databionics.esom.neighborhood
Class BubbleNeighborhood

java.lang.Object
  databionics.esom.neighborhood.Neighborhood
      databionics.esom.neighborhood.BubbleNeighborhood

public class BubbleNeighborhood
extends Neighborhood

Very simple neighborhood kernel with a constant weight of 1. Sometimes called plateu instead of bubble.

Field Summary

protected static org.apache.log4j.Logger

log interface to log4j system

Fields inherited from class databionics.esom.neighborhood.Neighborhood

radius, scaling

Constructor Summary

BubbleNeighborhood()
Create a new neighborhood object

BubbleNeighborhood(int radius, double scaling)
Create a new neighborhood object

Method Summary

protected double	calculate(int distance) Calculate the weight value for this distance.
void	init() No initialization needed.

Methods inherited from class databionics.esom.neighborhood.Neighborhood

get, setRadius, setScaling

Methods inherited from class java.lang.Object

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

Field Detail

log

protected static final org.apache.log4j.Logger log

interface to log4j system

Constructor Detail

BubbleNeighborhood

public BubbleNeighborhood()

Create a new neighborhood object

BubbleNeighborhood

public BubbleNeighborhood(int radius,
                          double scaling)

Create a new neighborhood object

Parameters:

radius - radius of kernel

scaling - scaling factor for all weights

Method Detail

calculate

protected double calculate(int distance)

Calculate the weight value for this distance. The weight is always 1.

Specified by:

calculate in class Neighborhood

Parameters:

distance - distance from center ([0..radius])

Returns:

weight value for this distance

init

public void init()

No initialization needed. Empty method.

Specified by:

init in class Neighborhood