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Generating videos with realistic and physically plausible motion is one of the main recent challenges in computer vision. While diffusion models are achieving compelling results in image generation, video diffusion models are limited by…

机器学习 · 计算机科学 2024-10-28 Luca Savant Aira , Antonio Montanaro , Emanuele Aiello , Diego Valsesia , Enrico Magli

For artistic applications, video generation requires fine-grained control over both performance and cinematography, i.e., the actor's motion and the camera trajectory. We present ActCam, a zero-shot method for video generation that jointly…

计算机视觉与模式识别 · 计算机科学 2026-05-08 Omar El Khalifi , Thomas Rossi , Oscar Fossey , Thibault Fouque , Ulysse Mizrahi , Philip Torr , Ivan Laptev , Fabio Pizzati , Baptiste Bellot-Gurlet

Recent progress in text-to-video generation has achieved remarkable realism, yet fine-grained control over camera motion and orientation remains elusive, especially with extreme trajectories (e.g., a 180-degree turnaround, or looking…

计算机视觉与模式识别 · 计算机科学 2026-04-06 Frédéric Fortier-Chouinard , Yannick Hold-Geoffroy , Valentin Deschaintre , Matheus Gadelha , Jean-François Lalonde

We propose a novel, zero-shot image generation technique called "Visual Concept Blending" that provides fine-grained control over which features from multiple reference images are transferred to a source image. If only a single reference…

计算机视觉与模式识别 · 计算机科学 2025-04-02 Hiroya Makino , Takahiro Yamaguchi , Hiroyuki Sakai

Generating videos guided by camera trajectories poses significant challenges in achieving consistency and generalizability, particularly when both camera and object motions are present. Existing approaches often attempt to learn these…

计算机视觉与模式识别 · 计算机科学 2025-09-26 Guojun Lei , Chi Wang , Yikai Wang , Hong Li , Ying Song , Weiwei Xu

Controllability, temporal coherence, and detail synthesis remain the most critical challenges in video generation. In this paper, we focus on a commonly used yet underexplored cinematic technique known as Frame In and Frame Out.…

计算机视觉与模式识别 · 计算机科学 2025-10-27 Boyang Wang , Xuweiyi Chen , Matheus Gadelha , Zezhou Cheng

Long-range human movement generation remains a central challenge in computer vision and graphics. Generating coherent transitions across semantically distinct motion domains remains largely unexplored. This capability is particularly…

计算机视觉与模式识别 · 计算机科学 2026-04-07 Haichao Wang , Alexander Okupnik , Yuxing Han , Gene Wen , Johannes Schneider , Kyriakos Flouris

Animation techniques bring digital 3D worlds and characters to life. However, manual animation is tedious and automated techniques are often specialized to narrow shape classes. In our work, we propose a technique for automatic re-animation…

计算机视觉与模式识别 · 计算机科学 2024-11-15 Lukas Uzolas , Elmar Eisemann , Petr Kellnhofer

Generative models have made remarkable advancements and are capable of producing high-quality content. However, performing controllable editing with generative models remains challenging, due to their inherent uncertainty in outputs. This…

计算机视觉与模式识别 · 计算机科学 2025-07-09 Yikun Ma , Yiqing Li , Jiawei Wu , Xing Luo , Zhi Jin

We introduce the concept of a subjective camera to reconstruct meaningful moments that physical cameras fail to capture. We propose Subjective Camera 1.0, a framework for reconstructing real-world scenes from readily accessible subjective…

计算机视觉与模式识别 · 计算机科学 2025-09-23 Haoyang Chen , Dongfang Sun , Caoyuan Ma , Shiqin Wang , Kewei Zhang , Zheng Wang , Zhixiang Wang

Large-scale pre-trained diffusion models have exhibited remarkable capabilities in diverse video generations. Given a set of video clips of the same motion concept, the task of Motion Customization is to adapt existing text-to-video…

计算机视觉与模式识别 · 计算机科学 2023-10-13 Rui Zhao , Yuchao Gu , Jay Zhangjie Wu , David Junhao Zhang , Jiawei Liu , Weijia Wu , Jussi Keppo , Mike Zheng Shou

Large-scale text-to-video diffusion models have demonstrated an exceptional ability to synthesize diverse videos. However, due to the lack of extensive text-to-video datasets and the necessary computational resources for training, directly…

计算机视觉与模式识别 · 计算机科学 2023-05-10 Nisha Huang , Yuxin Zhang , Weiming Dong

Existing text-to-video methods struggle to transfer motion smoothly from a reference object to a target object with significant differences in appearance or structure between them. To address this challenge, we introduce MotionShot, a…

计算机视觉与模式识别 · 计算机科学 2025-07-23 Yanchen Liu , Yanan Sun , Zhening Xing , Junyao Gao , Kai Chen , Wenjie Pei

We introduce Zero-1-to-3, a framework for changing the camera viewpoint of an object given just a single RGB image. To perform novel view synthesis in this under-constrained setting, we capitalize on the geometric priors that large-scale…

计算机视觉与模式识别 · 计算机科学 2023-03-21 Ruoshi Liu , Rundi Wu , Basile Van Hoorick , Pavel Tokmakov , Sergey Zakharov , Carl Vondrick

Diffusion-based zero-shot image restoration and enhancement models have achieved great success in various tasks of image restoration and enhancement. However, directly applying them to video restoration and enhancement results in severe…

计算机视觉与模式识别 · 计算机科学 2025-02-04 Cong Cao , Huanjing Yue , Xin Liu , Jingyu Yang

Controllability plays a crucial role in video generation, as it allows users to create and edit content more precisely. Existing models, however, lack control of camera pose that serves as a cinematic language to express deeper narrative…

计算机视觉与模式识别 · 计算机科学 2025-03-17 Hao He , Yinghao Xu , Yuwei Guo , Gordon Wetzstein , Bo Dai , Hongsheng Li , Ceyuan Yang

Recent advances in customized video generation have enabled users to create videos tailored to both specific subjects and motion trajectories. However, existing methods often require complicated test-time fine-tuning and struggle with…

计算机视觉与模式识别 · 计算机科学 2024-10-18 Yujie Wei , Shiwei Zhang , Hangjie Yuan , Xiang Wang , Haonan Qiu , Rui Zhao , Yutong Feng , Feng Liu , Zhizhong Huang , Jiaxin Ye , Yingya Zhang , Hongming Shan

Recent advances in text-to-image diffusion models have substantially improved the quality of image customization, enabling the synthesis of highly realistic images. Despite this progress, achieving fast and efficient personalization remains…

计算机视觉与模式识别 · 计算机科学 2026-03-25 Aniket Roy , Maitreya Suin , Rama Chellappa

The essence of a video lies in its dynamic motions, including character actions, object movements, and camera movements. While text-to-video generative diffusion models have recently advanced in creating diverse contents, controlling…

计算机视觉与模式识别 · 计算机科学 2024-01-04 Yuxin Zhang , Fan Tang , Nisha Huang , Haibin Huang , Chongyang Ma , Weiming Dong , Changsheng Xu

Image-to-video generation has made remarkable progress with the advancements in diffusion models, yet generating videos with realistic motion remains highly challenging. This difficulty arises from the complexity of accurately modeling…

计算机视觉与模式识别 · 计算机科学 2025-10-01 Chenhui Zhu , Yilu Wu , Shuai Wang , Gangshan Wu , Limin Wang