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#timestamp positional encoding

4D-RGPT: Toward Region-level 4D Understanding via Perceptual Distillation

Intermediate
Chiao-An Yang, Ryo Hachiuma et al.Dec 18arXiv

This paper teaches a video-understanding AI to think in 3D plus time (4D) so it can answer questions about specific objects moving in videos.

#4D perception#multimodal large language models#perceptual distillation