Simultaneous-Fault Diagnosis of Gas Turbine Generator Systems Using a Pairwise-Coupled Probabilistic Classifier

Table 4

Features extracted under different decomposition levels of WPT.

WPT	Features obtained by WPT	+ TDSF	× (measurement directions × locations of accelerometers)	= Total features
3 Level	2^3 subbands × 4	10	2 × 2	168
4 Level	2^4 subbands × 4	10	2 × 2	296
5 Level	2^5 subbands × 4	10	2 × 2	552