Table 2. Accuracy scores for power signals recognition, obtained by different classifiers.

Power Signal	Acc (%age)
	KNN	NB	SVM	ANN
Sag	91.55	92.46	96.25	94.62
Swell	99.05	98.13	99.87	100
PUS	97.71	100	99.48	99.34
Intr.	92.72	93.16	96.61	94.97