Feature Extraction Based on Adaptive Multiwavelets and LTSA for Rotating Machinery Fault Diagnosis

Table 8

Fault discrimination rate for hydroelectric generator unit experiment.

Method	Normal (%)	Unbalance (%)	Total (%)
AMWT + LTSA	100	100	100
GHM + LTSA	87.5	87.5	87.5
Db4 + LTSA	62.5	93.75	78.125
AMWT + PCA	100	100	100
AMWT + MDS	100	100	100