AI & Computer Science · Weekly AI Papers
Any Time, Any Space: Coherent Video Generation (Weijie Wang et al.)
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Any Time, Any Space tackles the problem of keeping generated video shots consistent across changes of place, viewpoint, and time.
The framework turns a screenplay into shot requests with explicit scene, camera, and event-time references.
Scene memory stores registered static geometry, while event memory retains dynamic observations indexed by scene, event, and time.
Before generating a shot, the system retrieves relevant evidence; afterward, review and state checks decide whether new observations enter memory.
The authors report improvements in cross-shot consistency, spatial revisiting, and event replay across four video generators.
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