Preprint
Oct 2026
4Director: Controlling Video World Models with Rigid 3D Geometry
Precise control over camera and object motion is essential for professional video production. Existing methods control objects only coarsely, through image-plane cues that are ambiguous in depth and rotation or through 3D tracks and blobs that lack complete geometry and lose consistency across viewpoint changes. We int...
Wei Cao, Hao Zhang, Vikram Voleti et al.
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