Author

Yumin Lee

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Preprint Aug 2026

LT-Mem: Volatility-Aware Spatio-Temporal Memory for Lifelong Scene Understanding

LT-Mem is proposed, a volatility-aware memory evolution framework that unifies spatially aligned instance-level 3D perception with volatility-conditioned temporal reasoning and introduces LT-VQA, a dataset and evaluation suite comprising multi-session recordings, persistent identity annotations, and temporal QA pairs.

Yumin Lee, Hyoseok Ju, Giseop Kim · 0 citations