K2E-B-N3-1FunRec: Reconstructing Functional 3D Scenes from Egocentric Interaction VideosJul 18, 2026
FunRec paper note — training-free, optimization-based pipeline that turns a single egocentric RGB-D interaction video into a functional 3D digital twin: auto-discovers articulated parts, estimates kinematics (prismatic/revolute joints), tracks part motion, and reconstructs static + moving geometry in canonical space → simulation-ready meshes (URDF/USD)