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| <div class="subTitle">org.apache.sysds.runtime.compress.colgroup</div> |
| <h2 title="Class ColGroupOffset" class="title">Class ColGroupOffset</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.ColGroupOffset</li> |
| </ul> |
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| <dl> |
| <dt>Direct Known Subclasses:</dt> |
| <dd><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupOLE.html" title="class in org.apache.sysds.runtime.compress.colgroup">ColGroupOLE</a>, <a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupRLE.html" title="class in org.apache.sysds.runtime.compress.colgroup">ColGroupRLE</a></dd> |
| </dl> |
| <hr> |
| <br> |
| <pre>public abstract class <span class="typeNameLabel">ColGroupOffset</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">Base class for column groups encoded with various types of bitmap encoding. |
| |
| |
| NOTES: * OLE: separate storage segment length and bitmaps led to a 30% improvement but not applied because more |
| difficult to support both data layouts at the same time (distributed/local as well as w/ and w/o low-level opt)</div> |
| <dl> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../../../serialized-form.html#org.apache.sysds.runtime.compress.colgroup.ColGroupOffset">Serialized Form</a></dd> |
| </dl> |
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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="t3" class="tableTab"><span><a href="javascript:show(4);">Abstract 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/ColGroupOffset.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="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/ColGroupOffset.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="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/ColGroupOffset.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="i3" class="rowColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupOffset.html#estimateInMemorySize--">estimateInMemorySize</a></span>()</code> |
| <div class="block">Note: Must be overridden by child classes to account for additional data and metadata</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/ColGroupOffset.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>int[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupOffset.html#getBitmapOffsets--">getBitmapOffsets</a></span>()</code> </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code>char[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupOffset.html#getBitmaps--">getBitmaps</a></span>()</code> </td> |
| </tr> |
| <tr id="i7" class="rowColor"> |
| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupOffset.html#getExactSizeOnDisk--">getExactSizeOnDisk</a></span>()</code> |
| <div class="block">Returns the exact serialized size of column group.</div> |
| </td> |
| </tr> |
| <tr id="i8" class="altColor"> |
| <td class="colFirst"><code>abstract <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="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupOffset.html#getIterator-int-">getIterator</a></span>(int k)</code> </td> |
| </tr> |
| <tr id="i9" class="rowColor"> |
| <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/ColGroupOffset.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="i10" class="altColor"> |
| <td class="colFirst"><code>abstract <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="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupOffset.html#getIterator-int-int-int-">getIterator</a></span>(int k, |
| int rl, |
| int ru)</code> </td> |
| </tr> |
| <tr id="i11" class="rowColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupOffset.html#hasZeros--">hasZeros</a></span>()</code> </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/ColGroupOffset.html#readFields-java.io.DataInput-">readFields</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/DataInput.html?is-external=true" title="class or interface in java.io">DataInput</a> in)</code> |
| <div class="block">Deserialize column group from data input.</div> |
| </td> |
| </tr> |
| <tr id="i13" 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/runtime/compress/colgroup/ColGroupOffset.html#toString--">toString</a></span>()</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/ColGroupOffset.html#write-java.io.DataOutput-">write</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/DataOutput.html?is-external=true" title="class or interface in java.io">DataOutput</a> out)</code> |
| <div class="block">Serializes column group to data output.</div> |
| </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:A-">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#getCounts-int-int-int:A-">getCounts</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#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></code></li> |
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| <li class="blockList"><a name="methods.inherited.from.class.org.apache.sysds.runtime.compress.colgroup.ColGroup"> |
| <!-- --> |
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| <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#countNonZerosPerRow-int:A-int-int-">countNonZerosPerRow</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#getCompType--">getCompType</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#getRowIterator-int-int-">getRowIterator</a>, <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>, <a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html#leftMultByRowVector-double:A-double:A-int-">leftMultByRowVector</a>, <a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html#leftMultByRowVector-double:A-double:A-int-double:A-">leftMultByRowVector</a>, <a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html#rightMultByMatrix-double:A-double:A-int-double:A-int-int-int-">rightMultByMatrix</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> |
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| <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 ========== --> |
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| </a> |
| <h3>Method Detail</h3> |
| <a name="estimateInMemorySize--"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>estimateInMemorySize</h4> |
| <pre>public long estimateInMemorySize()</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html#estimateInMemorySize--">ColGroup</a></code></span></div> |
| <div class="block">Note: Must be overridden by child classes to account for additional data and metadata</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html#estimateInMemorySize--">estimateInMemorySize</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>an upper bound on the number of bytes used to store this ColGroup in memory.</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-"> |
| <!-- --> |
| </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[] 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="getBitmaps--"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getBitmaps</h4> |
| <pre>public char[] getBitmaps()</pre> |
| </li> |
| </ul> |
| <a name="getBitmapOffsets--"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getBitmapOffsets</h4> |
| <pre>public int[] getBitmapOffsets()</pre> |
| </li> |
| </ul> |
| <a name="hasZeros--"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>hasZeros</h4> |
| <pre>public boolean hasZeros()</pre> |
| </li> |
| </ul> |
| <a name="readFields-java.io.DataInput-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>readFields</h4> |
| <pre>public void readFields(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/DataInput.html?is-external=true" title="class or interface in java.io">DataInput</a> in) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html#readFields-java.io.DataInput-">ColGroup</a></code></span></div> |
| <div class="block">Deserialize column group from data input.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupValue.html#readFields-java.io.DataInput-">readFields</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> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>in</code> - data input</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code> - if IOException occurs</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="write-java.io.DataOutput-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>write</h4> |
| <pre>public void write(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/DataOutput.html?is-external=true" title="class or interface in java.io">DataOutput</a> out) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html#write-java.io.DataOutput-">ColGroup</a></code></span></div> |
| <div class="block">Serializes column group to data output.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupValue.html#write-java.io.DataOutput-">write</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> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>out</code> - data output</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code> - if IOException occurs</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getExactSizeOnDisk--"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getExactSizeOnDisk</h4> |
| <pre>public long getExactSizeOnDisk()</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroup.html#getExactSizeOnDisk--">ColGroup</a></code></span></div> |
| <div class="block">Returns the exact serialized size of column group. This can be used for example for buffer preallocation.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/sysds/runtime/compress/colgroup/ColGroupValue.html#getExactSizeOnDisk--">getExactSizeOnDisk</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> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>exact serialized size for column group</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="getIterator-int-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getIterator</h4> |
| <pre>public abstract <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="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</a>> getIterator(int k)</pre> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>k</code> - index of value tuple with associated bitmap</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>an iterator over the row offsets in this bitmap</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getIterator-int-int-int-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getIterator</h4> |
| <pre>public abstract <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="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</a>> getIterator(int k, |
| int rl, |
| int ru)</pre> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>k</code> - index of value tuple with associated bitmap</dd> |
| <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 over the row offsets in this bitmap</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> |
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