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We propose a sparse and privacy-enhanced representation for Human Pose Estimation (HPE). Given a perspective camera, we use a proprietary motion vector sensor(MVS) to extract an edge image and a two-directional motion vector image at each…

Computer Vision and Pattern Recognition · Computer Science 2023-09-19 Ting-Ying Lin , Lin-Yung Hsieh , Fu-En Wang , Wen-Shen Wuen , Min Sun

3D human pose estimation (3D HPE) has emerged as a prominent research topic, particularly in the realm of RGB-based methods. However, the use of RGB images is often limited by issues such as occlusion and privacy constraints. Consequently,…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Mengshi Qi , Jiaxuan Peng , Xianlin Zhang , Huadong Ma

The goal of 2D human pose estimation (HPE) is to localize anatomical landmarks, given an image of a person in a pose. SOTA techniques make use of thousands of labeled figures (finetuning transformers or training deep CNNs), acquired using…

Computer Vision and Pattern Recognition · Computer Science 2023-11-07 Nobline Yoo , Olga Russakovsky

Estimating 3D hand pose from 2D images is a difficult, inverse problem due to the inherent scale and depth ambiguities. Current state-of-the-art methods train fully supervised deep neural networks with 3D ground-truth data. However,…

Computer Vision and Pattern Recognition · Computer Science 2020-08-05 Adrian Spurr , Umar Iqbal , Pavlo Molchanov , Otmar Hilliges , Jan Kautz

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…

Computer Vision and Pattern Recognition · Computer Science 2023-08-21 Jinnan Chen , Chen Li , Gim Hee Lee

In this work, we demonstrate that 3D poses in video can be effectively estimated with a fully convolutional model based on dilated temporal convolutions over 2D keypoints. We also introduce back-projection, a simple and effective…

Computer Vision and Pattern Recognition · Computer Science 2019-04-01 Dario Pavllo , Christoph Feichtenhofer , David Grangier , Michael Auli

Monocular 3D human pose estimation (HPE) methods estimate the 3D positions of joints from individual images. Existing 3D HPE approaches often use the cropped image alone as input for their models. However, the relative depths of joints…

Computer Vision and Pattern Recognition · Computer Science 2025-08-27 Xiaoyang Hao , Han Li

Training accurate 3D human pose estimators requires large amount of 3D ground-truth data which is costly to collect. Various weakly or self supervised pose estimation methods have been proposed due to lack of 3D data. Nevertheless, these…

Computer Vision and Pattern Recognition · Computer Science 2019-04-10 Muhammed Kocabas , Salih Karagoz , Emre Akbas

Human Pose Estimation (HPE) is one of the fundamental problems in computer vision. It has applications ranging from virtual reality, human behavior analysis, video surveillance, anomaly detection, self-driving to medical assistance. The…

Computer Vision and Pattern Recognition · Computer Science 2021-12-23 Milan Kresović , Thong Duy Nguyen

Human pose estimation from single images is a challenging problem in computer vision that requires large amounts of labeled training data to be solved accurately. Unfortunately, for many human activities (\eg outdoor sports) such training…

Computer Vision and Pattern Recognition · Computer Science 2020-12-01 Bastian Wandt , Marco Rudolph , Petrissa Zell , Helge Rhodin , Bodo Rosenhahn

We present a deployment friendly, fast bottom-up framework for multi-person 3D human pose estimation. We adopt a novel neural representation of multi-person 3D pose which unifies the position of person instances with their corresponding 3D…

Computer Vision and Pattern Recognition · Computer Science 2020-08-05 Jogendra Nath Kundu , Ambareesh Revanur , Govind Vitthal Waghmare , Rahul Mysore Venkatesh , R. Venkatesh Babu

Video anomaly detection (VAD) in autonomous driving scenario is an important task, however it involves several challenges due to the ego-centric views and moving camera. Due to this, it remains largely under-explored. While recent…

Computer Vision and Pattern Recognition · Computer Science 2024-08-13 Utkarsh Tiwari , Snehashis Majhi , Michal Balazia , François Brémond

3D shape completion for real data is important but challenging, since partial point clouds acquired by real-world sensors are usually sparse, noisy and unaligned. Different from previous methods, we address the problem of learning 3D…

Computer Vision and Pattern Recognition · Computer Science 2020-08-21 Jiayuan Gu , Wei-Chiu Ma , Sivabalan Manivasagam , Wenyuan Zeng , Zihao Wang , Yuwen Xiong , Hao Su , Raquel Urtasun

Low-visibility scenarios, such as low-light conditions, pose significant challenges to human pose estimation due to the scarcity of annotated low-light datasets and the loss of visual information under poor illumination. Recent domain…

Computer Vision and Pattern Recognition · Computer Science 2026-04-14 Haopeng Chen , Yihao Ai , Kabeen Kim , Robby T. Tan , Yixin Chen , Bo Wang

Existing 3D human pose estimation methods often suffer in performance, when applied to cross-scenario inference, due to domain shifts in characteristics such as camera viewpoint, position, posture, and body size. Among these factors, camera…

Computer Vision and Pattern Recognition · Computer Science 2025-09-25 Jingjing Liu , Zhiyong Wang , Xinyu Fan , Amirhossein Dadashzadeh , Honghai Liu , Majid Mirmehdi

Deep learning-based 3D human pose estimation performs best when trained on large amounts of labeled data, making combined learning from many datasets an important research direction. One obstacle to this endeavor are the different skeleton…

Computer Vision and Pattern Recognition · Computer Science 2023-01-02 István Sárándi , Alexander Hermans , Bastian Leibe

We propose a viewpoint invariant model for 3D human pose estimation from a single depth image. To achieve this, our discriminative model embeds local regions into a learned viewpoint invariant feature space. Formulated as a multi-task…

Computer Vision and Pattern Recognition · Computer Science 2016-07-27 Albert Haque , Boya Peng , Zelun Luo , Alexandre Alahi , Serena Yeung , Li Fei-Fei

3D human pose estimation has wide applications in fields such as intelligent surveillance, motion capture, and virtual reality. However, in real-world scenarios, issues such as occlusion, noise interference, and missing viewpoints can…

Computer Vision and Pattern Recognition · Computer Science 2025-02-25 Jianbin Jiao , Xina Cheng , Kailun Yang , Xiangrong Zhang , Licheng Jiao

Human pose estimation (HPE) is a key building block for developing AI-based context-aware systems inside the operating room (OR). The 24/7 use of images coming from cameras mounted on the OR ceiling can however raise concerns for privacy,…

Computer Vision and Pattern Recognition · Computer Science 2021-08-23 Vinkle Srivastav , Afshin Gangi , Nicolas Padoy

Due to the difficulty of acquiring large-scale 3D human keypoint annotation, previous methods for 3D human pose estimation (HPE) have often relied on 2D image features and sequential 2D annotations. Furthermore, the training of these…

Computer Vision and Pattern Recognition · Computer Science 2024-03-05 Dongqiangzi Ye , Yufei Xie , Weijia Chen , Zixiang Zhou , Lingting Ge , Hassan Foroosh