Table 1 The error metrics of the proposed results for cadaver (1 pixel = 0.0265 mm)
From: Tendon-motion tracking in an ultrasound image sequence using optical-flow-based block matching
1 | 2 | 3 | 4 | 5 | ||
|---|---|---|---|---|---|---|
Optical flow | Er (%) | 1.13 | 3.18 | 2.37 | 12.13 | 1.42 |
Ea (pixel) | 1.11 | 3.20 | 1.24 | 5.81 | 0.83 | |
MKBM | Er (%) | 1.04 | 2.81 | 2.22 | 3.90 | 1.02 |
Ea (pixel) | 0.96 | 2.68 | 1.05 | 2.36 | 1.31 | |
Adaptive MKBM | Er (%) | 0.65 | 2.52 | 2.08 | 3.33 | 0.96 |
Ea (pixel) | 0.49 | 2.51 | 0.61 | 1.81 | 1.02 | |
OFTB-MKBM | Er (%) | 0.65 | 2.52 | 2.08 | 3.33 | 0.96 |
Ea (pixel) | 0.38 | 2.26 | 0.38 | 1.51 | 0.75 |