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3D hand pose estimation is a fundamental task in understanding human hands. However, accurately estimating 3D hand poses remains challenging due to the complex movement of hands, self-similarity, and frequent occlusions. In this work, we…

Computer Vision and Pattern Recognition · Computer Science 2025-09-03 Lee Chae-Yeon , Nam Hyeon-Woo , Tae-Hyun Oh

Haptic exploration is a key skill for both robots and humans to discriminate and handle unknown objects or to recognize familiar objects. Its active nature is evident in humans who from early on reliably acquire sophisticated sensory-motor…

Robotics · Computer Science 2020-01-28 Sascha Fleer , Alexandra Moringen , Roberta L. Klatzky , Helge Ritter

This work addresses the challenging problem of unconstrained 3D hand pose estimation using monocular RGB images. Most of the existing approaches assume some prior knowledge of hand (such as hand locations and side information) is available…

Computer Vision and Pattern Recognition · Computer Science 2019-12-02 Sanjeev Sharma , Shaoli Huang , Dacheng Tao

Reconstructing a 3D hand mesh from a single RGB image is challenging due to complex articulations, self-occlusions, and depth ambiguities. Traditional discriminative methods, which learn a deterministic mapping from a 2D image to a single…

Computer Vision and Pattern Recognition · Computer Science 2025-03-20 Muhammad Usama Saleem , Ekkasit Pinyoanuntapong , Mayur Jagdishbhai Patel , Hongfei Xue , Ahmed Helmy , Srijan Das , Pu Wang

Articulated objects are central to interactive 3D applications, including embodied AI, robotics, and VR/AR, where functional part decomposition and kinematic motion are essential. Yet producing high-fidelity articulated assets remains…

Computer Vision and Pattern Recognition · Computer Science 2026-02-17 Qingming Liu , Xinyue Yao , Shuyuan Zhang , Yueci Deng , Guiliang Liu , Zhen Liu , Kui Jia

Pose estimation of the human body and hands is a fundamental problem in computer vision, and learning-based solutions require a large amount of annotated data. In this work, we improve the efficiency of the data annotation process for 3D…

Computer Vision and Pattern Recognition · Computer Science 2023-01-19 Qi Feng , Kun He , He Wen , Cem Keskin , Yuting Ye

Recent research on real-time object detectors (e.g., YOLO series) has demonstrated the effectiveness of attention mechanisms for elevating model performance. Nevertheless, existing methods neglect to unifiedly deploy hierarchical attention…

Computer Vision and Pattern Recognition · Computer Science 2024-12-11 Xuecheng Wu , Junxiao Xue , Liangyu Fu , Jiayu Nie , Danlei Huang , Xinyi Yin

3D scene understanding is a long-standing challenge in computer vision and a key component in enabling mixed reality, wearable computing, and embodied AI. Providing a solution to these applications requires a multifaceted approach that…

Computer Vision and Pattern Recognition · Computer Science 2025-07-03 Anna-Maria Halacheva , Yang Miao , Jan-Nico Zaech , Xi Wang , Luc Van Gool , Danda Pani Paudel

In this survey, we present a systematic review of 3D hand pose estimation from the perspective of efficient annotation and learning. 3D hand pose estimation has been an important research area owing to its potential to enable various…

Computer Vision and Pattern Recognition · Computer Science 2023-04-27 Takehiko Ohkawa , Ryosuke Furuta , Yoichi Sato

We present imGHUM, the first holistic generative model of 3D human shape and articulated pose, represented as a signed distance function. In contrast to prior work, we model the full human body implicitly as a function zero-level-set and…

Computer Vision and Pattern Recognition · Computer Science 2021-08-25 Thiemo Alldieck , Hongyi Xu , Cristian Sminchisescu

How can we reconstruct 3D hand poses when large portions of the hand are heavily occluded by itself or by objects? Humans often resolve such ambiguities by leveraging contextual knowledge -- such as affordances, where an object's shape and…

Computer Vision and Pattern Recognition · Computer Science 2025-10-02 Naru Suzuki , Takehiko Ohkawa , Tatsuro Banno , Jihyun Lee , Ryosuke Furuta , Yoichi Sato

Creating virtual humans with embodied, human-like perceptual and actuation constraints has the promise to provide an integrated simulation platform for many scientific and engineering applications. We present Dynamic and Autonomous…

Graphics · Computer Science 2021-09-02 Yifeng Jiang , Michelle Guo , Jiangshan Li , Ioannis Exarchos , Jiajun Wu , C. Karen Liu

To address the 'memory wall' problem in NN hardware acceleration, we introduce HALO-CAT, a software-hardware co-design optimized for Hidden Neural Network (HNN) processing. HALO-CAT integrates Layer-Penetrative Tiling (LPT) for algorithmic…

Hardware Architecture · Computer Science 2023-12-12 Yung-Chin Chen , Shimpei Ando , Daichi Fujiki , Shinya Takamaeda-Yamazaki , Kentaro Yoshioka

Reinforcement learning (RL) and sim-to-real transfer have advanced rigid-object manipulation. However, policies remain brittle for articulated mechanisms due to contact-rich dynamics that require both stable grasping and simultaneous free…

Robotics · Computer Science 2026-03-06 Soofiyan Atar , Daniel Huang , Florian Richter , Michael Yip

We propose a training-free method, Articulate3D, to pose a 3D asset through language control. Despite advances in vision and language models, this task remains surprisingly challenging. To achieve this goal, we decompose the problem into…

Computer Vision and Pattern Recognition · Computer Science 2025-08-27 Oishi Deb , Anjun Hu , Ashkan Khakzar , Philip Torr , Christian Rupprecht

Due to the availability of large-scale skeleton datasets, 3D human action recognition has recently called the attention of computer vision community. Many works have focused on encoding skeleton data as skeleton image representations based…

Computer Vision and Pattern Recognition · Computer Science 2019-07-31 Carlos Caetano , Jessica Sena , François Brémond , Jefersson A. dos Santos , William Robson Schwartz

Since the emergence of large annotated datasets, state-of-the-art hand pose estimation methods have been mostly based on discriminative learning. Recently, a hybrid approach has embedded a kinematic layer into the deep learning structure in…

Computer Vision and Pattern Recognition · Computer Science 2018-07-04 Jan Wöhlke , Shile Li , Dongheui Lee

Our work aims to reconstruct a 3D object that is held and rotated by a hand in front of a static RGB camera. Previous methods that use implicit neural representations to recover the geometry of a generic hand-held object from multi-view…

Computer Vision and Pattern Recognition · Computer Science 2023-12-29 Shijian Jiang , Qi Ye , Rengan Xie , Yuchi Huo , Xiang Li , Yang Zhou , Jiming Chen

HO-3D is a dataset providing image sequences of various hand-object interaction scenarios annotated with the 3D pose of the hand and the object and was originally introduced as HO-3D_v2. The annotations were obtained automatically using an…

Computer Vision and Pattern Recognition · Computer Science 2021-07-05 Shreyas Hampali , Sayan Deb Sarkar , Vincent Lepetit

Skeleton-based human activity recognition has achieved strong empirical performance, yet most existing models remain black boxes and difficult to interpret. In this work, we introduce a neurosymbolic formulation of skeleton-based HAR that…

Computer Vision and Pattern Recognition · Computer Science 2026-05-11 Talha Ilyas , Deval Mehta , Zongyuan Ge