Chen et al. construct an initial 3DGS map of a scene, then detect changes from RGB-D observations during each subsequent revisit.
3D Gaussian Splatting memory answers temporal questions about scene changes
GEMS stores only changed regions across revisits, enabling on-demand novel-view rendering for spatiotemporal question answering.
Academic
Ling-Chia Chen · Abdelrhman Werby · Kaan Aytekin · Kai O. Arras
University of Stuttgart
Research Digest··2 min read
The authors introduce GEMS, a persistent episodic memory built on 3D Gaussian Splatting (3DGS) that efficiently maintains a scene's history through localized updates.
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