Table 5. Comparison of Different Methods Based on PNN.

	accuracy (%)
fault type	MMFO-PNN	PNN	PSO-PNN	BA-PNN	GA-PNN	Sa-PNN
LT (<150 °C)	96.15	96.15	96.15	96.15	88.46	96.15
LT (150–300 °C)	100.00	62.50	87.50	100.00	100.00	87.50
PD	100.00	100.00	100.00	85.71	100.00	100.00
AD	100.00	85.71	85.71	92.86	92.86	100.00
average	99.04	86.09	92.34	93.68	95.33	95.91