Guoyin Wang

Beyond Magnitude: Leveraging Direction of RLVR Updates for LLM Reasoning

On-Policy RL Meets Off-Policy Experts: Harmonizing Supervised Fine-Tuning and Reinforcement Learning via Dynamic Weighting

Sparse but Critical: A Token-Level Analysis of Distributional Shifts in RLVR Fine-Tuning of LLMs

Picky LLMs and Unreliable RMs: An Empirical Study on Safety Alignment after Instruction Tuning

Warfare: Breaking the Watermark Protection of AI-Generated Content

FaceID-6M: A Large-Scale, Open-Source FaceID Customization Dataset

Continual Pre-Training for Hallucination Reduction

Bridging Perception and Reasoning: Token Reweighting for RLVR in Multimodal LLMs

Turn That Frown Upside Down: FaceID Customization via Cross-Training Data

Are Human-generated Demonstrations Necessary for In-context Learning?

Empowering Large Language Model Agents through Action Learning

Language Models as Semantic Indexers