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Related papers: PointHPS: Cascaded 3D Human Pose and Shape Estimat…

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The PointHop method was recently proposed by Zhang et al. for 3D point cloud classification with unsupervised feature extraction. It has an extremely low training complexity while achieving state-of-the-art classification performance. In…

Computer Vision and Pattern Recognition · Computer Science 2020-05-26 Min Zhang , Yifan Wang , Pranav Kadam , Shan Liu , C. -C. Jay Kuo

Existing head pose estimation (HPE) mainly focuses on single person with pre-detected frontal heads, which limits their applications in real complex scenarios with multi-persons. We argue that these single HPE methods are fragile and…

Computer Vision and Pattern Recognition · Computer Science 2023-02-15 Huayi Zhou , Fei Jiang , Hongtao Lu

We propose a new approach to human clothing modeling based on point clouds. Within this approach, we learn a deep model that can predict point clouds of various outfits, for various human poses, and for various human body shapes. Notably,…

Computer Vision and Pattern Recognition · Computer Science 2021-10-08 Ilya Zakharkin , Kirill Mazur , Artur Grigorev , Victor Lempitsky

Human head detection, keypoint estimation, and 3D head model fitting are essential tasks with many applications. However, traditional real-world datasets often suffer from bias, privacy, and ethical concerns, and they have been recorded in…

Computer Vision and Pattern Recognition · Computer Science 2024-12-06 Orest Kupyn , Eugene Khvedchenia , Christian Rupprecht

Human pose and shape (HPS) estimation methods achieve remarkable results. However, current HPS benchmarks are mostly designed to test models in scenarios that are similar to the training data. This can lead to critical situations in…

Computer Vision and Pattern Recognition · Computer Science 2023-03-31 Qihao Liu , Adam Kortylewski , Alan Yuille

The 3D pose estimation from a single image is a challenging problem due to depth ambiguity. One type of the previous methods lifts 2D joints, obtained by resorting to external 2D pose detectors, to the 3D space. However, this type of…

Computer Vision and Pattern Recognition · Computer Science 2021-04-09 Changgong Zhang , Fangneng Zhan , Yuan Chang

We consider the challenging multi-person 3D body mesh estimation task in this work. Existing methods are mostly two-stage based--one stage for person localization and the other stage for individual body mesh estimation, leading to redundant…

Computer Vision and Pattern Recognition · Computer Science 2021-07-06 Jianfeng Zhang , Dongdong Yu , Jun Hao Liew , Xuecheng Nie , Jiashi Feng

3D human pose estimation in outdoor environments has garnered increasing attention recently. However, prevalent 3D human pose datasets pertaining to outdoor scenes lack diversity, as they predominantly utilize only one type of modality (RGB…

Computer Vision and Pattern Recognition · Computer Science 2023-08-08 Bohao Fan , Siqi Wang , Wenxuan Guo , Wenzhao Zheng , Jianjiang Feng , Jie Zhou

Registering human meshes to 3D point clouds is essential for applications such as augmented reality and human-robot interaction but often yields imprecise results due to noise and background clutter in real-world data. We introduce a hybrid…

Computer Vision and Pattern Recognition · Computer Science 2025-04-07 Kai Lascheit , Daniel Barath , Marc Pollefeys , Leonidas Guibas , Francis Engelmann

Human pose estimation plays an important role in many computer vision tasks and has been studied for many decades. However, due to complex appearance variations from poses, illuminations, occlusions and low resolutions, it still remains a…

Computer Vision and Pattern Recognition · Computer Science 2019-05-21 Zhihui Su , Ming Ye , Guohui Zhang , Lei Dai , Jianda Sheng

We introduce HARPER, a novel dataset for 3D body pose estimation and forecast in dyadic interactions between users and Spot, the quadruped robot manufactured by Boston Dynamics. The key-novelty is the focus on the robot's perspective, i.e.,…

Computer Vision and Pattern Recognition · Computer Science 2024-03-26 Andrea Avogaro , Andrea Toaiari , Federico Cunico , Xiangmin Xu , Haralambos Dafas , Alessandro Vinciarelli , Emma Li , Marco Cristani

The regression of 3D Human Pose and Shape (HPS) from an image is becoming increasingly accurate. This makes the results useful for downstream tasks like human action recognition or 3D graphics. Yet, no regressor is perfect, and accuracy can…

Computer Vision and Pattern Recognition · Computer Science 2023-08-25 Sai Kumar Dwivedi , Cordelia Schmid , Hongwei Yi , Michael J. Black , Dimitrios Tzionas

Estimating 3D poses of multiple humans in real-time is a classic but still challenging task in computer vision. Its major difficulty lies in the ambiguity in cross-view association of 2D poses and the huge state space when there are…

Computer Vision and Pattern Recognition · Computer Science 2021-07-30 Long Chen , Haizhou Ai , Rui Chen , Zijie Zhuang , Shuang Liu

We introduce UPose3D, a novel approach for multi-view 3D human pose estimation, addressing challenges in accuracy and scalability. Our method advances existing pose estimation frameworks by improving robustness and flexibility without…

Computer Vision and Pattern Recognition · Computer Science 2024-07-11 Vandad Davoodnia , Saeed Ghorbani , Marc-André Carbonneau , Alexandre Messier , Ali Etemad

Point clouds are often sparse and incomplete. Existing shape completion methods are incapable of generating details of objects or learning the complex point distributions. To this end, we propose a cascaded refinement network together with…

Computer Vision and Pattern Recognition · Computer Science 2020-06-08 Xiaogang Wang , Marcelo H Ang , Gim Hee Lee

Human pose estimation has given rise to a broad spectrum of novel and compelling applications, including action recognition, sports analysis, as well as surveillance. However, accurate video pose estimation remains an open challenge. One…

Computer Vision and Pattern Recognition · Computer Science 2025-01-27 Yingying Jiao , Zhigang Wang , Zhenguang Liu , Shaojing Fan , Sifan Wu , Zheqi Wu , Zhuoyue Xu

With the rapid development of autonomous driving, LiDAR-based 3D Human Pose Estimation (3D HPE) is becoming a research focus. However, due to the noise and sparsity of LiDAR-captured point clouds, robust human pose estimation remains…

Computer Vision and Pattern Recognition · Computer Science 2024-12-19 Xiaoqi An , Lin Zhao , Chen Gong , Jun Li , Jian Yang

People touch their face 23 times an hour, they cross their arms and legs, put their hands on their hips, etc. While many images of people contain some form of self-contact, current 3D human pose and shape (HPS) regression methods typically…

Computer Vision and Pattern Recognition · Computer Science 2021-04-09 Lea Müller , Ahmed A. A. Osman , Siyu Tang , Chun-Hao P. Huang , Michael J. Black

Recent years have witnessed the surge of learned representations that directly build upon point clouds. Though becoming increasingly expressive, most existing representations still struggle to generate ordered point sets. Inspired by…

Computer Vision and Pattern Recognition · Computer Science 2023-02-06 Jiaxin Wei , Lige Liu , Ran Cheng , Wenqing Jiang , Minghao Xu , Xinyu Jiang , Tao Sun , Soren Schwertfeger , Laurent Kneip

This paper proposes a novel concept to directly match feature descriptors extracted from 2D images with feature descriptors extracted from 3D point clouds. We use this concept to directly localize images in a 3D point cloud. We generate a…

Computer Vision and Pattern Recognition · Computer Science 2020-06-01 Uzair Nadeem , Mohammed Bennamoun , Roberto Togneri , Ferdous Sohel