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<h2 title="Class DataCharacteristics" class="title">Class DataCharacteristics</h2>
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<pre>public abstract class <span class="typeNameLabel">DataCharacteristics</span>
extends <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">Object</a>
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<th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="#%3Cinit%3E()">DataCharacteristics</a></span>()</code></th>
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<td class="colFirst"><code>static void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#aggregateBinary(org.apache.sysds.runtime.meta.DataCharacteristics,org.apache.sysds.runtime.meta.DataCharacteristics,org.apache.sysds.runtime.matrix.operators.AggregateBinaryOperator,org.apache.sysds.runtime.meta.DataCharacteristics)">aggregateBinary</a></span>&#8203;(<a href="DataCharacteristics.html" title="class in org.apache.sysds.runtime.meta">DataCharacteristics</a>&nbsp;dim1,
<a href="DataCharacteristics.html" title="class in org.apache.sysds.runtime.meta">DataCharacteristics</a>&nbsp;dim2,
<a href="../matrix/operators/AggregateBinaryOperator.html" title="class in org.apache.sysds.runtime.matrix.operators">AggregateBinaryOperator</a>&nbsp;op,
<a href="DataCharacteristics.html" title="class in org.apache.sysds.runtime.meta">DataCharacteristics</a>&nbsp;dimOut)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i1" class="rowColor">
<td class="colFirst"><code>static void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#aggregateUnary(org.apache.sysds.runtime.meta.DataCharacteristics,org.apache.sysds.runtime.matrix.operators.AggregateUnaryOperator,org.apache.sysds.runtime.meta.DataCharacteristics)">aggregateUnary</a></span>&#8203;(<a href="DataCharacteristics.html" title="class in org.apache.sysds.runtime.meta">DataCharacteristics</a>&nbsp;dim,
<a href="../matrix/operators/AggregateUnaryOperator.html" title="class in org.apache.sysds.runtime.matrix.operators">AggregateUnaryOperator</a>&nbsp;op,
<a href="DataCharacteristics.html" title="class in org.apache.sysds.runtime.meta">DataCharacteristics</a>&nbsp;dimOut)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i2" class="altColor">
<td class="colFirst"><code>boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#colsKnown()">colsKnown</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i3" class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#dimsKnown()">dimsKnown</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i4" class="altColor">
<td class="colFirst"><code>boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#dimsKnown(boolean)">dimsKnown</a></span>&#8203;(boolean&nbsp;includeNnz)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i5" class="rowColor">
<td class="colFirst"><code>abstract boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#equalDims(java.lang.Object)">equalDims</a></span>&#8203;(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">Object</a>&nbsp;anObject)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i6" class="altColor">
<td class="colFirst"><code>abstract boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#equals(java.lang.Object)">equals</a></span>&#8203;(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">Object</a>&nbsp;anObject)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i7" class="rowColor">
<td class="colFirst"><code>int</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getBlocksize()">getBlocksize</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i8" class="altColor">
<td class="colFirst"><code>long</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getCols()">getCols</a></span>()</code></th>
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<td class="colFirst"><code>long</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getDim(int)">getDim</a></span>&#8203;(int&nbsp;i)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
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<td class="colFirst"><code>long[]</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getDims()">getDims</a></span>()</code></th>
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</tr>
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<td class="colFirst"><code>int[]</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getIntDims()">getIntDims</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
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<tr id="i12" class="altColor">
<td class="colFirst"><code>long</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getLength()">getLength</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i13" class="rowColor">
<td class="colFirst"><code>long[]</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getLongDims()">getLongDims</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i14" class="altColor">
<td class="colFirst"><code>long</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getNonZeros()">getNonZeros</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i15" class="rowColor">
<td class="colFirst"><code>long</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getNonZerosBound()">getNonZerosBound</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i16" class="altColor">
<td class="colFirst"><code>long</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getNumBlocks()">getNumBlocks</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i17" class="rowColor">
<td class="colFirst"><code>long</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getNumBlocks(int)">getNumBlocks</a></span>&#8203;(int&nbsp;i)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i18" class="altColor">
<td class="colFirst"><code>long</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getNumColBlocks()">getNumColBlocks</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i19" class="rowColor">
<td class="colFirst"><code>int</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getNumDims()">getNumDims</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i20" class="altColor">
<td class="colFirst"><code>long</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getNumRowBlocks()">getNumRowBlocks</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i21" class="rowColor">
