Shannon Entropy and -Means Method for Automatic Diagnosis of Broken Rotor Bars in Induction Motors Using Vibration Signals

Table 4

Classification results for startup transient tests (confusion matrix).

Induction motor condition	HLT	HBRB	1BRB	2BRB	Percentage of effectiveness (%)
HLT	20	0	0	0	100
HBRB	0	19	1	0	95
1BRB	0	0	20	0	100
2BRB	0	0	0	20	100