yc

说明：  清空环境变量 网络结构建立 遗传算法参数初始化 迭代求解最佳初始阀值和权值 遗传算法结果分析 把最优初始阀值权值赋予网络预测 BP网络训练 BP网络预测 清空环境变量(Empty the environment variable Established network structure Genetic algorithm parameter initialization Iterative Solution optimum initial thresholds and weights Analysis of Genetic Algorithms The optimal initial threshold value is assigned to the right network prediction BP network training BP network prediction Empty the environment variable)