rosenbrockproblem.java

来自「连续型粒子群算法的java实现」· Java 代码 · 共 16 行

package mtpso;

/**
* @author qingyun yang //[e-mail]
*/
public class RosenbrockProblem extends Problem {
	public double evaluate(Particle particle) {
		double result = 0.0;
		
		for(int i = 1 ; i < particle.dim ; i++) {
			result += 100 * (particle.position[i] - particle.position[i - 1] * particle.position[i - 1]) * (particle.position[i] - particle.position[i - 1] * particle.position[i - 1]) + (particle.position[i - 1] - 1) * (particle.position[i - 1] - 1);
		}
		
		return result;
	}
}