activity
20242026
collaborators

16 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.CL2026

Toward Robust Multilingual Adaptation of LLMs for Low-Resource Languages

Haolin Li, Haipeng Zhang, Mang Li +4

Large language models (LLMs) continue to struggle with low-resource languages, primarily due to limited training data, translation noise, and unstable cross-lingual alignment. To a…

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.CR2026

mAVE: A Watermark for Joint Audio-Visual Generation Models

Luyang Si, Leyi Pan, Lijie Wen

As Joint Audio-Visual Generation Models see widespread commercial deployment, embedding watermarks has become essential for protecting vendor copyright and ensuring content provena…

cs.DC2026

FlowPrefill: Decoupling Preemption from Prefill Scheduling Granularity to Mitigate Head-of-Line Blocking in LLM Serving

Chia-chi Hsieh, Zan Zong, Xinyang Chen +3

The growing demand for large language models (LLMs) requires serving systems to handle many concurrent requests with diverse service level objectives (SLOs). This exacerbates head-…

cs.CR2025

MarkDiffusion: An Open-Source Toolkit for Generative Watermarking of Latent Diffusion Models

Leyi Pan, Sheng Guan, Zheyu Fu +9

We introduce MarkDiffusion, an open-source Python toolkit for generative watermarking of latent diffusion models. It comprises three key components: a unified implementation framew…