package ca.pfv.spmf.algorithms.sequentialpatterns.spam;
/**
* Implementation of a pattern found by the VGEN algorithm.
* <br/><br/>
*
* Copyright (c) 2013 Philippe Fournier-Viger, Antonio Gomariz
* <br/><br/>
*
* This file is part of the SPMF DATA MINING SOFTWARE
* (http://www.philippe-fournier-viger.com/spmf).
*
* <br/><br/>
* SPMF 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.
* <br/><br/>
*
* SPMF 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.
* <br/><br/>
*
* You should have received a copy of the GNU General Public License
* along with SPMF. If not, see <http://www.gnu.org/licenses/>.
*
* @see AlgoVGEN
* @see Prefix
* @author Philippe Fournier-Viger & Antonio Gomariz
*/
public class PatternVGEN implements Comparable<PatternVGEN>{
public PrefixVGEN getPrefix() {
return prefix;
}
public Bitmap getBitmap() {
return bitmap;
}
PrefixVGEN prefix;
public Bitmap bitmap;
public PatternVGEN(PrefixVGEN prefix, Bitmap bitmap) {
this.prefix = prefix;
this.bitmap = bitmap;
// if(prefix != null){
// System.out.println("pat prefix" + prefix.toString() + " " + support);
// }
}
public int compareTo(PatternVGEN o) {
if(o == this){
return 0;
}
// int compare = o.prefix.sumOfEvenItems + o.prefix.sumOfOddItems
// - this.prefix.sumOfEvenItems - this.prefix.sumOfOddItems;
int compare = o.bitmap.sidsum
- this.bitmap.sidsum;
if(compare !=0){
return compare;
}
return this.hashCode() - o.hashCode();
}
public int getAbsoluteSupport() {
return bitmap.getSupport();
}
}