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 <div class="subTitle">org.apache.sysds.runtime.data</div>
 <h2 title="Class DenseBlock" class="title">Class DenseBlock</h2>
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 <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>
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 <li>org.apache.sysds.runtime.data.DenseBlock</li>
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 </dl>
 <dl>
 <dt>Direct Known Subclasses:</dt>
 <dd><a href="../../../../../org/apache/sysds/runtime/data/DenseBlockDRB.html" title="class in org.apache.sysds.runtime.data">DenseBlockDRB</a>, <a href="../../../../../org/apache/sysds/runtime/data/DenseBlockLDRB.html" title="class in org.apache.sysds.runtime.data">DenseBlockLDRB</a></dd>
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 <pre>public abstract class <span class="typeNameLabel">DenseBlock</span>
 extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>
 implements <a href="https://docs.oracle.com/javase/8/docs/api/java/io/Serializable.html?is-external=true" title="class or interface in java.io">Serializable</a></pre>
 <div class="block">This DenseBlock is an abstraction for different dense, row-major
  matrix formats. For efficient dense operations, this API does not
  expose a row but a row-block abstraction, where a block can contain
  one or many contiguous rows.</div>
 <dl>
 <dt><span class="seeLabel">See Also:</span></dt>
 <dd><a href="../../../../../serialized-form.html#org.apache.sysds.runtime.data.DenseBlock">Serialized Form</a></dd>
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 <tr>
 <th class="colFirst" scope="col">Modifier and Type</th>
 <th class="colLast" scope="col">Class and Description</th>
 </tr>
 <tr class="altColor">
 <td class="colFirst"><code>static class&nbsp;</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.Type.html" title="enum in org.apache.sysds.runtime.data">DenseBlock.Type</a></span></code>&nbsp;</td>
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 <caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t3" class="tableTab"><span><a href="javascript:show(4);">Abstract Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd">&nbsp;</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>abstract int</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html#blockSize--">blockSize</a></span>()</code>
 <div class="block">Get the number of rows per block, except last one.</div>
 </td>
 </tr>
 <tr id="i1" class="rowColor">
 <td class="colFirst"><code>abstract int</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html#blockSize-int-">blockSize</a></span>(int&nbsp;bix)</code>
 <div class="block">Get the number of rows of the given block.</div>
 </td>
 </tr>
 <tr id="i2" class="altColor">
 <td class="colFirst"><code>abstract long</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html#capacity--">capacity</a></span>()</code>
 <div class="block">Get the total length of allocated blocks.</div>
 </td>
 </tr>
 <tr id="i3" class="rowColor">
 <td class="colFirst"><code>abstract long</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html#countNonZeros--">countNonZeros</a></span>()</code>
 <div class="block">Compute the number of non-zero values, which potentially
  makes a full pass over the underlying blocks.</div>
 </td>
 </tr>
 <tr id="i4" class="altColor">
 <td class="colFirst"><code>abstract int</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html#countNonZeros-int-">countNonZeros</a></span>(int&nbsp;r)</code>
 <div class="block">Compute the number of non-zero values for the given row,
  which potentially makes a full pass over the underlying row.</div>
 </td>
 </tr>
 <tr id="i5" class="rowColor">
 <td class="colFirst"><code>abstract long</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html#countNonZeros-int-int-int-int-">countNonZeros</a></span>(int&nbsp;rl,
              int&nbsp;ru,
              int&nbsp;cl,
              int&nbsp;cu)</code>
 <div class="block">Compute the number of non-zero values, which potentially
  makes a full pass over the underlying blocks in the row range.</div>
 </td>
 </tr>
 <tr id="i6" class="altColor">
 <td class="colFirst"><code>static double</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html#estimateMemory-long-long-">estimateMemory</a></span>(long&nbsp;nrows,
               long&nbsp;ncols)</code>&nbsp;</td>
 </tr>
 <tr id="i7" class="rowColor">
 <td class="colFirst"><code>abstract double</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html#get-int:A-">get</a></span>(int[]&nbsp;ix)</code>
 <div class="block">Get the value of a given cell</div>
 </td>
 </tr>
 <tr id="i8" class="altColor">
 <td class="colFirst"><code>abstract double</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html#get-int-int-">get</a></span>(int&nbsp;r,
    int&nbsp;c)</code>
 <div class="block">Get the value for a given row and column.</div>
 </td>
 </tr>
 <tr id="i9" class="rowColor">
 <td class="colFirst"><code>int</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html#getCumODims-int-">getCumODims</a></span>(int&nbsp;i)</code>
 <div class="block">Get the ith cumulative dimensions size of the dense block, without row.</div>
 </td>
 </tr>
 <tr id="i10" class="altColor">
 <td class="colFirst"><code>int</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html#getDim-int-">getDim</a></span>(int&nbsp;i)</code>
 <div class="block">Get the ith dimensions size of the dense block.</div>
 </td>
 </tr>
 <tr id="i11" class="rowColor">
 <td class="colFirst"><code>abstract long</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html#getLong-int:A-">getLong</a></span>(int[]&nbsp;ix)</code>
