. Author manuscript; available in PMC: 2011 Jul 18.

Published in final edited form as: IEEE Trans Med Imaging. 2011 Jan 6;30(6):1184–1191. doi: 10.1109/TMI.2010.2103566

TABLE III.

Vessel Width Measurement Accuracy OF VDIS (Success Rate IN Percentage, Mean μ, AND Standard Deviation σ IN Pixel)

Method Name	Success Rate %	Measurement		Difference
Method Name	Success Rate %	μ	σ	μ	σ
Observer 1 (O₁)	100	8.50	2.54	−0.35	0.543
Observer 2 (O₂)	100	8.91	2.69	0.06	0.621
Observer 3 (O₃)	100	9.15	2.67	0.30	0.669
Gregson’s Algorithm	100	10.07	-	1.22	1.494
Half-height full-width (HHFW)	78.4	7.94	-	−0.91	0.879
1-D Gaussian Model-fitting	99.9	5.78	-	−3.07	2.110
2-D Gaussian Model-fitting	77.2	6.59	-	−2.26	1.328
Extraction of Segment Profiles (ESP)	99.6	8.80	-	−0.05	0.766
Proposed Method	96.0	8.35	3.00	−0.53	1.43