SAGE self-learns Gaussian expression deformations via joint surfel-SDF optimization and self-supervised consistency, enabling comparable avatar quality from single frames, monocular rotations, or one-shot inputs.
Facelift: Single image to 3d head with view generation and gs-lrm.arXiv preprint, 2412.17812, 2024
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FiCA creates real-time drivable 3D Gaussian avatars from one image using diffusion-based generative mapping from partial observations plus feed-forward mesh refinement.