分数阶神经网络控制器自顶向下优化方法

Study of Top-Down Optimization of Fractional Neural Network Controller

研究了分数阶PIλ控制器中自顶向下优化BP神经网络的方法.介绍分数阶PIλ控制器的设计,提出自顶向下优化BP神经网络的算法,实现对控制器中相关参数的调节.实验结果表明,自顶向下的优化方法通过合并、删除某些隐节点达到了简化网络结构的目的.

Method of top-down optimized BP neural network in fractional order PI^λ controller is studied, and the design of the fractional order PI^λ controller is introduced based on proposed top-down optimized BP neural network algorithm for parameter adjusting in the controller. It shows that the top-down optimization neural network method achieves the purpose of simplifing network structure through combining or deleting some hidden nodes.