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cs.CV2026
DynStream: Online Streaming 4D Gaussian Reconstruction of Dynamic Worlds from Unposed Video
Dingwei Xian, Xiaoyu Zhou, Yajiao Xiong +2
Online reconstruction of dynamic 4D scenes from long, unposed streaming videos requires both continuous processing and photorealistic rendering, which existing methods struggle to…
cs.CV2026
ChronoWorld: Camera-Controlled Consistent 4D World Generation via Spatiotemporal Cues and Geometric Reflections
Xiaoyu Zhou, Dingwei Xian, Zhenyu Wang +3
While existing camera-controllable video generation models can produce visually compelling sequences, preserving intrinsic 4D spatiotemporal coherence remains challenging. To addre…