TABLE 2.

Model performance before and after CLAHE pretreatment.

	ACC	AUC	PRE	REC	F1
Original	0.9215	0.9117	0.8929	0.8822	0.8828
Enhance	0.9304	0.9217	0.9123	0.8956	0.8960

Note: Bold font is the optimal value for each column.

Abbreviation: AUC, area under the curve.