SDF grids reconstruct best, Dual Octrees score best on automatic generation metrics, but users prefer SDF output, and reconstruction plus compression errors make up a large share of generation error.
Polygen: An autoregressive generative model of 3d meshes
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Unifi3D: A Study on 3D Representations for Generation and Reconstruction in a Common Framework
SDF grids reconstruct best, Dual Octrees score best on automatic generation metrics, but users prefer SDF output, and reconstruction plus compression errors make up a large share of generation error.