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Video representation is an important and challenging task in the computer vision community. In this paper, we assume that image frames of a moving scene can be modeled as a Linear Dynamical System. We propose a sparse coding framework,…

Computer Vision and Pattern Recognition · Computer Science 2013-12-20 Xian Wei , Hao Shen , Martin Kleinsteuber

Image retouching has received significant attention due to its ability to achieve high-quality visual content. Existing approaches mainly rely on uniform pixel-wise color mapping across entire images, neglecting the inherent color…

Computer Vision and Pattern Recognition · Computer Science 2025-12-11 Hancheng Zhu , Xinyu Liu , Rui Yao , Kunyang Sun , Leida Li , Abdulmotaleb El Saddik

Animation line inbetweening is a crucial step in animation production aimed at enhancing animation fluidity by predicting intermediate line arts between two key frames. However, existing methods face challenges in effectively addressing…

Computer Vision and Pattern Recognition · Computer Science 2024-08-20 Tianyi Zhu , Wei Shang , Dongwei Ren , Wangmeng Zuo

We present a novel character control framework that effectively utilizes motion diffusion probabilistic models to generate high-quality and diverse character animations, responding in real-time to a variety of dynamic user-supplied control…

Graphics · Computer Science 2024-04-24 Rui Chen , Mingyi Shi , Shaoli Huang , Ping Tan , Taku Komura , Xuelin Chen

Learning-based lossless image compression employs pixel-based or subimage-based auto-regression for probability estimation, which achieves desirable performances. However, the existing works only consider context dependencies in one…

Image and Video Processing · Electrical Eng. & Systems 2025-03-17 Tiantian Li , Qunbing Xia , Yue Li , Ruixiao Guo , Gaobo Yang

3D Human motion style transfer is a fundamental problem in computer graphic and animation processing. Existing AdaIN- based methods necessitate datasets with balanced style distribution and content/style labels to train the clustered latent…

Graphics · Computer Science 2024-08-08 Lei Hu , Zihao Zhang , Yongjing Ye , Yiwen Xu , Shihong Xia

In this work, we present MotionBooth, an innovative framework designed for animating customized subjects with precise control over both object and camera movements. By leveraging a few images of a specific object, we efficiently fine-tune a…

Computer Vision and Pattern Recognition · Computer Science 2024-10-30 Jianzong Wu , Xiangtai Li , Yanhong Zeng , Jiangning Zhang , Qianyu Zhou , Yining Li , Yunhai Tong , Kai Chen

Identifying independently moving objects is an essential task for dynamic scene understanding. However, traditional cameras used in dynamic scenes may suffer from motion blur or exposure artifacts due to their sampling principle. By…

Computer Vision and Pattern Recognition · Computer Science 2022-07-08 Yi Zhou , Guillermo Gallego , Xiuyuan Lu , Siqi Liu , Shaojie Shen

Trajectory prediction for traffic agents is critical for safe autonomous driving. However, achieving effective zero-shot generalization in previously unseen domains remains a significant challenge. Motivated by the consistent nature of…

Artificial Intelligence · Computer Science 2026-02-17 Zhenyu Zong , Yuchen Wang , Haohong Lin , Lu Gan , Huajie Shao

We propose a unified, few-step generative modeling framework based on \emph{cumulative flow maps} for long-range transport in probability space, inspired by flow-map techniques for physical transport and dynamics. At its core is a…

Machine Learning · Computer Science 2026-05-06 Zhiqi Li , Duowen Chen , Yuchen Sun , Bo Zhu

Animating a still image offers an engaging visual experience. Traditional image animation techniques mainly focus on animating natural scenes with stochastic dynamics (e.g. clouds and fluid) or domain-specific motions (e.g. human hair or…

Computer Vision and Pattern Recognition · Computer Science 2023-11-28 Jinbo Xing , Menghan Xia , Yong Zhang , Haoxin Chen , Wangbo Yu , Hanyuan Liu , Xintao Wang , Tien-Tsin Wong , Ying Shan

Text-based video segmentation aims to segment the target object in a video based on a describing sentence. Incorporating motion information from optical flow maps with appearance and linguistic modalities is crucial yet has been largely…

Computer Vision and Pattern Recognition · Computer Science 2022-04-07 Wangbo Zhao , Kai Wang , Xiangxiang Chu , Fuzhao Xue , Xinchao Wang , Yang You

We present a learning-based method for building driving-signal aware full-body avatars. Our model is a conditional variational autoencoder that can be animated with incomplete driving signals, such as human pose and facial keypoints, and…

Computer Vision and Pattern Recognition · Computer Science 2021-06-29 Timur Bagautdinov , Chenglei Wu , Tomas Simon , Fabian Prada , Takaaki Shiratori , Shih-En Wei , Weipeng Xu , Yaser Sheikh , Jason Saragih

We introduce a method to synthesize animator guided human motion across 3D scenes. Given a set of sparse (3 or 4) joint locations (such as the location of a person's hand and two feet) and a seed motion sequence in a 3D scene, our method…

Computer Vision and Pattern Recognition · Computer Science 2025-02-04 Aymen Mir , Xavier Puig , Angjoo Kanazawa , Gerard Pons-Moll

Recent advances in diffusion-based text-to-video models, particularly those built on the diffusion transformer architecture, have achieved remarkable progress in generating high-quality and temporally coherent videos. However, transferring…

Computer Vision and Pattern Recognition · Computer Science 2026-04-08 Zhexin Zhang , Yangyang Xu , Yifeng Zhu , Long Chen , Yong Du , Shengfeng He , Jun Yu

We propose MotionAgent, enabling fine-grained motion control for text-guided image-to-video generation. The key technique is the motion field agent that converts motion information in text prompts into explicit motion fields, providing…

Computer Vision and Pattern Recognition · Computer Science 2025-10-16 Xinyao Liao , Xianfang Zeng , Liao Wang , Gang Yu , Guosheng Lin , Chi Zhang

Text-guided dynamic 3D character generation has advanced rapidly, yet producing high-quality motion that faithfully reflects rich textual descriptions remains challenging. Existing methods tend to generate limited sub-actions or incoherent…

Computer Vision and Pattern Recognition · Computer Science 2026-03-03 Miaowei Wang , Qingxuan Yan , Zhi Cao , Yayuan Li , Oisin Mac Aodha , Jason J. Corso , Amir Vaxman

Recent advances in diffusion models have improved controllable streetscape generation and supported downstream perception and planning tasks. However, challenges remain in accurately modeling driving scenes and generating long videos. To…

Computer Vision and Pattern Recognition · Computer Science 2025-05-30 Jianbiao Mei , Tao Hu , Xuemeng Yang , Licheng Wen , Yu Yang , Tiantian Wei , Yukai Ma , Min Dou , Botian Shi , Yong Liu

Multi-modality image fusion, particularly infrared and visible, plays a crucial role in integrating diverse modalities to enhance scene understanding. Although early research prioritized visual quality, preserving fine details and adapting…

Computer Vision and Pattern Recognition · Computer Science 2025-03-26 Guanyao Wu , Haoyu Liu , Hongming Fu , Yichuan Peng , Jinyuan Liu , Xin Fan , Risheng Liu

Deep functional maps have emerged in recent years as a prominent learning-based framework for non-rigid shape matching problems. While early methods in this domain only focused on learning in the functional domain, the latest techniques…

Computer Vision and Pattern Recognition · Computer Science 2025-07-10 Robin Magnet , Maks Ovsjanikov