 <div class="block">Get the value of a given cell as long</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/data/DenseBlock.html#getNextIndexes-int:A-">getNextIndexes</a></span>(int[]&nbsp;ix)</code>
 <div class="block">Calculates the next index array.</div>
 </td>
 </tr>
 <tr id="i13" class="rowColor">
 <td class="colFirst"><code>abstract <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html#getString-int:A-">getString</a></span>(int[]&nbsp;ix)</code>
 <div class="block">Get the value of a given cell as a String</div>
 </td>
 </tr>
 <tr id="i14" class="altColor">
 <td class="colFirst"><code>abstract void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html#incr-int-int-">incr</a></span>(int&nbsp;r,
     int&nbsp;c)</code>
 <div class="block">Increments the given value for a given row and column.</div>
 </td>
 </tr>
 <tr id="i15" class="rowColor">
 <td class="colFirst"><code>abstract void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html#incr-int-int-double-">incr</a></span>(int&nbsp;r,
     int&nbsp;c,
     double&nbsp;delta)</code>
 <div class="block">Increments the given value for a given row and column
  by delta.</div>
 </td>
 </tr>
 <tr id="i16" class="altColor">
 <td class="colFirst"><code>abstract int</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html#index-int-">index</a></span>(int&nbsp;r)</code>
 <div class="block">Get the block index for a given row.</div>
 </td>
 </tr>
 <tr id="i17" class="rowColor">
 <td class="colFirst"><code>abstract boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html#isContiguous--">isContiguous</a></span>()</code>
 <div class="block">Indicates if the dense block has a single
  underlying block, i.e., if numBlocks==1.</div>
 </td>
 </tr>
 <tr id="i18" class="altColor">
 <td class="colFirst"><code>abstract boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html#isContiguous-int-int-">isContiguous</a></span>(int&nbsp;rl,
             int&nbsp;ru)</code>
 <div class="block">Indicates if the dense block has a single
  underlying block for the given row range.</div>
 </td>
 </tr>
 <tr id="i19" class="rowColor">
 <td class="colFirst"><code>abstract boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html#isNumeric--">isNumeric</a></span>()</code>
 <div class="block">Indicates if the dense block is numeric.</div>
 </td>
 </tr>
 <tr id="i20" class="altColor">
 <td class="colFirst"><code>abstract int</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html#numBlocks--">numBlocks</a></span>()</code>
 <div class="block">Get the number of allocated blocks.</div>
 </td>
 </tr>
 <tr id="i21" class="rowColor">
 <td class="colFirst"><code>int</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html#numDims--">numDims</a></span>()</code>
 <div class="block">Get the number of dimensions.</div>
 </td>
 </tr>
 <tr id="i22" class="altColor">
 <td class="colFirst"><code>int</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html#numRows--">numRows</a></span>()</code>
 <div class="block">Get the number of rows.</div>
 </td>
 </tr>
 <tr id="i23" class="rowColor">
 <td class="colFirst"><code>abstract int</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html#pos-int-">pos</a></span>(int&nbsp;r)</code>
 <div class="block">Get the position for a given row within
  its associated block.</div>
 </td>
 </tr>
 <tr id="i24" class="altColor">
 <td class="colFirst"><code>abstract int</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html#pos-int:A-">pos</a></span>(int[]&nbsp;ix)</code>
 <div class="block">Get the position for a given cell
  within the associated block.</div>
 </td>
 </tr>
 <tr id="i25" class="rowColor">
 <td class="colFirst"><code>abstract int</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html#pos-int-int-">pos</a></span>(int&nbsp;r,
    int&nbsp;c)</code>
 <div class="block">Get the position for a given row and column
  within the associated block.</div>
 </td>
 </tr>
 <tr id="i26" class="altColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html#reset--">reset</a></span>()</code>
 <div class="block">Resets the dense block by deleting non-zero values.</div>
 </td>
 </tr>
 <tr id="i27" class="rowColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html#reset-int:A-">reset</a></span>(int[]&nbsp;dims)</code>
 <div class="block">Resets the dense block by deleting non-zero values.</div>
 </td>
 </tr>
 <tr id="i28" class="altColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html#reset-int:A-double-">reset</a></span>(int[]&nbsp;dims,
      double&nbsp;v)</code>
 <div class="block">Resets the dense block by deleting non-zeros.</div>
 </td>
 </tr>
 <tr id="i29" class="rowColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html#reset-int-int-">reset</a></span>(int&nbsp;rlen,
      int&nbsp;clen)</code>
 <div class="block">Resets the dense block by deleting non-zeros.</div>
 </td>
 </tr>
 <tr id="i30" class="altColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html#reset-int-int:A-">reset</a></span>(int&nbsp;rlen,
      int[]&nbsp;odims)</code>
 <div class="block">Resets the dense block by deleting non-zeros.</div>
 </td>
 </tr>
 <tr id="i31" class="rowColor">
 <td class="colFirst"><code>abstract void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html#reset-int-int:A-double-">reset</a></span>(int&nbsp;rlen,
      int[]&nbsp;odims,
      double&nbsp;v)</code>
 <div class="block">Resets the dense block by setting the given value.</div>
 </td>
 </tr>
 <tr id="i32" class="altColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html#reset-int-int-double-">reset</a></span>(int&nbsp;rlen,
      int&nbsp;clen,
      double&nbsp;v)</code>
 <div class="block">Resets the dense block by setting the given value.</div>
 </td>
 </tr>
 <tr id="i33" class="rowColor">
