ExampleWeight.java

/***********************************************************************

	This file is part of KEEL-software, the Data Mining tool for regression, 
	classification, clustering, pattern mining and so on.

	Copyright (C) 2004-2010
	
	F. Herrera (herrera@decsai.ugr.es)
    L. S�nchez (luciano@uniovi.es)
    J. Alcal�-Fdez (jalcala@decsai.ugr.es)
    S. Garc�a (sglopez@ujaen.es)
    A. Fern�ndez (alberto.fernandez@ujaen.es)
    J. Luengo (julianlm@decsai.ugr.es)

	This program is free software: you can redistribute it and/or modify
	it under the terms of the GNU General Public License as published by
	the Free Software Foundation, either version 3 of the License, or
	(at your option) any later version.

	This program is distributed in the hope that it will be useful,
	but WITHOUT ANY WARRANTY; without even the implied warranty of
	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
	GNU General Public License for more details.

	You should have received a copy of the GNU General Public License
	along with this program.  If not, see http://www.gnu.org/licenses/
  
**********************************************************************/

package keel.Algorithms.Fuzzy_Rule_Learning.Genetic.IVTURS;

/**
 * <p>Title: ExampleWeight</p>
 * <p>Description: The objects of this class contain the weights of a patterns</p>
 * <p>Copyright: Copyright KEEL (c) 2007</p>
 * <p>Company: KEEL </p>
 * @author Written by Jesus Alcala (University of Granada) 09/02/2011
 * @version 1.0
 * @since JDK1.6
 */
public class ExampleWeight{
  double weight;
  int count, K;

  /**
  * <p>
  * Builder
  * </p>
  * @param K Covered patterns in the second stage are completely eliminated when they have been covered more than K times.
  * @return A object ExampleWeight
  */
  public ExampleWeight(int K) {
	this.K = K;
    this.count = 0;
    this.weight = 1.0;
  }


  public void incCount() {
    this.count++;
	if (this.count >= this.K)  this.weight = 0.0;
	else  this.weight = 1.0 / (count + 1.0);
  }

  public int getCount() {
    return (this.count);
  }

  public boolean isActive() {
    return (this.count < this.K);
  }

  public double getWeight() {
    return (this.weight);
  }
}