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. Author manuscript; available in PMC: 2023 Oct 1.
Published in final edited form as: IEEE Trans Med Imaging. 2022 Sep 30;41(10):2856–2866. doi: 10.1109/TMI.2022.3174513

TABLE III:

The mean squared error (mm) for landmark localization using five methods in 9 anatomical regions.

Method MF-L MF-C MF-R MAX MX-T MD-L MD-R MD-C MD-T Overall

U-Net 2.72±1.35 2.17±1.25 2.61±1.28 2.14±1.36 2.61±1.35 2.53±1.68 2.44±1.72 2.30±1.21 2.77±1.64 2.46±1.42
DI-U-Net 2.42±1.32 2.05±1.27 2.26±1.25 2.01±1.37 2.29±1.17 2.43±1.58 2.11±1.49 2.02±1.05 2.34±1.33 2.18±1.31
JSD 1.70±0.66 1.53±0.88 1.86±0.52 1.54±0.63 1.98±1.11 1.93±1.07 1.85±1.14 1.56±1.23 1.64±0.96 1.92±0.91
Mask R-CNN 1.53±0.46 1.50±0.98 1.51±0.56 1.55±0.79 2.03±1.12 1.66±1.11 1.63±1.16 1.61±1.26 1.74±0.76 1.68±1.02
DQN 1.89±0.58 2.10±0.93 2.23±0.76 2.07±0.74 2.31±1.05 1.97±0.87 2.18±0.77 1.78±1.05 1.93±0.88 2.05±0.75
RNN 1.46±0.53 1.67±0.78 1.42±0.68 1.59±0.83 2.53±1.16 1.52±0.85 1.67±1.05 1.49±1.32 2.68±1.44 1.78±0.96
Method in [40] 1.55±0.64 1.88±0.76 1.57±0.56 1.52±0.86 2.67±1.09 1.58±0.92 1.68±1.03 1.58±1.01 2.77±1.89 1.86±0.97
Our method 1.28±0.44 1.47±0.95 1.25±0.44 1.49±0.76 1.86±1.04 1.43±1.03 1.58±1.15 1.45±1.13 1.66±0.77 1.38±0.95