fig2
![Digital twins as a unifying framework for surgical data science: the enabling role of geometric scene understanding](https://image.oaes.cc/0dc1300e-d800-4d45-b646-e654c9cdc4b8/ais4016.fig.2.jpg)
Figure 2. An overview of geometric representations. PCA: Principal component analysis; SDF: signed distance function.
Figure 2. An overview of geometric representations. PCA: Principal component analysis; SDF: signed distance function.
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