Retinal Image Matching Using Hierarchical Vascular Features

Table 5

The distance between the same vessel represented by the two different tree models after applying the thresholding.

	Distance between
Rotation	Vessel 1	Vessel 2	Vessel 3	Vessel 4	Vessel 5
	to	to	to	to	to
	Vessel 1	Vessel 2	Vessel 3	Vessel 4	Vessel 5
0°	0	0	0	0	0
5°	0	0	0	0	0
10^∘	0	0	0	0	0
15^∘	0	0	0	0	0
20^∘	0	0	0	0	0
25^∘	0	0	0	0	0
30^∘	0	0	0	0	0