Package org.apache.spark.mllib.linalg.distributed

Interface DistributedMatrix

All Superinterfaces:
Serializable
All Known Implementing Classes:
BlockMatrix, CoordinateMatrix, IndexedRowMatrix, RowMatrix
public interface DistributedMatrix extends Serializable
Represents a distributively stored matrix backed by one or more RDDs.

  • Method Summary

    Modifier and Type
    Method
    Description
    long
    numCols()
    Gets or computes the number of columns.
    long
    numRows()
    Gets or computes the number of rows.
    breeze.linalg.DenseMatrix<Object>
    toBreeze()
    Collects data and assembles a local dense breeze matrix (for test only).

  • Method Details

    • numCols

      long numCols()
      Gets or computes the number of columns.

    • numRows

      long numRows()
      Gets or computes the number of rows.

    • toBreeze

      breeze.linalg.DenseMatrix<Object> toBreeze()
      Collects data and assembles a local dense breeze matrix (for test only).