Table 5. The record count for each class after applying CC, SMOTE, ADASYN and CR.

Records type	Before re-sampling	After sampling
		CC	SMOTE	ADASYN	CR
Spondylolisthesis	150	60	150	150	360
Disc herniation	60	60	150	150	360
Normal	100	60	150	147	357
Total records	310	180	450	447	1,077