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Person image synthesis, e.g., pose transfer, is a challenging problem due to large variation and occlusion. Existing methods have difficulties predicting reasonable invisible regions and fail to decouple the shape and style of clothing,…

Computer Vision and Pattern Recognition · Computer Science 2021-04-01 Jinsong Zhang , Kun Li , Yu-Kun Lai , Jingyu Yang

Modeling animatable human avatars from RGB videos is a long-standing and challenging problem. Recent works usually adopt MLP-based neural radiance fields (NeRF) to represent 3D humans, but it remains difficult for pure MLPs to regress…

Computer Vision and Pattern Recognition · Computer Science 2024-05-28 Zhe Li , Yipengjing Sun , Zerong Zheng , Lizhen Wang , Shengping Zhang , Yebin Liu

We present a novel animatable 3D Gaussian model for rendering high-fidelity free-view human motions in real time. Compared to existing NeRF-based methods, the model owns better capability in synthesizing high-frequency details without the…

Computer Vision and Pattern Recognition · Computer Science 2023-11-28 Keyang Ye , Tianjia Shao , Kun Zhou

Personalized image generation, where reference images of one or more subjects are used to generate their image according to a scene description, has gathered significant interest in the community. However, such generated images suffer from…

Computer Vision and Pattern Recognition · Computer Science 2025-07-23 Parul Gupta , Abhinav Dhall , Thanh-Toan Do

Although large scale models achieve significant improvements in performance, the overfitting challenge still frequently undermines their generalization ability. In super resolution tasks on images, diffusion models as representatives of…

Computer Vision and Pattern Recognition · Computer Science 2025-09-03 Zhipeng Weng , Xiaopeng Liu , Ce Liu , Xingyuan Guo , Yukai Shi , Liang Lin

Image matching is a fundamental computer vision problem. While learning-based methods achieve state-of-the-art performance on existing benchmarks, they generalize poorly to in-the-wild images. Such methods typically need to train separate…

Computer Vision and Pattern Recognition · Computer Science 2024-02-20 Xuelun Shen , Zhipeng Cai , Wei Yin , Matthias Müller , Zijun Li , Kaixuan Wang , Xiaozhi Chen , Cheng Wang

Reconstructing textured 3D human models from a single image is fundamental for AR/VR and digital human applications. However, existing methods mostly focus on single individuals and thus fail in multi-human scenes, where naive composition…

Computer Vision and Pattern Recognition · Computer Science 2026-04-08 Gwanghyun Kim , Junghun James Kim , Suh Yoon Jeon , Jason Park , Se Young Chun

The gait, as a kind of soft biometric characteristic, can reflect the distinct walking patterns of individuals at a distance, exhibiting a promising technique for unrestrained human identification. With largely excluding gait-unrelated cues…

Computer Vision and Pattern Recognition · Computer Science 2024-12-17 Dongyang Jin , Chao Fan , Weihua Chen , Shiqi Yu

Gaussian-based human avatars have achieved an unprecedented level of visual fidelity. However, existing approaches based on high-capacity neural networks typically require a desktop GPU to achieve real-time performance for a single avatar,…

Computer Vision and Pattern Recognition · Computer Science 2025-07-01 Forrest Iandola , Stanislav Pidhorskyi , Igor Santesteban , Divam Gupta , Anuj Pahuja , Nemanja Bartolovic , Frank Yu , Emanuel Garbin , Tomas Simon , Shunsuke Saito

Creating high-fidelity and editable head avatars is a pivotal challenge in computer vision and graphics, boosting many AR/VR applications. While recent advancements have achieved photorealistic renderings and plausible animation, head…

Computer Vision and Pattern Recognition · Computer Science 2025-08-18 Heyi Sun , Cong Wang , Tian-Xing Xu , Jingwei Huang , Di Kang , Chunchao Guo , Song-Hai Zhang

Generating high-fidelity upper-body 3D avatars from one-shot input image remains a significant challenge. Current 3D avatar generation methods, which rely on large reconstruction models, are fast and capable of producing stable body…

