Bearing fault diagnosis based on improved particle swarm optimized VMD and SVM models

To improve the accuracy of fault diagnosis of bearing, the improved particle swarm optimization variational mode decomposition (VMD) and support vector machine (SVM) models are proposed. Aiming at the convergence effect of particle swarm optimization (PSO), dynamic inertia weight, and gradient infor...

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Bibliographic Details
Main Authors: Qingfeng Zhang, Shuang Chen, Zhan Peng Fan
Format: Article
Language:English
Published: SAGE Publishing 2021-06-01
Series:Advances in Mechanical Engineering
Online Access:https://doi.org/10.1177/16878140211028451