activity
20242026
collaborators

10 papers

cs.CV2026

FADRA: Frequency-Aware Diffusion with Residual Adaptation for Video Face Restoration

Jin Jiang, Jia Wang, Panwen Hu +2

Video face restoration (VFR) aims to recover high-quality and temporally consistent facial details from severely degraded video sequences; however, existing methods still struggle…

cs.LG2026

dFlowGRPO: Rate-Aware Policy Optimization for Discrete Flow Models

Zhengyan Wan, Yidong Ouyang, Panwen Hu +1

Discrete flow models (DFMs) are a class of flexible generative models for generating discrete data, and diffusion large language models (dLLMs) can be viewed as a special case with…

cs.CV2026

ProPhy: Progressive Physical Alignment for Dynamic World Simulation

Zijun Wang, Panwen Hu, Jing Wang +7

Recent advances in video generation have shown remarkable potential for constructing world simulators. However, current models still struggle to produce physically consistent resul…

cs.CV2026

AnyCrowd: Instance-Isolated Identity-Pose Binding for Arbitrary Multi-Character Animation

Zhenyu Xie, Ji Xia, Michael Kampffmeyer +9

Controllable character animation has advanced rapidly in recent years, yet multi-character animation remains underexplored. As the number of characters grows, multi-character refer…

stat.ML2026

Training-Free Self-Correction for Multimodal Masked Diffusion Models

Yidong Ouyang, Panwen Hu, Zhengyan Wan +7

Masked diffusion models have emerged as a powerful framework for text and multimodal generation. However, their sampling procedure updates multiple tokens simultaneously and treats…

cs.CV2025

DirectSwap: Mask-Free Cross-Identity Training and Benchmarking for Expression-Consistent Video Head Swapping

Yanan Wang, Shengcai Liao, Panwen Hu +3

Video head swapping aims to replace the entire head of a video subject, including facial identity, head shape, and hairstyle, with that of a reference image, while preserving the t…