Systems Engineering and Electronics
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JIANG Xuepeng, HONG Bei
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Abstract: To improve the efficiency and accuracy of multistep predicting of the time series, a Volterra series model based on the multi recursive affine projection (AP) algorithm is proposed. The optimal embedding dimension is identified by false nearest neighbors to optimize the initial parameters of the model. Taking the minimum norm of the Volterra kernel vector increments and certain constraints as the overall cost function, by the steepest descent principle, the adaptive updating formula of the Volterra kernel vector of each order is derived. And the matrix inverse lemma is applied to recursively estimate the inverse of the autocorrelation matrix of Volterra subsystems of each order, thus the algorithm is derived. To illustrate the performance of the method, simulations on Henon time series prediction are performed. The results show that the Henon time series are accurately predicted, which demonstrates the effectiveness of the proposed method.
JIANG Xuepeng, HONG Bei. Multistep predicting model based on multirecursive AP algorithm of Volterra series[J]. Systems Engineering and Electronics, doi: 10.3969/j.issn.1001506X.2014.12.36.
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URL: https://www.sys-ele.com/EN/10.3969/j.issn.1001506X.2014.12.36
https://www.sys-ele.com/EN/Y2014/V36/I12/2562