abssystematicchanger.java

pso源程序

/**
 * Description: The description of 2-change strategy.
 *
 * @ Author        Create/Modi     Note
 * Xiaofeng Xie    Jun 12, 2006
 * Xiaofeng Xie    Aug 08, 2006    To common class by using ILocalChangeEngine
 * Xiaofeng Xie    Sep 08, 2006    Use SymmetryBMatrix & ISystematicChangeEngine
 *
 * @version 1.0
 *
 * @Reference
 * [1] Taillard ED. FANT: Fast ant system. Technical Report, IDSIA-46-98, Lugano: IDSIA, 1998.
 */

package maosKernel.behavior.greedy;

import Global.util.*;

import maosKernel.behavior.*;

public abstract class AbsSystematicChanger extends AbsBehavior implements ISystematicChangeEngine {
  private QuasiRandomIndicesGenerator quasiRandomIndicesGenerator;

  public AbsSystematicChanger() {
  }

  protected void init(int nodeNumber) {
    quasiRandomIndicesGenerator = new QuasiRandomIndicesGenerator(nodeNumber, nodeNumber);
  }

  protected int[] getRandomOrderArray() {
    return quasiRandomIndicesGenerator.randomDistinctSelection();
  }

}