<td class="colFirst"><code>long</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getRows()">getRows</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i22" class="altColor">
<td class="colFirst"><code>double</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getSparsity()">getSparsity</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i23" class="rowColor">
<td class="colFirst"><code>abstract int</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#hashCode()">hashCode</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i24" class="altColor">
<td class="colFirst"><code>boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#isNoEmptyBlocks()">isNoEmptyBlocks</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i25" class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#isUltraSparse()">isUltraSparse</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i26" class="altColor">
<td class="colFirst"><code>boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#mightHaveEmptyBlocks()">mightHaveEmptyBlocks</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i27" class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#nnzKnown()">nnzKnown</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i28" class="altColor">
<td class="colFirst"><code>static void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#reorg(org.apache.sysds.runtime.meta.DataCharacteristics,org.apache.sysds.runtime.matrix.operators.ReorgOperator,org.apache.sysds.runtime.meta.DataCharacteristics)">reorg</a></span>&#8203;(<a href="DataCharacteristics.html" title="class in org.apache.sysds.runtime.meta">DataCharacteristics</a>&nbsp;dim,
<a href="../matrix/operators/ReorgOperator.html" title="class in org.apache.sysds.runtime.matrix.operators">ReorgOperator</a>&nbsp;op,
<a href="DataCharacteristics.html" title="class in org.apache.sysds.runtime.meta">DataCharacteristics</a>&nbsp;dimOut)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i29" class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#rowsKnown()">rowsKnown</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i30" class="altColor">
<td class="colFirst"><code><a href="DataCharacteristics.html" title="class in org.apache.sysds.runtime.meta">DataCharacteristics</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#set(long%5B%5D,int)">set</a></span>&#8203;(long[]&nbsp;dims,
int&nbsp;blocksize)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i31" class="rowColor">
<td class="colFirst"><code><a href="DataCharacteristics.html" title="class in org.apache.sysds.runtime.meta">DataCharacteristics</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#set(long%5B%5D,int,long)">set</a></span>&#8203;(long[]&nbsp;dims,
int&nbsp;blocksize,
long&nbsp;nnz)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i32" class="altColor">
<td class="colFirst"><code><a href="DataCharacteristics.html" title="class in org.apache.sysds.runtime.meta">DataCharacteristics</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#set(long,long,int)">set</a></span>&#8203;(long&nbsp;nr,
long&nbsp;nc,
int&nbsp;blen)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i33" class="rowColor">
<td class="colFirst"><code><a href="DataCharacteristics.html" title="class in org.apache.sysds.runtime.meta">DataCharacteristics</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#set(long,long,int,long)">set</a></span>&#8203;(long&nbsp;nr,
long&nbsp;nc,
int&nbsp;blen,
long&nbsp;nnz)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i34" class="altColor">
<td class="colFirst"><code><a href="DataCharacteristics.html" title="class in org.apache.sysds.runtime.meta">DataCharacteristics</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#set(org.apache.sysds.runtime.meta.DataCharacteristics)">set</a></span>&#8203;(<a href="DataCharacteristics.html" title="class in org.apache.sysds.runtime.meta">DataCharacteristics</a>&nbsp;that)</code></th>
<td class="colLast">&nbsp;</td>
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<tr id="i35" class="rowColor">
<td class="colFirst"><code><a href="DataCharacteristics.html" title="class in org.apache.sysds.runtime.meta">DataCharacteristics</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#setBlocksize(int)">setBlocksize</a></span>&#8203;(int&nbsp;blen)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i36" class="altColor">
<td class="colFirst"><code><a href="DataCharacteristics.html" title="class in org.apache.sysds.runtime.meta">DataCharacteristics</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#setCols(long)">setCols</a></span>&#8203;(long&nbsp;clen)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i37" class="rowColor">
<td class="colFirst"><code><a href="DataCharacteristics.html" title="class in org.apache.sysds.runtime.meta">DataCharacteristics</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#setDim(int,long)">setDim</a></span>&#8203;(int&nbsp;i,
long&nbsp;dim)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i38" class="altColor">
<td class="colFirst"><code><a href="DataCharacteristics.html" title="class in org.apache.sysds.runtime.meta">DataCharacteristics</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#setDimension(long,long)">setDimension</a></span>&#8203;(long&nbsp;nr,
long&nbsp;nc)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i39" class="rowColor">
<td class="colFirst"><code><a href="DataCharacteristics.html" title="class in org.apache.sysds.runtime.meta">DataCharacteristics</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#setDims(long%5B%5D)">setDims</a></span>&#8203;(long[]&nbsp;dims)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i40" class="altColor">
<td class="colFirst"><code><a href="DataCharacteristics.html" title="class in org.apache.sysds.runtime.meta">DataCharacteristics</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#setNoEmptyBlocks(boolean)">setNoEmptyBlocks</a></span>&#8203;(boolean&nbsp;flag)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
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<td class="colFirst"><code><a href="DataCharacteristics.html" title="class in org.apache.sysds.runtime.meta">DataCharacteristics</a></code></td>
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