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Recent progress in video diffusion models has markedly advanced character animation, which synthesizes motioned videos by animating a static identity image according to a driving video. Explicit methods represent motion using skeleton,…

Computer Vision and Pattern Recognition · Computer Science 2026-02-10 Zhufeng Xu , Xuan Gao , Feng-Lin Liu , Haoxian Zhang , Zhixue Fang , Yu-Kun Lai , Xiaoqiang Liu , Pengfei Wan , Lin Gao

Face deidentification is an active topic amongst privacy and security researchers. Early deidentification methods relying on image blurring or pixelization were replaced in recent years with techniques based on formal anonymity models that…

Computer Vision and Pattern Recognition · Computer Science 2017-08-01 Blaž Meden , Refik Can Mallı , Sebastjan Fabijan , Hazım Kemal Ekenel , Vitomir Štruc , Peter Peer

We propose a reversible face de-identification method for low resolution video data, where landmark-based techniques cannot be reliably used. Our solution is able to generate a photo realistic de-identified stream that meets the data…

Computer Vision and Pattern Recognition · Computer Science 2020-07-10 Hugo Proença

Deep neural networks have been successfully applied to solving the video-based person re-identification problem with impressive results reported. The existing networks for person re-id are designed to extract discriminative features that…

Computer Vision and Pattern Recognition · Computer Science 2020-03-24 Yang Feng , Yu Wang , Jiebo Luo

Privacy-preserving computer vision is an important emerging problem in machine learning and artificial intelligence. Prevalent methods tackling this problem use differential privacy (DP) or obfuscation techniques to protect the privacy of…

Computer Vision and Pattern Recognition · Computer Science 2024-12-20 David Schneider , Sina Sajadmanesh , Vikash Sehwag , Saquib Sarfraz , Rainer Stiefelhagen , Lingjuan Lyu , Vivek Sharma

Rendering the visual appearance of moving humans from occluded monocular videos is a challenging task. Most existing research renders 3D humans under ideal conditions, requiring a clear and unobstructed scene. Those methods cannot be used…

Computer Vision and Pattern Recognition · Computer Science 2025-08-18 Tiange Xiang , Adam Sun , Scott Delp , Kazuki Kozuka , Li Fei-Fei , Ehsan Adeli

Training of deep learning models for computer vision requires large image or video datasets from real world. Often, in collecting such datasets, we need to protect the privacy of the people captured in the images or videos, while still…

Computer Vision and Pattern Recognition · Computer Science 2019-02-13 Yuezun Li , Siwei Lyu

Due to the imperfect person detection results and posture changes, temporal appearance misalignment is unavoidable in video-based person re-identification (ReID). In this case, 3D convolution may destroy the appearance representation of…

Computer Vision and Pattern Recognition · Computer Science 2020-07-28 Xinqian Gu , Hong Chang , Bingpeng Ma , Hongkai Zhang , Xilin Chen

Constructing and animating humans is an important component for building virtual worlds in a wide variety of applications such as virtual reality or robotics testing in simulation. As there are exponentially many variations of humans with…

Computer Vision and Pattern Recognition · Computer Science 2021-01-19 Ze Yang , Shenlong Wang , Sivabalan Manivasagam , Zeng Huang , Wei-Chiu Ma , Xinchen Yan , Ersin Yumer , Raquel Urtasun

Video 3D human pose estimation aims to localize the 3D coordinates of human joints from videos. Recent transformer-based approaches focus on capturing the spatiotemporal information from sequential 2D poses, which cannot model the…

Computer Vision and Pattern Recognition · Computer Science 2022-08-09 Zhongwei Qiu , Qiansheng Yang , Jian Wang , Dongmei Fu

We address the problem of using hand-drawn sketches to create exaggerated deformations to faces in videos, such as enlarging the shape or modifying the position of eyes or mouth. This task is formulated as a 3D face model reconstruction and…

Computer Vision and Pattern Recognition · Computer Science 2019-01-29 Long Zhao , Fangda Han , Xi Peng , Xun Zhang , Mubbasir Kapadia , Vladimir Pavlovic , Dimitris N. Metaxas

We present a novel method for estimation of 3D human poses from a multi-camera setup, employing distributed smart edge sensors coupled with a backend through a semantic feedback loop. 2D joint detection for each camera view is performed…

Computer Vision and Pattern Recognition · Computer Science 2021-07-06 Simon Bultmann , Sven Behnke

We propose an efficient approach to exploiting motion information from consecutive frames of a video sequence to recover the 3D pose of people. Instead of computing candidate poses in individual frames and then linking them, as is often…

Computer Vision and Pattern Recognition · Computer Science 2015-11-25 Bugra Tekin , Xiaolu Sun , Xinchao Wang , Vincent Lepetit , Pascal Fua

Recent works have shown how realistic talking face images can be obtained under the supervision of geometry guidance, e.g., facial landmark or boundary. To alleviate the demand for manual annotations, in this paper, we propose a novel…

Computer Vision and Pattern Recognition · Computer Science 2020-03-31 Xianfang Zeng , Yusu Pan , Mengmeng Wang , Jiangning Zhang , Yong Liu

This paper addresses the challenge of 3D full-body human pose estimation from a monocular image sequence. Here, two cases are considered: (i) the image locations of the human joints are provided and (ii) the image locations of joints are…

Computer Vision and Pattern Recognition · Computer Science 2016-04-29 Xiaowei Zhou , Menglong Zhu , Spyridon Leonardos , Kosta Derpanis , Kostas Daniilidis

We propose a method for generating video-realistic animations of real humans under user control. In contrast to conventional human character rendering, we do not require the availability of a production-quality photo-realistic 3D model of…

Computer Vision and Pattern Recognition · Computer Science 2019-05-13 Lingjie Liu , Weipeng Xu , Michael Zollhoefer , Hyeongwoo Kim , Florian Bernard , Marc Habermann , Wenping Wang , Christian Theobalt

We present Better Together, a method that simultaneously solves the human pose estimation problem while reconstructing a photorealistic 3D human avatar from multi-view videos. While prior art usually solves these problems separately, we…

Computer Vision and Pattern Recognition · Computer Science 2025-03-13 Arthur Moreau , Mohammed Brahimi , Richard Shaw , Athanasios Papaioannou , Thomas Tanay , Zhensong Zhang , Eduardo Pérez-Pellitero

Cross-modal Steganography is the practice of concealing secret signals in publicly available cover signals (distinct from the modality of the secret signals) unobtrusively. While previous approaches primarily concentrated on concealing a…

Computer Vision and Pattern Recognition · Computer Science 2023-11-30 Lin Zhao , Hongxuan Li , Xuefei Ning , Xinru Jiang

Tremendous efforts have been made to learn animatable and photorealistic human avatars. Towards this end, both explicit and implicit 3D representations are heavily studied for a holistic modeling and capture of the whole human (e.g., body,…

Computer Vision and Pattern Recognition · Computer Science 2023-09-13 Yao Feng , Weiyang Liu , Timo Bolkart , Jinlong Yang , Marc Pollefeys , Michael J. Black

Perceiving humans in the context of Intelligent Transportation Systems (ITS) often relies on multiple cameras or expensive LiDAR sensors. In this work, we present a new cost-effective vision-based method that perceives humans' locations in…

Computer Vision and Pattern Recognition · Computer Science 2021-05-04 Lorenzo Bertoni , Sven Kreiss , Alexandre Alahi