nlpsolver/ThirdParty/EvolutionarySolver/src/net/adaptivebox/goodness/IGoodnessCompareEngine.java

   1 /**
   2  * Description: For comparison of goodness.
   3  *
   4  * @ Author        Create/Modi     Note
   5  * Xiaofeng Xie    Feb 19, 2004
   6  * Xiaofeng Xie    May 11, 2004
   7  *
   8  * This library is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public
  10  * License as published by the Free Software Foundation; either
  11  * version 2.1 of the License, or (at your option) any later version.
  12  *
  13  * This library is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Lesser General Public License for more details.
  17  *
  18  * Please acknowledge the author(s) if you use this code in any way.
  19  *
  20  * @version 1.0
  21  * @Since MAOS1.2
  22  */
  23
  24 package net.adaptivebox.goodness;
  25
  26 public abstract interface IGoodnessCompareEngine {
  27   public static final int LARGER_THAN = 2;
  28   public static final int EQUAL_TO = 1;
  29   public static final int LESS_THAN = 0;
  30
  31   /**
  32    * check the magnitude of two IEncodeEngine
  33    * LARGER_THAN: goodness1 is worse than goodness2
  34    * LESS_THAN:   goodness1 is better than goodness2
  35    * EQUAL_TO :   goodness1 is eqaul to goodness2
  36    **/
  37   public abstract int compare(double[] goodness1, double[] goodness2);
  38 }