baseCode.algorithm.learning.unsupervised
Class RankProp

java.lang.Object
  baseCode.algorithm.Algorithm
      baseCode.algorithm.learning.unsupervised.RankProp

public class RankProp

extends Algorithm

Implementation of RankProp, as described in Weston et al. PNAS

Copyright (c) 2004 Columbia University

Version:

$Id: RankProp.java,v 1.10 2005/01/05 02:01:02 pavlidis Exp $

Author:

Paul Pavlidis (port from Jason's code)

Field Summary

Fields inherited from class baseCode.algorithm.Algorithm

log

Constructor Summary

RankProp()

Method Summary

cern.colt.matrix.DoubleMatrix1D	computeRanking(AbstractNamedDoubleMatrix matrix, AbstractNamedDoubleMatrix query, int k)
cern.colt.matrix.DoubleMatrix1D	computeRanking(AbstractNamedDoubleMatrix matrix, cern.colt.matrix.DoubleMatrix1D query, int indexOfQuery)
double	getAlpha()
int	getMaxIter() Maximum iterations before stopping.
void	setAlpha(double alpha) controls amount of "clustering"
void	setMaxIter(int maxIter) Maximum iterations before stopping.

Methods inherited from class java.lang.Object

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

Constructor Detail

RankProp

public RankProp()

Method Detail

computeRanking

public cern.colt.matrix.DoubleMatrix1D computeRanking(AbstractNamedDoubleMatrix matrix,
                                                      AbstractNamedDoubleMatrix query,
                                                      int k)

Parameters:

matrix -

query -

k -

Returns:

computeRanking

public cern.colt.matrix.DoubleMatrix1D computeRanking(AbstractNamedDoubleMatrix matrix,
                                                      cern.colt.matrix.DoubleMatrix1D query,
                                                      int indexOfQuery)

Parameters:

matrix -

Returns:

getAlpha

public double getAlpha()

Returns:

Returns the alpha.

setAlpha

public void setAlpha(double alpha)

controls amount of "clustering"

Parameters:

alpha - The alpha to set.

getMaxIter

public int getMaxIter()

Maximum iterations before stopping.

Returns:

Returns the max_loops.

setMaxIter

public void setMaxIter(int maxIter)

Maximum iterations before stopping.