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Ming-Pei Peng

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#artificial intelligence Preprint Oct 2026

MemCode: Discrete Semantic Representations for Long-Term Agent Memory

Long-term memory remains a fundamental bottleneck for large language model (LLM) agents across sessions. Existing systems typically adopt a write-then-retrieve paradigm, storing context-dependent dialogue fragments and retrieving them via nearest-neighbor search in a continuous embedding space. This design yields unsta...

Xin Li, Liang Hu, Duo-Qian Miao et al. · 0 citations
#artificial intelligence Preprint Oct 2026

AtomSearch: Evidence-Grounded Tree Search for Agent Skill Optimization

AtomSearch is introduced, which keeps revision actions local while using subsequent skill states to guide search, and shows how local rule edits can support the exploration of useful revision paths and yield compact skills, with additional offline evaluations used to explore alternative states.

Jiang-Shuai-Chen-Rui-,-Zhang-Rong-,-Wang-Gui-Fang- Tong, Sen Deng, Ming-Pei Peng et al. · 0 citations

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