargets)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html#decompressToBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-int:A-">ColGroup</a></code></span></div> |
| <div class="block">Decompress the contents of this column group into uncompressed packed columns</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html#decompressToBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-int:A-">decompressToBlock</a></code> in class <code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html" title="class in org.apache.sysds.runtime.compress.colgroup">ColGroup</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>target</code> - a dense matrix block. The block must have enough space to hold the contents of this column |
| group.</dd> |
| <dd><code>colIndexTargets</code> - array that maps column indices in the original matrix block to columns of target.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="decompressToBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-int-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>decompressToBlock</h4> |
| <pre>public void decompressToBlock(<a href="../../../../../../org/apache/sysds/runtime/matrix/data/MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a> target, |
| int colpos)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html#decompressToBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-int-">ColGroup</a></code></span></div> |
| <div class="block">Decompress to block.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html#decompressToBlock-org.apache.sysds.runtime.matrix.data.MatrixBlock-int-">decompressToBlock</a></code> in class <code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html" title="class in org.apache.sysds.runtime.compress.colgroup">ColGroup</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>target</code> - dense output vector</dd> |
| <dd><code>colpos</code> - column to decompress, error if larger or equal numCols</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="get-int-int-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>get</h4> |
| <pre>public double get(int r, |
| int c)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html#get-int-int-">ColGroup</a></code></span></div> |
| <div class="block">Get the value at a global row/column position.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html#get-int-int-">get</a></code> in class <code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html" title="class in org.apache.sysds.runtime.compress.colgroup">ColGroup</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>r</code> - row</dd> |
| <dd><code>c</code> - column</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>value at the row/column position</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="countNonZerosPerRow-int:A-int-int-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>countNonZerosPerRow</h4> |
| <pre>public void countNonZerosPerRow(int[] rnnz, |
| int rl, |
| int ru)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html#countNonZerosPerRow-int:A-int-int-">ColGroup</a></code></span></div> |
| <div class="block">Count the number of non-zeros per row</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html#countNonZerosPerRow-int:A-int-int-">countNonZerosPerRow</a></code> in class <code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html" title="class in org.apache.sysds.runtime.compress.colgroup">ColGroup</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>rnnz</code> - non-zeros per row</dd> |
| <dd><code>rl</code> - row lower bound, inclusive</dd> |
| <dd><code>ru</code> - row upper bound, exclusive</dd> |
| </dl> |
| </li> |
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| <h4>postScaling</h4> |
| <pre>public void postScaling(double[] values, |
| double[] vals, |
| double[] c, |
| int numVals)</pre> |
| </li> |
| </ul> |
| <a name="postScaling-double:A-double:A-double:A-int-int-int-"> |
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| <h4>postScaling</h4> |
| <pre>public void postScaling(double[] values, |
| double[] vals, |
| double[] c, |
| int numVals, |
| int i, |
| int totalCols)</pre> |
| </li> |
| </ul> |
| <a name="getCounts-int:A-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getCounts</h4> |
| <pre>public int[] getCounts(int[] counts)</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupValue.html#getCounts-int:A-">getCounts</a></code> in class <code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupValue.html" title="class in org.apache.sysds.runtime.compress.colgroup">ColGroupValue</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getCounts-int-int-int:A-"> |
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| </a> |
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| <h4>getCounts</h4> |
| <pre>public int[] getCounts(int rl, |
| int ru, |
| int[] counts)</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupValue.html#getCounts-int-int-int:A-">getCounts</a></code> in class <code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupValue.html" title="class in org.apache.sysds.runtime.compress.colgroup">ColGroupValue</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="rightMultByMatrix-double:A-double:A-int-double:A-int-int-int-"> |
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| </a> |
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| <li class="blockList"> |
| <h4>rightMultByMatrix</h4> |
| <pre>public void rightMultByMatrix(double[] b, |
| double[] c, |
| int numVals, |
| double[] values, |
| int rl, |
| int ru, |
| int vOff)</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html#rightMultByMatrix-double:A-double:A-int-double:A-int-int-int-">rightMultByMatrix</a></code> in class <code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html" title="class in org.apache.sysds.runtime.compress.colgroup">ColGroup</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="leftMultByMatrix-double:A-double:A-int-double:A-int-int-int-int-int-"> |
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| </a> |
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| <h4>leftMultByMatrix</h4> |
| <pre>public void leftMultByMatrix(double[] a, |
| double[] c, |
| int numVals, |
| double[] values, |
| int numRows, |
| int numCols, |
| int rl, |
| int ru, |
| int voff)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html#leftMultByMatrix-double:A-double:A-int-double:A-int-int-int-int-int-">ColGroup</a></code></span></div> |
| <div class="block">Multiply the slice of the matrix that this column group represents by a row vector on the left (the original |
| column vector is assumed to be transposed already i.e. its size now is 1xn).</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html#leftMultByMatrix-double:A-double:A-int-double:A-int-int-int-int-int-">leftMultByMatrix</a></code> in class <code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html" title="class in org.apache.sysds.runtime.compress.colgroup">ColGroup</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>a</code> - matrix to left multiply</dd> |
