Utilization of Stockwell Transform and Random Forest Algorithm for Efficient Detection and Classification of Power Quality Disturbances

Table 8

Confusion matrix of DT.

True PQDs	Predicted PQDs by decision tree
	C1	C2	C3	C4	C5	C6	C7	C8	C9	C10	C11	C12	C13	C14	C15	C16	C17
C1	353
C2		332		3											4
C3			375
C4		3		327
C5					311							13		10			1
C6		4	1			341									6
C7							386
C8								361
C9									363		7	8
C10						4				319
C11									7		343
C12						2					8	318				1
C13													356		4
C14									7					365
C15					7										329
C16																355
C17						1								1			355
Overall accuracy = 98.09%