Coronary Artery Center-Line Extraction Using Second Order Local Features

Table 1

Different geometric parameters of synthetic vessel image database.

Group	Image number	Curvature type	Taper	Stenosis	Segment type	Length
1	No. 1–no. 12	No curvature	0	30–95%	Single segment	Constant
2	No. 13–no. 19	No curvature	0.00145	30–95%	Single segment	Constant
3	No. 20–no. 43	Knee-type	0.0008	No stenosis	Single segment	Constant
4	No. 44–no. 52	Variable	0.0008	30–95%	Single segment	Variable
5	No. 53–no. 61	Variable	0.001	30–95%	Multiple segment	Variable
6	No. 62– no. 74	Variable	0	Multiple stenosis	Multiple segment	Variable
7	No. 75– no. 87	Variable	0.00145	Multiple stenosis	Multiple segment	Variable