Table 1.
Comparative overview of the features provided by studies.
| Method | Calibration | Centerline | Lumen approximation cross-section (# views) |
4D | Delivered mesh format | Surface validation approach (referent) |
|---|---|---|---|---|---|---|
| Proposed | Opt. I & E | PM (B-Spline) | C (2), E (2–4), P (4+) | + | PS (NURBS, TRI, TET, HEX, QUAD) | DP QA (GT), PP QA (CT) RP QA (CT) |
| Chen & Carroll7 | Opt. E | EM (poly) | C (2) | — | PCT | RP VA |
| Cañero et al.10 | + | AC (poly) | — | — | N/A | — |
| Chen & Carroll16 | Opt. E | EM (poly) | C (2) | + | PCT | RP VA |
| Andriotis et al.18 | Opt. E | EM (poly) | C (2) | + | PCT | PP QA (CT), RP QA (CT) |
| Yang et al.9 | Opt. I & E | EM (poly) | C (2) | — | PCT | PP VA (GT), RP VA |
| Zheng et al.14 | Opt. E | AC (poly) | — | + | N/A | — |
| Yang et al.22 | Opt. I & E | AC (poly) | N/A | + | PCT | DP QA (GT), RP VA |
| Cong et al.12 | + | AC (poly) | E (2–5) | — | PCT | DP QA (GT), RP VA |
I-intrinsic, E-extrinsic, Opt.-optimization, + -precalibrated, AC-active contours, PM-partial matching, EM-epipolar matching, C-circle, E-elipse, P-polyline, PS-parametric surface, PCT-point cloud triangulation, DP-digital phantom, PP-physical phantom, RP-real patient, GT-ground truth, CT-computed tomography, VA-visual assessment, QA-quantitative assessment.