Package org.apache.sysds.runtime.compress.colgroup

Interface IFrameOfReferenceGroup

All Superinterfaces:
IContainDefaultTuple
All Known Implementing Classes:
ColGroupDDCFOR, ColGroupSDCFOR
public interface IFrameOfReferenceGroup extends IContainDefaultTuple
Interface for frame of reference groups.

  • Method Summary

    Modifier and Type
    Method
    Description
    AColGroup
    extractCommon(double[] constV)
    extract common value from group and return non morphing group

    Methods inherited from interface org.apache.sysds.runtime.compress.colgroup.IContainDefaultTuple

    getDefaultTuple

  • Method Details

    • extractCommon

      AColGroup extractCommon(double[] constV)
      extract common value from group and return non morphing group
      Parameters:
      constV - a vector to contain all values, note length = nCols in total matrix.
      Returns:
      A non morphing column group with decompression instructions.