arxivcs.CVcs.AI2026-06-29
FFAvatar: Feed-Forward 4D Head Avatar Reconstruction from Sparse Portrait Images
Jianjiang Yao, Ke Xian, Renxiang Dai, Robert Caiming Qiu
We present FFAvatar, a Transformer-based 3D Gaussian framework for fast construction of high-quality and animatable 4D head avatars from one or more reference portrait images. Unlike existing feed-forward approaches that require a fixed number of input views, FFAvatar supports in…