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

    All Methods Static Methods Instance Methods Concrete Methods
    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`

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