| <dd><code>c</code> - matrix block result</dd> |
| <dd><code>numVals</code> - The Number of values contained in the Column.</dd> |
| <dd><code>values</code> - The materialized list of values contained in the dictionary.</dd> |
| <dd><code>numRows</code> - The number of rows in the matrix input</dd> |
| <dd><code>numCols</code> - The number of columns in the colGroups parent matrix.</dd> |
| <dd><code>rl</code> - The row to start the matrix multiplication from</dd> |
| <dd><code>ru</code> - The row to stop the matrix multiplication at.</dd> |
| <dd><code>voff</code> - The offset into the first argument matrix to start at.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="leftMultByRowVector-double:A-double:A-int-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>leftMultByRowVector</h4> |
| <pre>public void leftMultByRowVector(double[] a, |
| double[] result, |
| int numVals)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html#leftMultByRowVector-double:A-double:A-int-">ColGroup</a></code></span></div> |
| <div class="block">Multiply the slice of the matrix that this column group represents by a row vector on the left (the original |
| column vector is assumed to be transposed already i.e. its size now is 1xn).</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html#leftMultByRowVector-double:A-double:A-int-">leftMultByRowVector</a></code> in class <code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html" title="class in org.apache.sysds.runtime.compress.colgroup">ColGroup</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>a</code> - row vector</dd> |
| <dd><code>result</code> - matrix block result</dd> |
| <dd><code>numVals</code> - The Number of values contained in the Column.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="preAggregate-double:A-int-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>preAggregate</h4> |
| <pre>public double[] preAggregate(double[] a, |
| int numVals)</pre> |
| </li> |
| </ul> |
| <a name="preAggregate-double:A-int-int-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>preAggregate</h4> |
| <pre>public double[] preAggregate(double[] a, |
| int numVals, |
| int aRows)</pre> |
| <div class="block">Pre aggregates a specific row from the input a which can be a row or a matrix.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>a</code> - the input vector or matrix to multiply with</dd> |
| <dd><code>numVals</code> - the number of values contained in the dictionary</dd> |
| <dd><code>aRows</code> - the row index from a</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the pre-aggregated values.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="leftMultByRowVector-double:A-double:A-int-double:A-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>leftMultByRowVector</h4> |
| <pre>public void leftMultByRowVector(double[] a, |
| double[] c, |
| int numVals, |
| double[] values)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html#leftMultByRowVector-double:A-double:A-int-double:A-">ColGroup</a></code></span></div> |
| <div class="block">Multiply the slice of the matrix that this column group represents by a row vector on the left (the original |
| column vector is assumed to be transposed already i.e. its size now is 1xn).</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html#leftMultByRowVector-double:A-double:A-int-double:A-">leftMultByRowVector</a></code> in class <code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html" title="class in org.apache.sysds.runtime.compress.colgroup">ColGroup</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>a</code> - row vector</dd> |
| <dd><code>c</code> - matrix block result</dd> |
| <dd><code>numVals</code> - The Number of values contained in the Column.</dd> |
| <dd><code>values</code> - The materialized list of values contained in the dictionary.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getIterator-int-int-boolean-boolean-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getIterator</h4> |
| <pre>public <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Iterator.html?is-external=true" title="class or interface in java.util">Iterator</a><<a href="../../../../../../org/apache/sysds/runtime/matrix/data/IJV.html" title="class in org.apache.sysds.runtime.matrix.data">IJV</a>> getIterator(int rl, |
| int ru, |
| boolean inclZeros, |
| boolean rowMajor)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html#getIterator-int-int-boolean-boolean-">ColGroup</a></code></span></div> |
| <div class="block">Create a column group iterator for a row index range.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html#getIterator-int-int-boolean-boolean-">getIterator</a></code> in class <code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html" title="class in org.apache.sysds.runtime.compress.colgroup">ColGroup</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>rl</code> - row lower index, inclusive</dd> |
| <dd><code>ru</code> - row upper index, exclusive</dd> |
| <dd><code>inclZeros</code> - include zero values into scope of iterator</dd> |
| <dd><code>rowMajor</code> - use a row major iteration order</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>an iterator instance</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getRowIterator-int-int-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getRowIterator</h4> |
| <pre>public org.apache.sysds.runtime.compress.colgroup.ColGroup.ColGroupRowIterator getRowIterator(int rl, |
| int ru)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html#getRowIterator-int-int-">ColGroup</a></code></span></div> |
| <div class="block">Create a dense row iterator for a row index range. This iterator implies the inclusion of zeros and row-major |
| iteration order.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html#getRowIterator-int-int-">getRowIterator</a></code> in class <code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html" title="class in org.apache.sysds.runtime.compress.colgroup">ColGroup</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>rl</code> - row lower index, inclusive</dd> |
| <dd><code>ru</code> - row upper index, exclusive</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>an iterator instance</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="toString--"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>toString</h4> |
| <pre>public <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> toString()</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupValue.html#toString--">toString</a></code> in class <code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupValue.html" title="class in org.apache.sysds.runtime.compress.colgroup">ColGroupValue</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </div> |
| </div> |
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