Intelligent Mechanical Fault Diagnosis Based on Multiwavelet Adaptive Threshold Denoising and MPSO

Table 7

Diagnostic result using PSO.

Machinery condition	Number of training data	Number of test data	Number of correct results	Diagnostic accuracy (%)
Normal	40	60	52	86.7%
Outer-race defect	40	60	43	71.6%
Inner-race defect	40	60	41	68.3%
Roller element defect	40	60	43	71.6%