org.apache.sysds.runtime.controlprogram.paramserv.dp

Class DRRLocalScheme

java.lang.Object

org.apache.sysds.runtime.controlprogram.paramserv.dp.DataPartitionLocalScheme

org.apache.sysds.runtime.controlprogram.paramserv.dp.DRRLocalScheme

public class DRRLocalScheme
extends DataPartitionLocalScheme

Disjoint_Round_Robin data partitioner: for each worker, use a permutation multiply or simpler a removeEmpty such as removeEmpty (target=X, margin=rows, select=(seq(1,nrow(X))%%k)==id)

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.sysds.runtime.controlprogram.paramserv.dp.DataPartitionLocalScheme

DataPartitionLocalScheme.Result

Constructor Summary

Constructors

Constructor and Description
DRRLocalScheme()

Method Summary

Modifier and Type	Method and Description
DataPartitionLocalScheme.Result	doPartitioning(int workersNum, MatrixBlock features, MatrixBlock labels)
static MatrixBlock	removeEmpty(MatrixBlock mb, int k, int workerId)

Methods inherited from class java.lang.Object

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

Constructor Detail

DRRLocalScheme

public DRRLocalScheme()

Method Detail

removeEmpty

public static MatrixBlock removeEmpty(MatrixBlock mb,
                                      int k,
                                      int workerId)

doPartitioning

public DataPartitionLocalScheme.Result doPartitioning(int workersNum,
                                                      MatrixBlock features,
                                                      MatrixBlock labels)

Specified by:

doPartitioning in class DataPartitionLocalScheme