Table 2.

Comparison of segmentation algorithms of several improved strategies.

Method	DRIVE				CHASE_DB1
	Se (%)	Ac (%)	AUC (%)	F1-score (%)	Se (%)	Ac (%)	AUC	F1-score (%)
A1 [22]	75.37	95.31	97.55	81.42	82.88	95.78	97.72%	77.83
A2	82.96	96.94	98.69	82.61	81.13	97.48	98.95%	82.97
A3	83.08	96.96	98.73	82.77	81.25	97.49	98.97%	83.50
A4	83.11	96.97	98.75	82.82	81.37	97.50	98.99	83.52
A5	83.16	96.99	98.76	82.91	81.49	97.51	99.01%	83.55