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Single view-based reconstruction of hand-object interaction is challenging due to the severe observation missing caused by occlusions. This paper proposes a physics-based method to better solve the ambiguities in the reconstruction. It…

Computer Vision and Pattern Recognition · Computer Science 2022-10-20 Haoyu Hu , Xinyu Yi , Hao Zhang , Jun-Hai Yong , Feng Xu

The goal of this work is the identification of humans based on motion data in the form of natural hand gestures. In this paper, the identification problem is formulated as classification with classes corresponding to persons' identities,…

Human-Computer Interaction · Computer Science 2013-03-20 Michał Romaszewski , Przemysław Głomb , Piotr Gawron

Detecting hand actions from ego-centric depth sequences is a practically challenging problem, owing mostly to the complex and dexterous nature of hand articulations as well as non-stationary camera motion. We address this problem via a…

Computer Vision and Pattern Recognition · Computer Science 2016-06-08 Chi Xu , Lakshmi Narasimhan Govindarajan , Li Cheng

We propose a novel learned deep prior of body motion for 3D hand shape synthesis and estimation in the domain of conversational gestures. Our model builds upon the insight that body motion and hand gestures are strongly correlated in…

Computer Vision and Pattern Recognition · Computer Science 2021-04-08 Evonne Ng , Shiry Ginosar , Trevor Darrell , Hanbyul Joo

Long-term object detection requires the integration of frame-based results over several seconds. For non-deformable objects, long-term detection is often addressed using object detection followed by video tracking. Unfortunately, tracking…

Computer Vision and Pattern Recognition · Computer Science 2021-10-15 Sravani Teeparthi , Venkatesh Jatla , Marios S. Pattichis , Sylvia Celedon Pattichis , Carlos LopezLeiva

Robotic manipulators navigating cluttered shelves or cabinets may find it challenging to avoid contact with obstacles. Indeed, rearranging obstacles may be necessary to access a target. Rather than planning explicit motions that place…

Robotics · Computer Science 2022-10-04 Rachel Thomasson , Etienne Roberge , Mark R. Cutkosky , Jean-Philippe Roberge

Pose estimation refers to tracking a human's full body posture, including their head, torso, arms, and legs. The problem is challenging in practical settings where the number of body sensors are limited. Past work has shown promising…

Computer Vision and Pattern Recognition · Computer Science 2026-05-13 Sahil Bhandary Karnoor , Romit Roy Choudhury

This paper addresses the problem of 3D hand pose estimation from a monocular RGB image. While previous methods have shown great success, the structure of hands has not been fully exploited, which is critical in pose estimation. To this end,…

Computer Vision and Pattern Recognition · Computer Science 2021-06-04 Yiming He , Wei Hu

Classical approaches to grasp planning are deterministic, requiring perfect knowledge of an object's pose and geometry. In response, data-driven approaches have emerged that plan grasps entirely from sensory data. While these data-driven…

Robotics · Computer Science 2023-10-02 Albert H. Li , Preston Culbertson , Aaron D. Ames

We present the 2017 Hands in the Million Challenge, a public competition designed for the evaluation of the task of 3D hand pose estimation. The goal of this challenge is to assess how far is the state of the art in terms of solving the…

Computer Vision and Pattern Recognition · Computer Science 2017-07-10 Shanxin Yuan , Qi Ye , Guillermo Garcia-Hernando , Tae-Kyun Kim

In-hand object reorientation is necessary for performing many dexterous manipulation tasks, such as tool use in less structured environments that remain beyond the reach of current robots. Prior works built reorientation systems assuming…

Robotics · Computer Science 2023-11-27 Tao Chen , Megha Tippur , Siyang Wu , Vikash Kumar , Edward Adelson , Pulkit Agrawal

Probabilistic approach to the description of translational motion of macrobodies indicates the emergence of additional order effects oriented in the direction of motion of the body

Classical Physics · Physics 2011-02-03 V. I. Klapchenko , Y. M. Teslya

This paper presents an approach to forecast future presence and location of human hands and objects. Given an image frame, the goal is to predict what objects will appear in the future frame (e.g., 5 seconds later) and where they will be…

Computer Vision and Pattern Recognition · Computer Science 2018-08-24 Chenyou Fan , Jangwon Lee , Michael S. Ryoo

Tremendous amounts of expensive annotated data are a vital ingredient for state-of-the-art 3d hand pose estimation. Therefore, synthetic data has been popularized as annotations are automatically available. However, models trained only with…

Computer Vision and Pattern Recognition · Computer Science 2018-07-17 Masoud Abdi , Ehsan Abbasnejad , Chee Peng Lim , Saeid Nahavandi

Dexterous in-hand manipulation is an essential skill of production and life. However, the highly stiff and mutable nature of contacts limits real-time contact detection and inference, degrading the performance of model-based methods.…

Robotics · Computer Science 2024-11-08 Yongpeng Jiang , Mingrui Yu , Xinghao Zhu , Masayoshi Tomizuka , Xiang Li

We present in this paper a new approach for hand gesture analysis that allows digit recognition. The analysis is based on extracting a set of features from a hand image and then combining them by using an induction graph. The most important…

Computer Vision and Pattern Recognition · Computer Science 2009-06-30 Ahmed Ben Jmaa , Walid Mahdi , Yousra Ben Jemaa , Abdelmajid Ben Hamadou

We propose a novel framework for 3D hand shape reconstruction and hand-object grasp optimization from a single RGB image. The representation of hand-object contact regions is critical for accurate reconstructions. Instead of approximating…

Computer Vision and Pattern Recognition · Computer Science 2022-11-28 Ziwei Yu , Linlin Yang , You Xie , Ping Chen , Angela Yao

This paper presents a statistical modeling approach of the real-life user-induced randomness due to mobile phone orientations for different phone usage types. As well-known, the radiated performance of a wireless device depends on its…

Signal Processing · Electrical Eng. & Systems 2018-04-24 Andrés Alayón Glazunov , Per Hjalmar Lehne

Estimating the 3D hand articulation from a single color image is an important problem with applications in Augmented Reality (AR), Virtual Reality (VR), Human-Computer Interaction (HCI), and robotics. Apart from the absence of depth…

Computer Vision and Pattern Recognition · Computer Science 2025-07-18 Christos Pantazopoulos , Spyridon Thermos , Gerasimos Potamianos

Signal processing techniques will lean on blind methods in the near future, where no redundant, resource allocating information will be transmitted through the channel. To achieve a proper decision, however, it is essential to know at least…

Quantum Physics · Physics 2007-05-23 Ferenc Balázs , Sándor Imre