Computer Vision and Pattern Recognition · Computer Science 2025-12-10 Fan Yang , Heyuan Li , Peihao Li , Weihao Yuan , Lingteng Qiu , Chaoyue Song , Cheng Chen , Yisheng He , Shifeng Zhang , Xiaoguang Han , Steven Hoi , Guosheng Lin

We propose a method to reconstruct high-fidelity human avatars from multi-view video that can run on mobile devices. Many works can model high-quality Gaussian-based full-body avatars from multi-view video. However, these methods require…

Computer Vision and Pattern Recognition · Computer Science 2026-05-05 Youyi Zhan , He Wang , Tianjia Shao , Kun Zhou

Pedestrian motion, due to its causal nature, is strongly influenced by domain gaps arising from discrepancies between training and testing data distributions. Focusing on 3D human pose estimation, this work presents a controllable human…

Computer Vision and Pattern Recognition · Computer Science 2026-05-13 Xinhao Hu , Yiyi Zhang , Liqing Zhang , Jianfu Zhang

Generative adversarial networks achieve great performance in photorealistic image synthesis in various domains, including human images. However, they usually employ latent vectors that encode the sampled outputs globally. This does not…

Computer Vision and Pattern Recognition · Computer Science 2021-03-15 Kripasindhu Sarkar , Lingjie Liu , Vladislav Golyanik , Christian Theobalt

This paper proposes the novel Pose Guided Person Generation Network (PG$^2$) that allows to synthesize person images in arbitrary poses, based on an image of that person and a novel pose. Our generation framework PG$^2$ utilizes the pose…

Computer Vision and Pattern Recognition · Computer Science 2018-01-30 Liqian Ma , Xu Jia , Qianru Sun , Bernt Schiele , Tinne Tuytelaars , Luc Van Gool

AI-generated content (AIGC) is rapidly improving, creating an urgent need for detectors that generalize across data sources, deployment pipelines, and visual modalities. A strongly generalizable detector should remain robust under…

Computer Vision and Pattern Recognition · Computer Science 2026-05-22 Zhengcen Li , Chenyang Jiang , Liangxu Su , Tong Shao , Shiyang Zhou , Ming Tao , Jingyong Su

We present BootComp, a novel framework based on text-to-image diffusion models for controllable human image generation with multiple reference garments. Here, the main bottleneck is data acquisition for training: collecting a large-scale…

Computer Vision and Pattern Recognition · Computer Science 2025-04-02 Yisol Choi , Sangkyung Kwak , Sihyun Yu , Hyungwon Choi , Jinwoo Shin

We present a novel method for reconstructing personalized 3D human avatars with realistic animation from only a few images. Due to the large variations in body shapes, poses, and cloth types, existing methods mostly require hours of…

Computer Vision and Pattern Recognition · Computer Science 2025-04-07 Rong Wang , Fabian Prada , Ziyan Wang , Zhongshi Jiang , Chengxiang Yin , Junxuan Li , Shunsuke Saito , Igor Santesteban , Javier Romero , Rohan Joshi , Hongdong Li , Jason Saragih , Yaser Sheikh

We present a new method for generating controllable, dynamically responsive, and photorealistic human animations. Given an image of a person, our system allows the user to generate Physically plausible Upper Body Animation (PUBA) using…

Computer Vision and Pattern Recognition · Computer Science 2022-12-12 Ziyuan Huang , Zhengping Zhou , Yung-Yu Chuang , Jiajun Wu , C. Karen Liu

Human re-rendering from a single image is a starkly under-constrained problem, and state-of-the-art algorithms often exhibit undesired artefacts, such as over-smoothing, unrealistic distortions of the body parts and garments, or implausible…

Computer Vision and Pattern Recognition · Computer Science 2021-01-12 Kripasindhu Sarkar , Dushyant Mehta , Weipeng Xu , Vladislav Golyanik , Christian Theobalt