collaborators

9 papers

cs.AI2026

SonarLLM: A Native Sonar--Optical Multimodal Large Language Model for Underwater Perception

Cong Su, longxuan ma, Ling Dong +4

Reliable underwater perception requires complementary sensing under variable visibility. Optical cameras capture appearance and semantics but degrade rapidly with turbidity, wherea…

cs.RO2026

Progress Reward Modeling for Robotic Learning: A Comprehensive Survey

Jianshu Zhang, Keliang Wu, Haoran Lu +8

Robotic learning takes place in dynamic environments with large behavior spaces. A terminal success signal only tells the robot whether the task is completed. It does not explain w…

cs.CV2026

SAIL-RL: Guiding MLLMs in When and How to Think via Dual-Reward RL Tuning

Fangxun Shu, Yongjie Ye, Yue Liao +6

We introduce SAIL-RL, a reinforcement learning (RL) post-training framework that enhances the reasoning capabilities of multimodal large language models (MLLMs) by teaching them wh…

cs.AI2025

MEML-GRPO: Heterogeneous Multi-Expert Mutual Learning for RLVR Advancement

Weitao Jia, Jinghui Lu, Haiyang Yu +17

Recent advances demonstrate that reinforcement learning with verifiable rewards (RLVR) significantly enhances the reasoning capabilities of large language models (LLMs). However, s…

cs.CL2025

Reinforcement Learning Meets Large Language Models: A Survey of Advancements and Applications Across the LLM Lifecycle

Keliang Liu, Dingkang Yang, Ziyun Qian +7

In recent years, training methods centered on Reinforcement Learning (RL) have markedly enhanced the reasoning and alignment performance of Large Language Models (LLMs), particular…

cs.CV2025

SAIL-VL2 Technical Report

Weijie Yin, Yongjie Ye, Fangxun Shu +11

We introduce SAIL-VL2, an open-suite vision-language foundation model (LVM) for comprehensive multimodal understanding and reasoning. As the successor to SAIL-VL, SAIL-VL2 achieves…