Package org.dulab.javanmf.measures

Class Measure

java.lang.Object
org.dulab.javanmf.measures.Measure
Direct Known Subclasses:
EuclideanDistance
public abstract class Measure
extends java.lang.Object
Provides a template for calculating the distance between matrices X and WH
Author:
Du-Lab Team dulab.binf@gmail.com

  • Constructor Summary

    Constructors 
    Constructor Description
    Measure()  

  • Method Summary

    Modifier and Type Method Description
    abstract double get​(org.ejml.data.DMatrixRMaj x, org.ejml.data.DMatrixRMaj w, org.ejml.data.DMatrixRMaj h)
    Returns distance between matrices X and WH

    Methods inherited from class java.lang.Object

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

  • Constructor Details

  • Method Details

    • get

      public abstract double get​(@Nonnull org.ejml.data.DMatrixRMaj x, @Nonnull org.ejml.data.DMatrixRMaj w, @Nonnull org.ejml.data.DMatrixRMaj h)
      Returns distance between matrices X and WH
      Parameters:
      x - matrix of shape [Npoints, Nvectors]
      w - matrix of shape [Npoints, Ncomponents]
      h - matrix of shape [Ncomponents, Nvectors]
      Returns:
      distance value