Package org.apache.sysds.runtime.compress.lib

Class CLALibTSMM

java.lang.Object

org.apache.sysds.runtime.compress.lib.CLALibTSMM

public final class CLALibTSMM
extends Object

Method Summary

Modifier and Type	Method	Description
static void	addCorrectionLayer(double[] constV, double[] correctedSum, int nRow, double[] ret)
static void	leftMultByTransposeSelf(CompressedMatrixBlock cmb, MatrixBlock ret, int k)	Self left Matrix multiplication (tsmm) t(x) %*% x

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

leftMultByTransposeSelf

public static void leftMultByTransposeSelf(CompressedMatrixBlock cmb,
                                           MatrixBlock ret,
                                           int k)

Self left Matrix multiplication (tsmm) t(x) %*% x

Parameters:

cmb - Compressed matrix to multiply

ret - The output matrix to put the result into

k - The parallelization degree allowed

addCorrectionLayer

public static void addCorrectionLayer(double[] constV,
                                      double[] correctedSum,
                                      int nRow,
                                      double[] ret)