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计算机系统应用 2012
Chaotic System Identification Based on BP Neural Network of Two Order Particle Swarm Optimization
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Abstract:
Aiming to the shortage of BP neural network in training algorithm,the problem of neural network learning can be seen as a function optimization problem and the neural network model based on two order particle swarm optimization is proposed.Then,chaotic system is identified by BP trained with two-order PSO and the efficiency of BP trained with two-order PSO is compared with those of BP and RBF based on the identification of chaotic system.The experimental results show that BP trained with two-order PSO is better than BP and RBF used in chaotic system identification.