Research Article
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 |
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