Research on the Machining Process Error Tracing Method of the Improved Support Vector Machine Based on the Particle Swarm Optimization

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Abstract:

Aiming at the problem of the error tracing of the quality fluctuation in machining process, the error tracing method about forced deformation is proposed based on the error coupling model. The improved support vector machine (SVM) error tracing method based on the particle swarm optimization (PSO) is built to the error decomposition and tracing of the forced deformation with the unclear causal relation. The results show that the proposed method can not only trace the quality characteristics of parts, but also trace the error sources which lead to the quality fluctuation in machining system.

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155-160

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October 2014

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© 2014 Trans Tech Publications Ltd. All Rights Reserved

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DOI: 10.1016/s1000-9361(11)60465-2

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