arXivAI Research
Building Persistent 3D Object Memory: How Ledger Tracks Objects from Egocentric Videos
打造過目不忘的 3D 空間記憶：Ledger 如何透過第一人稱影片追蹤隱形物體
Researchers introduce Ledger, a framework that builds a persistent 3D object memory from egocentric videos, significantly improving spatial question-answering accuracy for embodied agents.
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