Machine Heart

Jun 25, 2026 · Artificial Intelligence

No‑Training Camera Redirection: From One Monocular Video to Arbitrary Angles and Bullet‑Time

FreeOrbit4D achieves training‑free arbitrary camera redirection for a single monocular video by reconstructing a foreground‑complete 4D geometry, delivering stable large‑angle shots, beating baselines on VBench and user studies, and exposing an editable 4D point cloud for many downstream applications.