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Mengyu Zhou

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#machine learning Preprint Sep 2026

Generative Query Suggestion via Intent Coverage and Query-Level Credit Assignment

Generative query suggestion aims to enhance user engagement by anticipating user intents and recommending relevant follow-up queries. A central challenge is to generate slates whose individual queries are useful while the slate covers distinct intents. We propose an Intent-Driven Query Suggestion Framework with dual-st...

Xin-Peng Liu, Lu-Yao Ma, Jia-Yi Qiao et al. · 0 citations
Preprint Jul 2026

From Passive Retrieval to Active Memory Navigation: Learning to Use Memory as a Structured Action Space

NapMem is introduced, a framework for learning to use long-term user memory as a structured action space rather than passively retrieved context, and suggests that long-term user memory benefits from coupling structured storage with a learned policy for using memory at the appropriate granularity.

Yue Xu, Yutao Sun, Yihao Liu et al. · 3 citations
Jul 2026

Skill Self-Play: Pushing the Frontier of LLM Capability with Co-Evolving Skills

This work introduces Skill Self-Play (Skill-SP), a co-evolutionary framework comprising a proposer, a solver, and a dynamic skill controller that effectively bridges the gap between structured verification and open-ended exploration.

Siyuan Huang, Pengyu Cheng, Haotian Liu et al. · 2 citations

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