承压水漏斗动态研究的BP网络模型及其研制中的若干问题  

BP Network Model Applied to the Study of the Confined Water Cones Regime and Several Issues in Its Development

作　　者：张子贤[1] 刘家春[1] 袁德明[1] 李瑞森 吴兴国 

机构地区：[1]江苏建筑职业技术学院市场工程学院,江苏徐州221116 [2]沧州水文水资源勘测局,河北沧州061000

出　　处：《数学的实践与认识》2011年第15期125-133,共9页Mathematics in Practice and Theory

基　　金：江苏省教育厅项目(JHZD05-016);江苏建筑职业技术学院自然科学基金项目(JYA_305-05)

摘　　要：结合BP网络在承压水漏斗动态规律研究中的应用,对BP网络模型研制中监控样本的设置、样本数据的规范化处理、网络权重和阈值的初始值的确定、训练函数的选择等问题进行了研究与实践,所提出的方法及有关结论具有普适性,为BP网络的广泛应用提供了可借鉴的方法.Based on the application of BP network in the study of the dynamic rules of the confined water cones, several issues in development of BP network model including setting of monitor sample, normalized treatment of sample data, determination of the initial value of network weights and thresholds, and selection of training functions were investigated and practiced. The proposed methods and conclusions have general applicability, and provided reference methods for broad application of BP network.

关 键 词：承压水漏斗 BP网络模型 传递函数 监控样本 数据规范化处理 权重和阈值 训练函数 

分 类 号：TP183[自动化与计算机技术—控制理论与控制工程]