Analysis of Vessel Segmentation Based on Various Enhancement Techniques for Improvement of Vessel Intensity Profile

Table 2

Performance matrices results of original Gabor filter on the DRIVE database.

Fundus images	Sen	Acc	Sp
FI01	0.677887	0.918439	0.942004
FI02	0.664339	0.925255	0.955022
FI03	0.672271	0.904431	0.930137
FI04	0.570534	0.934659	0.971549
FI05	0.639169	0.927534	0.957341
FI06	0.656184	0.921006	0.949561
FI07	0.657170	0.928000	0.955230
FI08	0.666138	0.914571	0.937958
FI09	0.686661	0.916338	0.936594
FI10	0.634372	0.932265	0.95898
FI11	0.634372	0.922985	0.953728
FI12	0.634372	0.918548	0.939569
FI13	0.634372	0.922872	0.956796
FI14	0.634372	0.912605	0.928476
FI15	0.634372	0.931861	0.951623
FI16	0.634372	0.918399	0.946777
FI17	0.634372	0.917223	0.943944
FI18	0.634372	0.915814	0.938357
FI19	0.634372	0.922488	0.944618
FI20	0.634372	0.925097	0.943015
Average value	0.643422	0.921519	0.947063

Note: FI represents the number of fundus images of the corresponding database.