4 papers
CETCAM: Camera-Controllable Video Generation via Consistent and Extensible Tokenization
Zelin Zhao, Xinyu Gong, Bangya Liu +5
Achieving precise camera control in video generation remains challenging, as existing methods often rely on camera pose annotations that are difficult to scale to large and dynamic…
Reg-DPO: SFT-Regularized Direct Preference Optimization with GT-Pair for Improving Video Generation
Jie Du, Xinyu Gong, Qingshan Tan +7
Recent studies have identified Direct Preference Optimization (DPO) as an efficient and reward-free approach to improving video generation quality. However, existing methods largel…
Bidirectional Sparse Attention for Faster Video Diffusion Training
Chenlu Zhan, Wen Li, Chuyu Shen +3
Video diffusion Transformer (DiT) models excel in generative quality but hit major computational bottlenecks when producing high-resolution, long-duration videos. The quadratic com…
DreamSwapV: Mask-guided Subject Swapping for Any Customized Video Editing
Weitao Wang, Zichen Wang, Hongdeng Shen +6
With the rapid progress of video generation, demand for customized video editing is surging, where subject swapping constitutes a key component yet remains under-explored. Prevaili…