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cs.CV2026
WorldAct: Activating Monolithic 3D Worlds into Interactive-Ready Object-Centric Scenes
Jichen Hu, Jiawei Guo, Jiazhong Cen +3
Recent 3D world modeling systems based on generative scene synthesis, such as Marble, can create coherent and explorable 3D environments, yet their outputs are typically static mon…
cs.GR2026
UMo: Unified Sparse Motion Modeling for Real-Time Co-Speech Avatars
Xiaoyu Zhan, Xinyu Fu, Chenghao Yang +9
Speech-driven gestures and facial animations are fundamental to expressive digital avatars in games, virtual production, and interactive media. However, existing methods are either…