activity
20242026
collaborators

6 papers

cs.CV2026

DreamVideo-Omni: Omni-Motion Controlled Multi-Subject Video Customization with Latent Identity Reinforcement Learning

Yujie Wei, Xinyu Liu, Shiwei Zhang +12

While large-scale diffusion models have revolutionized video synthesis, achieving precise control over both multi-subject identity and multi-granularity motion remains a significan…

cs.CV2025

FreeScale: Unleashing the Resolution of Diffusion Models via Tuning-Free Scale Fusion

Haonan Qiu, Shiwei Zhang, Yujie Wei +5

Visual diffusion models achieve remarkable progress, yet they are typically trained at limited resolutions due to the lack of high-resolution data and constrained computation resou…

cs.CV2025

Timestep Embedding Tells: It's Time to Cache for Video Diffusion Model

Feng Liu, Shiwei Zhang, Xiaofeng Wang +6

As a fundamental backbone for video generation, diffusion models are challenged by low inference speed due to the sequential nature of denoising. Previous methods speed up the mode…

cs.CV2025

PersonalVideo: High ID-Fidelity Video Customization without Dynamic and Semantic Degradation

Hengjia Li, Haonan Qiu, Shiwei Zhang +6

The current text-to-video (T2V) generation has made significant progress in synthesizing realistic general videos, but it is still under-explored in identity-specific human video g…

cs.CV2025

DreamRelation: Relation-Centric Video Customization

Yujie Wei, Shiwei Zhang, Hangjie Yuan +8

Relational video customization refers to the creation of personalized videos that depict user-specified relations between two subjects, a crucial task for comprehending real-world…

cs.CV2024

DreamVideo-2: Zero-Shot Subject-Driven Video Customization with Precise Motion Control

Yujie Wei, Shiwei Zhang, Hangjie Yuan +9

Recent advances in customized video generation have enabled users to create videos tailored to both specific subjects and motion trajectories. However, existing methods often requi…