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Ce Zhang

المنشورات 6

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SEIS: Self-Evolving Inference Systems

Zhen Xu, Jingyu Liu, Zongze Li وآخرون · 2026

Inference systems determine how fast and how cheaply language models can be served, so making them faster has direct practical value. However, prior work focuses mostly on optimizing certain parts such as kernels or memory within the large system. In this work, we take a holistic approach and apply agentic self-evoluti …

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LEAP: Learning Efficient Action Proposals For LLM Agents

Zhen Xu, Qizheng Zhang, Gerry Wan وآخرون · 2026

LLM agents are known to be slow in rollouts. An agent completes a task one step at a time. At each step, it reasons and then chooses an action to execute. The next step and action cannot start until the previous one has finished. Speculative decoding accelerates the rollouts at the reason phase by drafting and verifyin …

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ProgressCompass: Embodied Progress Reward Models Are Lost Without the Right Context

Jianshu Zhang, Keliang Wu, Chengxuan Qian وآخرون · 2026

Embodied agents now take on ever longer tasks. For long tasks, knowing only whether a task finally succeeds or fails says little; the steps along the way matter. Progress Reward Models (PRMs) score how far a task has come at every step, and serve as dense rewards, verifiers and monitors. Yet in long tasks the current f …

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Video2Skill: From Streaming Experience to Reusable Embodied Skills

Jianshu Zhang, Ce Zhang, Xiyuan Yang وآخرون · 2026

Manipulation behaviors vary widely across objects and scenes, but they share a small set of reusable skills, and planning with these skills helps embodied agents generalize to new tasks. Yet an agent can only plan with skills it knows. Recovering skills from observed experience, the inverse of planning, builds this kno …

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BiFE: Search-Efficient Discovery of CPU-Only Branching Policies via LLM-based Bi-Fidelity Evolution

Ce Zhang, Bin Zhang, Zhiwei Xu وآخرون · 2026

In branch-and-bound (B&B) for mixed-integer linear programming (MILP), branching variable selection critically impacts efficiency. Existing neural branching policies often require GPU inference, while CPU-efficient symbolic expressions lack the representational capacity for complex logic. Large Language Model (LLM)-gen …

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