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Hao-Xuan Ma

4 accepted papers

2026

Inverse Reinforcement Learning with Dynamic Reward Scaling for LLM Alignment

ICLR 2026poster

Alignment is vital for safely deploying large language models (LLMs). Existing techniques are either reward-based--train a reward model on preference pairs and optimize with reinforcement learning (RL)--or reward-free--directly fine-tune on ranked outputs. Recent research show that well-tuned reward…

Cited by 0SourceScholar
2026

PixCLIP: Towards Fine-grained Vision-Language Understanding via Any-granularity Pixel-Text Alignment

ICML 2026poster

While CLIP has achieved strong performance across vision–language tasks, fine-grained image–text alignment remains challenging. Recent efforts improve textual granularity by leveraging long, detailed descriptions and replacing CLIP’s text encoder with LLM, but often overlook the visual-side bottlene…

Cited by 0SourceScholar