Author

Shengtao Zhang

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Preprint Sep 2026

TRACE: Governing Memory Validity in Evolving Multi-Agent Systems

TRACE is presented, a training-free layer that treats re-entry as an eligibility decision rather than a storage or retrieval operation, reconciling a departure checkpoint against absence-period updates, resolving explicit and implicit invalidation, and releasing a bounded Return View only when it covers the returning r...

Wen-Jun Xiong, Shengtao Zhang, Shangding Gu et al. · 0 citations

#artificial intelligence Preprint Aug 2026

Spatial Memory Agent: Experience-Grounded Procedure Memory for Spatial Intelligence

SMA achieves the highest macro average in every base-model block and the best accuracy among the evaluated methods in most of the 20 evaluations, establishing a practical parameter-update-free path for spatial self-evolution across the evaluated frozen model scales and environments.

Haokai Zhang, Yuhang Ding, Yunshu Zhou et al. · 0 citations