ocvolume.vq
Class point

java.lang.Object
  |
  +--ocvolume.vq.point

Direct Known Subclasses:

centroid

public class point

extends java.lang.Object

last updated on June 15, 2002
description: point class which stores coordinates in k-dimensional space
calls: none
called by: centroid, codebook
input: set of co-ordinates
output: none

Field Summary

protected double[]	coordinates k-dimensional coordinates array
protected int	dimension k-dimensions

Constructor Summary

point(double[] co)
constructor to create a point with k-dimensional coordinates array
calls: none
called by: centroid, codebook

Method Summary

void	changeCo(double[] tCo) replace coordinates with new ones calls: none called by: centroid, codebook
static boolean	equals(point p1, point p2) check whether two points are identical calls: none called by: centroid, codebook
double[]	getAllCo() get all the coordinates calls: none called by: codebook
double	getCo(int i) get coordinate at specific index calls: none called by: centroid, codebook
int	getDimension() get the k-dimensional space that the point is in calls: none called by: centroid, codebook
void	setCo(int i, double value) set coordinate at specific index calls: none called by: centroid, codebook

Methods inherited from class java.lang.Object

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

Field Detail

coordinates

protected double[] coordinates

k-dimensional coordinates array

dimension

protected int dimension

k-dimensions

Constructor Detail

point

public point(double[] co)

constructor to create a point with k-dimensional coordinates array
calls: none
called by: centroid, codebook

Parameters:

co - k-dimensional coordinates array

Method Detail

getAllCo

public double[] getAllCo()

get all the coordinates
calls: none
called by: codebook

Returns:

coordinates as a double array

getCo

public double getCo(int i)

get coordinate at specific index
calls: none
called by: centroid, codebook

Parameters:

i - index number

Returns:

coordinate at index i

setCo

public void setCo(int i,
                  double value)

set coordinate at specific index
calls: none
called by: centroid, codebook

Parameters:

i - index number

value - value of coordinate

changeCo

public void changeCo(double[] tCo)

replace coordinates with new ones
calls: none
called by: centroid, codebook

Parameters:

tCo - new coordinates array

getDimension

public int getDimension()

get the k-dimensional space that the point is in
calls: none
called by: centroid, codebook

Returns:

dimension

equals

public static boolean equals(point p1,
                             point p2)

check whether two points are identical
calls: none
called by: centroid, codebook

Parameters:

p1 - first point

p2 - second point

Returns:

true/false indicating whether two points are identical