 <td class="colFirst"><code>abstract <a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html" title="class in org.apache.sysds.runtime.data">DenseBlock</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html#set-org.apache.sysds.runtime.data.DenseBlock-">set</a></span>(<a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html" title="class in org.apache.sysds.runtime.data">DenseBlock</a>&nbsp;db)</code>
 <div class="block">Copy the given dense block.</div>
 </td>
 </tr>
 <tr id="i34" class="altColor">
 <td class="colFirst"><code>abstract <a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html" title="class in org.apache.sysds.runtime.data">DenseBlock</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html#set-double-">set</a></span>(double&nbsp;v)</code>
 <div class="block">Set the given value for the entire dense block (fill).</div>
 </td>
 </tr>
 <tr id="i35" class="rowColor">
 <td class="colFirst"><code>abstract <a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html" title="class in org.apache.sysds.runtime.data">DenseBlock</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html#set-int:A-double-">set</a></span>(int[]&nbsp;ix,
    double&nbsp;v)</code>
 <div class="block">Set the specified cell to the given value.</div>
 </td>
 </tr>
 <tr id="i36" class="altColor">
 <td class="colFirst"><code>abstract <a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html" title="class in org.apache.sysds.runtime.data">DenseBlock</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html#set-int:A-long-">set</a></span>(int[]&nbsp;ix,
    long&nbsp;v)</code>
 <div class="block">Set the specified cell to the given value.</div>
 </td>
 </tr>
 <tr id="i37" class="rowColor">
 <td class="colFirst"><code>abstract <a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html" title="class in org.apache.sysds.runtime.data">DenseBlock</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html#set-int:A-java.lang.String-">set</a></span>(int[]&nbsp;ix,
    <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;v)</code>
 <div class="block">Set the specified cell to the given value.</div>
 </td>
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 <tr id="i38" class="altColor">
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 <div class="block">Get the position for a given cell
  within the associated block.</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>ix</code> - cell indexes</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
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 <pre>public abstract&nbsp;void&nbsp;incr(int&nbsp;r,
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 <div class="block">Increments the given value for a given row and column.</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>r</code> - row index</dd>
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 <pre>public abstract&nbsp;void&nbsp;incr(int&nbsp;r,
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 <div class="block">Increments the given value for a given row and column
  by delta.</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>r</code> - row index</dd>
 <dd><code>c</code> - column index</dd>
 <dd><code>delta</code> - increment value</dd>
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 <pre>public abstract&nbsp;<a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html" title="class in org.apache.sysds.runtime.data">DenseBlock</a>&nbsp;set(double&nbsp;v)</pre>
 <div class="block">Set the given value for the entire dense block (fill).</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>v</code> - value</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
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 <pre>public&nbsp;<a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html" title="class in org.apache.sysds.runtime.data">DenseBlock</a>&nbsp;set(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;s)</pre>
 <div class="block">Set the given string for the entire dense block (fill). Generally the string will be parsed, except for string
  DenseBlock.</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>s</code> - string</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
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 <pre>public abstract&nbsp;<a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html" title="class in org.apache.sysds.runtime.data">DenseBlock</a>&nbsp;set(int&nbsp;rl,
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                                int&nbsp;cu,
                                double&nbsp;v)</pre>
 <div class="block">Set the given value for an entire index range of the
  dense block (fill).</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>rl</code> - row lower index</dd>
 <dd><code>ru</code> - row upper index (exclusive)</dd>
 <dd><code>cl</code> - column lower index</dd>
 <dd><code>cu</code> - column upper index (exclusive)</dd>
 <dd><code>v</code> - value</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
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 <pre>public abstract&nbsp;<a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html" title="class in org.apache.sysds.runtime.data">DenseBlock</a>&nbsp;set(int&nbsp;r,
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                                double&nbsp;v)</pre>
 <div class="block">Set the given value for a given row and column.</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>r</code> - row index</dd>
 <dd><code>c</code> - column index</dd>
 <dd><code>v</code> - value</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
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 <pre>public abstract&nbsp;<a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html" title="class in org.apache.sysds.runtime.data">DenseBlock</a>&nbsp;set(int&nbsp;r,
                                double[]&nbsp;v)</pre>
