collaborators

10 papers

cs.LG2026

RLCSD: Reinforcement Learning with Contrastive On-Policy Self-Distillation

Leyi Pan, Shuchang Tao, Yunpeng Zhai +5

On-policy self-distillation (OPSD) provides dense, token-level supervision for reasoning models by aligning a model's own distribution with the distribution it produces under privi…

cs.PF2026

How Much Parallelism Is "Free"? A Principle of Near-Free Parallelism for Parallel Decoding

Minghua He, Lingzhe Zhang, Yuan Liu +2

Parallel decoding improves generation efficiency by processing multiple decode positions within a single decode forward, but reported speedups conflate algorithmic token utilizatio…

cs.CL2026

d-TreeRPO: Towards More Reliable Policy Optimization for Diffusion Language Models

Leyi Pan, Shuchang Tao, Yunpeng Zhai +8

Reinforcement learning (RL) is pivotal for enhancing the reasoning capabilities of diffusion large language models (dLLMs). However, existing dLLM policy optimization methods suffe…

cs.SE2026

E2E-REME: Towards End-to-End Microservices Auto-Remediation via Experience-Simulation Reinforcement Fine-Tuning

Lingzhe Zhang, Yunpeng Zhai, Tong Jia +5

Contemporary microservice systems continue to grow in scale and complexity, leading to increasingly frequent and costly failures. While recent LLM-based auto-remediation approaches…

cs.SE2026

Efficient Failure Management for Multi-Agent Systems with Reasoning Trace Representation

Lingzhe Zhang, Tong Jia, Mingyu Wang +9

Large Language Models (LLM)-based Multi-Agent Systems (MASs) have emerged as a new paradigm in software system design, increasingly demonstrating strong reasoning and collaboration…

cs.SE2026

RuntimeSlicer: Towards Generalizable Unified Runtime State Representation for Failure Management

Lingzhe Zhang, Tong Jia, Weijie Hong +9

Modern software systems operate at unprecedented scale and complexity, where effective failure management is critical yet increasingly challenging. Metrics, traces, and logs provid…