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非线性随机动态系统学习建模方法
引用本文:覃祖旭,张洪钺.非线性随机动态系统学习建模方法[J].北京航空航天大学学报,1996,22(6):682-686.
作者姓名:覃祖旭  张洪钺
作者单位:北京航空航天大学自动控制系
摘    要:在动态神经网络及扩展卡尔曼滤波算法的基础上,提出了对非线性随机动态系统进行学习建模的迭代算法,用这种方法对非线性随机系统建模,可以获得更准确伯系统模型,并可对非线性随机系统进行状态估计。最后给出相应算法及仿真结果。

关 键 词:神经网络  非线性系统  卡尔曼滤波

LEARNING METHOD FOR NONLINEAR STOCHATICS DYNAMIC SYSTEM MODELING
Qin Zuxu,Zhang Hongyue.LEARNING METHOD FOR NONLINEAR STOCHATICS DYNAMIC SYSTEM MODELING[J].Journal of Beijing University of Aeronautics and Astronautics,1996,22(6):682-686.
Authors:Qin Zuxu  Zhang Hongyue
Abstract:A modeling method for nonlinear stochastics dynamic system(NSDS) based on neural network and extended Kalman filter(EKF) is presented. Using this method, the contaminated data by noise can be filtered by EKF. A dynamic neural network(DNN) which is a good approximation to the deterministic part of the NSDS can be obtained. Meanwhile the DNN can be used as a state estimator for the NSDS. In the end of the paper a simulation is shown.
Keywords:neural networks  non  linear systems  Kalman filtering
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