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Identification of nonlinear dynamic systems using functional link artificial neural networks
J C Patra1, R N Pal, B N Chatterji
1Dept. of Appl. Electron. & Instrum. Eng., Regional Eng. Coll., Orissa.
Abstract:
We have presented an alternate ANN structure called functional link ANN (FLANN) for nonlinear dynamic system identification using the popular backpropagation algorithm. In contrast to a feedforward ANN structure, i.e., a multilayer perceptron (MLP), the FLANN is basically a single layer structure in which nonlinearity is introduced by enhancing the input pattern with nonlinear functional expansion. With proper choice of functional expansion in a FLANN, this network performs as good as and in some cases even better than the MLP structure for the problem of nonlinear system identification.
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