Matrix.java

/* Copyright (C) 2002 Univ. of Massachusetts Amherst, Computer Science Dept.
   This file is part of "MALLET" (MAchine Learning for LanguagE Toolkit).
   http://www.cs.umass.edu/~mccallum/mallet
   This software is provided under the terms of the Common Public License,
   version 1.0, as published by http://www.opensource.org.  For further
   information, see the file `LICENSE' included with this distribution. */

/** 
 @author Andrew McCallum <a href="mailto:mccallum@cs.umass.edu">mccallum@cs.umass.edu</a>
 */

package edu.nd.nina.types;

public interface Matrix extends ConstantMatrix {

	public void setValue(int[] indices, double value);

	public void setSingleValue(int i, double value);

	public void incrementSingleValue(int i, double delta);

	public void setValueAtLocation(int loc, double value);

	public void setAll(double v);

	public void set(ConstantMatrix m);

	public void setWithAddend(ConstantMatrix m, double addend);

	public void setWithFactor(ConstantMatrix m, double factor);

	public void plusEquals(ConstantMatrix m);

	public void plusEquals(ConstantMatrix m, double factor);

	public void equalsPlus(double factor, ConstantMatrix m);

	public void timesEquals(double factor);

	public void elementwiseTimesEquals(ConstantMatrix m);

	public void elementwiseTimesEquals(ConstantMatrix m, double factor);

	public void divideEquals(double factor);

	public void elementwiseDivideEquals(ConstantMatrix m);

	public void elementwiseDivideEquals(ConstantMatrix m, double factor);

	public double oneNormalize();

	public double twoNormalize();

	public double absNormalize();

	public double infinityNormalize();

}