Bearing Early Fault Diagnosis Based on an Improved Multiscale Permutation Entropy and SVM

Table 3

Training and testing results of different parameter optimization methods.

Parameteroptimization	Training accuracy (%)	Test accuracy (%)	Time (s)
GA	98.75	96.25	71.67
PSOA	100	97.5	15.67
FA	100	97.5	9.00
CFOA	97.5	98.75	14.33