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相关论文: Weakly Supervised 3D Human Pose and Shape Reconstr…

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We present two novel solutions for multi-view 3D human pose estimation based on new learnable triangulation methods that combine 3D information from multiple 2D views. The first (baseline) solution is a basic differentiable algebraic…

计算机视觉与模式识别 · 计算机科学 2019-05-15 Karim Iskakov , Egor Burkov , Victor Lempitsky , Yury Malkov

Feedforward monocular face capture methods seek to reconstruct posed faces from a single image of a person. Current state of the art approaches have the ability to regress parametric 3D face models in real-time across a wide range of…

计算机视觉与模式识别 · 计算机科学 2024-09-13 Kelian Baert , Shrisha Bharadwaj , Fabien Castan , Benoit Maujean , Marc Christie , Victoria Abrevaya , Adnane Boukhayma

Recent learning-based approaches, in which models are trained by single-view images have shown promising results for monocular 3D face reconstruction, but they suffer from the ill-posed face pose and depth ambiguity issue. In contrast to…

计算机视觉与模式识别 · 计算机科学 2020-07-27 Jiaxiang Shang , Tianwei Shen , Shiwei Li , Lei Zhou , Mingmin Zhen , Tian Fang , Long Quan

Recovering temporally consistent 3D human body pose, shape and motion from a monocular video is a challenging task due to (self-)occlusions, poor lighting conditions, complex articulated body poses, depth ambiguity, and limited availability…

计算机视觉与模式识别 · 计算机科学 2023-11-21 Sushovan Chanda , Amogh Tiwari , Lokender Tiwari , Brojeshwar Bhowmick , Avinash Sharma , Hrishav Barua

This work tackles Weakly Supervised Anomaly detection, in which a predictor is allowed to learn not only from normal examples but also from a few labeled anomalies made available during training. In particular, we deal with the localization…

计算机视觉与模式识别 · 计算机科学 2022-08-11 Aniello Panariello , Angelo Porrello , Simone Calderara , Rita Cucchiara

Despite the great progress in video understanding made by deep convolutional neural networks, feature representation learned by existing methods may be biased to static visual cues. To address this issue, we propose a novel method to…

计算机视觉与模式识别 · 计算机科学 2021-12-09 Manlin Zhang , Jinpeng Wang , Andy J. Ma

We propose a novel method based on teacher-student learning framework for 3D human pose estimation without any 3D annotation or side information. To solve this unsupervised-learning problem, the teacher network adopts pose-dictionary-based…

计算机视觉与模式识别 · 计算机科学 2020-12-18 Chenxin Xu , Siheng Chen , Maosen Li , Ya Zhang

Capturing the dynamically deforming 3D shape of clothed human is essential for numerous applications, including VR/AR, autonomous driving, and human-computer interaction. Existing methods either require a highly specialized capturing setup,…

计算机视觉与模式识别 · 计算机科学 2021-12-01 Chen Guo , Xu Chen , Jie Song , Otmar Hilliges

We present a self-supervised learning-based pipeline for dense 3D reconstruction from full-length monocular endoscopic videos without a priori modeling of anatomy or shading. Our method only relies on unlabeled monocular endoscopic videos…

计算机视觉与模式识别 · 计算机科学 2019-09-10 Xingtong Liu , Ayushi Sinha , Masaru Ishii , Gregory D. Hager , Russell H. Taylor , Mathias Unberath

Human actions are comprised of a sequence of poses. This makes videos of humans a rich and dense source of human poses. We propose an unsupervised method to learn pose features from videos that exploits a signal which is complementary to…

计算机视觉与模式识别 · 计算机科学 2016-09-20 Senthil Purushwalkam , Abhinav Gupta

This work addresses the problem of model-based human pose estimation. Recent approaches have made significant progress towards regressing the parameters of parametric human body models directly from images. Because of the absence of images…

计算机视觉与模式识别 · 计算机科学 2019-10-25 Georgios Pavlakos , Nikos Kolotouros , Kostas Daniilidis

The 3D world limits the human body pose and the human body pose conveys information about the surrounding objects. Indeed, from a single image of a person placed in an indoor scene, we as humans are adept at resolving ambiguities of the…

计算机视觉与模式识别 · 计算机科学 2021-04-19 Zhenzhen Weng , Serena Yeung

Estimating 3D hand pose directly from RGB imagesis challenging but has gained steady progress recently bytraining deep models with annotated 3D poses. Howeverannotating 3D poses is difficult and as such only a few 3Dhand pose datasets are…

计算机视觉与模式识别 · 计算机科学 2020-12-08 Liangjian Chen , Shih-Yao Lin , Yusheng Xie , Yen-Yu Lin , Xiaohui Xie

We address the problem of video representation learning without human-annotated labels. While previous efforts address the problem by designing novel self-supervised tasks using video data, the learned features are merely on a…

计算机视觉与模式识别 · 计算机科学 2019-04-09 Jiangliu Wang , Jianbo Jiao , Linchao Bao , Shengfeng He , Yunhui Liu , Wei Liu

This work explores how to use self-supervised learning on videos to learn a class-specific image embedding that encodes pose and shape information. At train time, two frames of the same video of an object class (e.g. human upper body) are…

计算机视觉与模式识别 · 计算机科学 2019-10-29 Olivia Wiles , A. Sophia Koepke , Andrew Zisserman

We propose a novel representation of virtual humans for highly realistic real-time animation and rendering in 3D applications. We learn pose dependent appearance and geometry from highly accurate dynamic mesh sequences obtained from…

计算机视觉与模式识别 · 计算机科学 2024-03-20 Wieland Morgenstern , Milena T. Bagdasarian , Anna Hilsmann , Peter Eisert

The main challenges of 3D pose transfer are: 1) Lack of paired training data with different characters performing the same pose; 2) Disentangling pose and shape information from the target mesh; 3) Difficulty in applying to meshes with…

计算机视觉与模式识别 · 计算机科学 2023-08-21 Jinnan Chen , Chen Li , Gim Hee Lee

Accurate 7DoF prediction of vehicles at an intersection is an important task for assessing potential conflicts between road users. In principle, this could be achieved by a single camera system that is capable of detecting the pose of each…

计算机视觉与模式识别 · 计算机科学 2022-11-30 Matthew Howe , Ian Reid , Jamie Mackenzie

In this paper we propose an unsupervised feature extraction method to capture temporal information on monocular videos, where we detect and encode subject of interest in each frame and leverage contrastive self-supervised (CSS) learning to…

计算机视觉与模式识别 · 计算机科学 2022-11-28 Sina Honari , Victor Constantin , Helge Rhodin , Mathieu Salzmann , Pascal Fua

Reconstructing 3D human pose and shape from monocular videos is a well-studied but challenging problem. Common challenges include occlusions, the inherent ambiguities in the 2D to 3D mapping and the computational complexity of video…

计算机视觉与模式识别 · 计算机科学 2023-05-02 Nikolaos Vasilikopoulos , Nikos Kolotouros , Aggeliki Tsoli , Antonis Argyros
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