Research Article
Fault Diagnosis of High-Power Tractor Engine Based on Competitive Multiswarm Cooperative Particle Swarm Optimizer Algorithm
Figure 9
Error convergence curves of four different neural networks. (a) BP neural network error curve. (b) PSO-BP neural network error curve. (c) LDWPSO-BP neural network error curve. (d) COM-MCPSO-BP neural network error curve.
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