 <a href="MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;A,
                                          double&nbsp;w,
                                          <a href="MatrixBlock.html" title="class in org.apache.sysds.runtime.matrix.data">MatrixBlock</a>&nbsp;ret,
                                          boolean&nbsp;updateClen,
                                          int&nbsp;k)</pre>
<div class="block">The DML code to activate this function:
 <p>
 
 ret = 