Author

Xinyu Zhang

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Preprint Aug 2026

Beyond Retrieval: Query-Conditioned Reuse of Long-Horizon Agent Trajectories

An evaluation framework that holds candidate retrieval, target state, model, decoding, and tool budget fixed while varying the support delivered to the agent is formulated, separating retrieval quality from the problem of turning retrieved experience into safe, useful support for a new task.

Yifei Li, Heng Wang, Lingling Zhang et al. · 0 citations

Preprint Aug 2026

QUMem: Personalized Memory for Query-Conditioned User-State Inference in LLM Agents

A structured memory framework for query-conditioned user-state inference for long-term personalization that achieves state-of-the-art performance on both PersonaMem and KnowU-Bench, demonstrating the effectiveness of query-conditioned user-state inference for long-term personalization.

Heng Wang, Yifei Li, Lingling Zhang et al. · 0 citations

Preprint Aug 2026

GLaQ: Grounding Latent Queries in Visual Evidence for Multimodal Reasoning

GLaQ, a grounded latent-query framework that replaces sequential latent rollout with a fixed set of context-conditioned queries grounded in the original visual tokens, is introduced, suggesting that direct query-to-image grounding can recover localized evidence from the full image without external visual operations or...

Ze-Sheng Yang, Lingling Zhang, Xinyu Zhang et al. · 1 citation