 <div class="block">Copy the given vector into the given row.</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>r</code> - row index</dd>
 <dd><code>v</code> - value vector</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>self</dd>
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 <pre>public abstract&nbsp;<a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html" title="class in org.apache.sysds.runtime.data">DenseBlock</a>&nbsp;set(<a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html" title="class in org.apache.sysds.runtime.data">DenseBlock</a>&nbsp;db)</pre>
 <div class="block">Copy the given dense block.</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>db</code> - dense block</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>self</dd>
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 </li>
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 <pre>public&nbsp;<a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html" title="class in org.apache.sysds.runtime.data">DenseBlock</a>&nbsp;set(int&nbsp;rl,
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                       <a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html" title="class in org.apache.sysds.runtime.data">DenseBlock</a>&nbsp;db)</pre>
 <div class="block">Copy the given dense block into the specified
  index range.</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>rl</code> - row lower index</dd>
 <dd><code>ru</code> - row upper index (exclusive)</dd>
 <dd><code>cl</code> - column lower index</dd>
 <dd><code>cu</code> - column upper index (exclusive)</dd>
 <dd><code>db</code> - dense block</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>self</dd>
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 <pre>public&nbsp;void&nbsp;getNextIndexes(int[]&nbsp;ix)</pre>
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 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>ix</code> - the index array which will be incremented to the next index array</dd>
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 <div class="block">Copy the given kahan object sum and correction.</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>kbuff</code> - kahan object</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>self</dd>
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 <pre>public abstract&nbsp;<a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html" title="class in org.apache.sysds.runtime.data">DenseBlock</a>&nbsp;set(int[]&nbsp;ix,
                                double&nbsp;v)</pre>
 <div class="block">Set the specified cell to the given value.</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>ix</code> - cell indexes</dd>
 <dd><code>v</code> - value</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
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 <pre>public abstract&nbsp;<a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html" title="class in org.apache.sysds.runtime.data">DenseBlock</a>&nbsp;set(int[]&nbsp;ix,
                                long&nbsp;v)</pre>
 <div class="block">Set the specified cell to the given value.</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>ix</code> - cell indexes</dd>
 <dd><code>v</code> - value</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
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 <pre>public abstract&nbsp;<a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html" title="class in org.apache.sysds.runtime.data">DenseBlock</a>&nbsp;set(int[]&nbsp;ix,
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 <div class="block">Set the specified cell to the given value.</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>ix</code> - cell indexes</dd>
 <dd><code>v</code> - value as String</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>self</dd>
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 <pre>public&nbsp;<a href="../../../../../org/apache/sysds/runtime/data/DenseBlock.html" title="class in org.apache.sysds.runtime.data">DenseBlock</a>&nbsp;set(int&nbsp;r,
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 <div class="block">Copy the given kahan object sum and correction
  into the given row.</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>r</code> - row index</dd>
 <dd><code>kbuff</code> - kahan object</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>self</dd>
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 <pre>public abstract&nbsp;double&nbsp;get(int&nbsp;r,
                            int&nbsp;c)</pre>
 <div class="block">Get the value for a given row and column.</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>r</code> - row index</dd>
 <dd><code>c</code> - column index</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>value</dd>
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 <pre>public abstract&nbsp;double&nbsp;get(int[]&nbsp;ix)</pre>
 <div class="block">Get the value of a given cell</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>ix</code> - cell indexes</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
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 <div class="block">Get the value of a given cell as a String</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>ix</code> - cell indexes</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
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 <pre>public abstract&nbsp;long&nbsp;getLong(int[]&nbsp;ix)</pre>
 <div class="block">Get the value of a given cell as long</div>
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 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>ix</code> - cell indexes</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
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