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Related papers: Hand Keypoint Detection in Single Images using Mul…

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Detecting and matching robust viewpoint-invariant keypoints is critical for visual SLAM and Structure-from-Motion. State-of-the-art learning-based methods generate training samples via homography adaptation to create 2D synthetic views with…

Computer Vision and Pattern Recognition · Computer Science 2020-11-19 Jiexiong Tang , Rares Ambrus , Vitor Guizilini , Sudeep Pillai , Hanme Kim , Patric Jensfelt , Adrien Gaidon

This paper addresses the challenging task of reconstructing the poses of multiple individuals engaged in close interactions, captured by multiple calibrated cameras. The difficulty arises from the noisy or false 2D keypoint detections due…

Computer Vision and Pattern Recognition · Computer Science 2024-01-30 Qing Shuai , Zhiyuan Yu , Zhize Zhou , Lixin Fan , Haijun Yang , Can Yang , Xiaowei Zhou

Real-time simultaneous tracking of hands manipulating and interacting with external objects has many potential applications in augmented reality, tangible computing, and wearable computing. However, due to difficult occlusions, fast…

Computer Vision and Pattern Recognition · Computer Science 2016-10-18 Srinath Sridhar , Franziska Mueller , Michael Zollhöfer , Dan Casas , Antti Oulasvirta , Christian Theobalt

The pursuit of accurate 3D hand pose estimation stands as a keystone for understanding human activity in the realm of egocentric vision. The majority of existing estimation methods still rely on single-view images as input, leading to…

Computer Vision and Pattern Recognition · Computer Science 2024-03-12 Ruicong Liu , Takehiko Ohkawa , Mingfang Zhang , Yoichi Sato

This paper introduces V-SysId, a novel method that enables simultaneous keypoint discovery, 3D system identification, and extrinsic camera calibration from an unlabeled video taken from a static camera, using only the family of equations of…

Computer Vision and Pattern Recognition · Computer Science 2021-09-14 Miguel Jaques , Martin Asenov , Michael Burke , Timothy Hospedales

A key contributor to recent progress in 3D detection from single images is monocular depth estimation. Existing methods focus on how to leverage depth explicitly, by generating pseudo-pointclouds or providing attention cues for image…

Computer Vision and Pattern Recognition · Computer Science 2022-10-07 Dennis Park , Jie Li , Dian Chen , Vitor Guizilini , Adrien Gaidon

We present a novel learned keypoint detection method designed to maximize the number of correct matches for the task of non-rigid image correspondence. Our training framework uses true correspondences, obtained by matching annotated image…

Computer Vision and Pattern Recognition · Computer Science 2022-12-20 Welerson Melo , Guilherme Potje , Felipe Cadar , Renato Martins , Erickson R. Nascimento

In this paper, we propose a new approach for keypoint-based object detection. Traditional keypoint-based methods consist in classifying individual points and using pose estimation to discard misclassifications. Since a single point carries…

Computer Vision and Pattern Recognition · Computer Science 2009-02-02 Marcelo Hashimoto , Roberto M. Cesar

To achieve accurate 3D object detection at a low cost for autonomous driving, many multi-camera methods have been proposed and solved the occlusion problem of monocular approaches. However, due to the lack of accurate estimated depth,…

Computer Vision and Pattern Recognition · Computer Science 2023-02-06 Ching-Yu Tseng , Yi-Rong Chen , Hsin-Ying Lee , Tsung-Han Wu , Wen-Chin Chen , Winston H. Hsu

Hand gesture recognition is becoming a more prevalent mode of human-computer interaction, especially as cameras proliferate across everyday devices. Despite continued progress in this field, gesture customization is often underexplored.…

Human-Computer Interaction · Computer Science 2024-10-04 Soroush Shahi , Vimal Mollyn , Cori Tymoszek Park , Richard Kang , Asaf Liberman , Oron Levy , Jun Gong , Abdelkareem Bedri , Gierad Laput

In this work, we propose an efficient and accurate monocular 3D detection framework in single shot. Most successful 3D detectors take the projection constraint from the 3D bounding box to the 2D box as an important component. Four edges of…

Computer Vision and Pattern Recognition · Computer Science 2020-01-13 Peixuan Li , Huaici Zhao , Pengfei Liu , Feidao Cao

Articulated hand pose estimation plays an important role in human-computer interaction. Despite the recent progress, the accuracy of existing methods is still not satisfactory, partially due to the difficulty of embedded high-dimensional…

Computer Vision and Pattern Recognition · Computer Science 2016-12-28 Liuhao Ge , Hui Liang , Junsong Yuan , Daniel Thalmann

Multi-label multi-view action recognition aims to recognize multiple concurrent or sequential actions from untrimmed videos captured by multiple cameras. Existing work has focused on multi-view action recognition in a narrow area with…

Computer Vision and Pattern Recognition · Computer Science 2024-10-21 Trung Thanh Nguyen , Yasutomo Kawanishi , Takahiro Komamizu , Ichiro Ide

Closed-circuit television (CCTV) systems are essential nowadays to prevent security threats or dangerous situations, in which early detection is crucial. Novel deep learning-based methods have allowed to develop automatic weapon detectors…

Computer Vision and Pattern Recognition · Computer Science 2021-09-17 Jesus Ruiz-Santaquiteria , Alberto Velasco-Mata , Noelia Vallez , Gloria Bueno , Juan A. Álvarez-García , Oscar Deniz

Accurate hand pose estimation at joint level has several uses on human-robot interaction, user interfacing and virtual reality applications. Yet, it currently is not a solved problem. The novel deep learning techniques could make a great…

Human-Computer Interaction · Computer Science 2017-07-20 Francisco Gomez-Donoso , Sergio Orts-Escolano , Miguel Cazorla

Reconstructing 3D human-object interaction (HOI) from single-view RGB images is challenging due to the absence of depth information and potential occlusions. Existing methods simply predict the body poses merely rely on network training on…

Computer Vision and Pattern Recognition · Computer Science 2024-07-22 Yuhang Chen , Chenxing Wang

In industrial scenarios, effective human-robot collaboration relies on multi-camera systems to robustly monitor human operators despite the occlusions that typically show up in a robotic workcell. In this scenario, precise localization of…

Robotics · Computer Science 2024-06-18 Davide Allegro , Matteo Terreran , Stefano Ghidoni

Calibration of multi-camera systems, i.e. determining the relative poses between the cameras, is a prerequisite for many tasks in computer vision and robotics. Camera calibration is typically achieved using offline methods that use…

Computer Vision and Pattern Recognition · Computer Science 2022-09-16 Bastian Pätzold , Simon Bultmann , Sven Behnke

Estimating 3D hand mesh from RGB images is a longstanding track, in which occlusion is one of the most challenging problems. Existing attempts towards this task often fail when the occlusion dominates the image space. In this paper, we…

Computer Vision and Pattern Recognition · Computer Science 2024-02-05 Yinqiao Wang , Hao Xu , Pheng-Ann Heng , Chi-Wing Fu

The field of visual few-shot classification aims at transferring the state-of-the-art performance of deep learning visual systems onto tasks where only a very limited number of training samples are available. The main solution consists in…

Computer Vision and Pattern Recognition · Computer Science 2023-01-18 Yassir Bendou , Lucas Drumetz , Vincent Gripon , Giulia Lioi , Bastien Pasdeloup