Author

Hao Li

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Jul 2026

IGGT4D: Streaming 4D Instance-Grounded Geometry Transformer

Experiments on 3D reconstruction, pose estimation, instance spatial tracking, and open-vocabulary segmentation demonstrate that IGGT4D outperforms existing streaming baselines while maintaining scalable online inference for long dynamic sequences.

Zheng-Yu Zou, Hao Li, Kuixuan Jiao et al. · arXiv.org · 1 citation