引用本文:鲍晓红,贾英民.用神经元网络辨识非线性系统中的网络结构选择*[J].控制理论与应用,1997,14(4):489~494.[点击复制]
BAO Xiaohong and JIA Yingmin.Network Structure Selection in Neural Network Based Nonlinear System Identification[J].Control Theory and Technology,1997,14(4):489~494.[点击复制]
用神经元网络辨识非线性系统中的网络结构选择*
Network Structure Selection in Neural Network Based Nonlinear System Identification
摘要点击 688  全文点击 366  投稿时间:1996-01-02  修订日期:1996-06-27
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DOI编号  
  1997,14(4):489-494
中文关键词  多层前馈网  权值拟熵  权值拟熵  非线性系统辨识  目标函数
英文关键词  multilayer neural networks  pseudo-entropy of weights  pseudoprobability of weights  nonlinear system
基金项目  
作者单位
鲍晓红,贾英民 北京航空航天大学第七研究室 
中文摘要
      本文定义了神经元网络的权值拟熵,在对多层前馈网训练的常规目标函数中加入权值拟熵作为约束项以改变网络的权值分布从而修定网络结构.将此方法用于一类非线性系统的神经网络辨识中可以优化网络模型输入项数和隐节点数目.
英文摘要
      In this paper we define the pseudo-entropy of network weights. By adding it into the normalobjective function we can obtain a rational network structure during training. Put this method into the neuralnetwork based nonlinear system identification we can acquire a proper number of input and hidden neurons.