comirva.mlearn
Class SammonsMapping_Geodesic

java.lang.Object
  comirva.mlearn.SammonsMapping_Geodesic

public class SammonsMapping_Geodesic
extends Object

Constructor Summary

SammonsMapping_Geodesic(double[][] datadistances)

Method Summary

static double	geoDist(double[] p1, double[] p2)
double	getError()
static double[][]	getGeodesicDistanceMatrix(double[][] vectors)
double[][]	getLowcoords()
void	iterate(int iterations, double threshold, long milliseconds) iterates until one of the given constraints is satisfied

Methods inherited from class java.lang.Object

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

Constructor Detail

SammonsMapping_Geodesic

public SammonsMapping_Geodesic(double[][] datadistances)

Method Detail

iterate

public void iterate(int iterations,
                    double threshold,
                    long milliseconds)

iterates until one of the given constraints is satisfied

Parameters:

iterations - maximum number of iteration

threshold - decrease of error between 2 subsequent iterations is below this value

milliseconds - time tolerated

getGeodesicDistanceMatrix

public static double[][] getGeodesicDistanceMatrix(double[][] vectors)

geoDist

public static double geoDist(double[] p1,
                             double[] p2)

getError

public double getError()

getLowcoords

public double[][] getLowcoords()