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Reconstructing interacting hands from a single RGB image is a very challenging task. On the one hand, severe mutual occlusion and similar local appearance between two hands confuse the extraction of visual features, resulting in the…

Computer Vision and Pattern Recognition · Computer Science 2023-08-22 Pengfei Ren , Chao Wen , Xiaozheng Zheng , Zhou Xue , Haifeng Sun , Qi Qi , Jingyu Wang , Jianxin Liao

Modeling 3D objects in domains like Computer Aided Design (CAD) is time-consuming and comes with a steep learning curve needed to master the design process as well as tool complexities. In order to simplify the modeling process, we designed…

Human-Computer Interaction · Computer Science 2020-11-19 Markus Friedrich , Stefan Langer , Fabian Frey

Human motion prediction from historical pose sequence is at the core of many applications in machine intelligence. However, in current state-of-the-art methods, the predicted future motion is confined within the same activity. One can…

Computer Vision and Pattern Recognition · Computer Science 2021-03-18 Zhenguang Liu , Kedi Lyu , Shuang Wu , Haipeng Chen , Yanbin Hao , Shouling Ji

We present a novel method for monocular hand shape and pose estimation at unprecedented runtime performance of 100fps and at state-of-the-art accuracy. This is enabled by a new learning based architecture designed such that it can make use…

Computer Vision and Pattern Recognition · Computer Science 2022-03-14 Yuxiao Zhou , Marc Habermann , Weipeng Xu , Ikhsanul Habibie , Christian Theobalt , Feng Xu

Dexterous in-hand manipulation is a peculiar and useful human skill. This ability requires the coordination of many senses and hand motion to adhere to many constraints. These constraints vary and can be influenced by the object…

Hand orientation is an essential feature required to understand hand behaviors and subsequently support human activities. In this paper, we present a new method for estimating hand orientation in probability density form. It can solve the…

Computer Vision and Pattern Recognition · Computer Science 2019-06-13 Kazuaki Kondo , Daisuke Deguchi , Atsushi Shimada

Human hand actions are quite complex, especially when they involve object manipulation, mainly due to the high dimensionality of the hand and the vast action space that entails. Imitating those actions with dexterous hand models involves…

Computer Vision and Pattern Recognition · Computer Science 2018-10-04 Dafni Antotsiou , Guillermo Garcia-Hernando , Tae-Kyun Kim

We propose the first approach to the problem of inferring the depth map of a human hand based on a single RGB image. We achieve this with a Convolutional Neural Network (CNN) that employs a stacked hourglass model as its main building…

Computer Vision and Pattern Recognition · Computer Science 2018-12-07 Vassilis C. Nicodemou , Iason Oikonomidis , Georgios Tzimiropoulos , Antonis Argyros

Predicting camera-space hand meshes from single RGB images is crucial for enabling realistic hand interactions in 3D virtual and augmented worlds. Previous work typically divided the task into two stages: given a cropped image of the hand,…

Computer Vision and Pattern Recognition · Computer Science 2024-07-23 Eugene Valassakis , Guillermo Garcia-Hernando

Joint estimation of grasped object pose and extrinsic contacts is central to robust and dexterous manipulation. In this paper, we propose a novel state-estimation algorithm that jointly estimates contact location and object pose in 3D using…

Robotics · Computer Science 2022-08-10 Andrea Sipos , Nima Fazeli

3D Hand pose estimation from a single depth image is an essential topic in computer vision and human-computer interaction. Although the rising of deep learning method boosts the accuracy a lot, the problem is still hard to solve due to the…

Computer Vision and Pattern Recognition · Computer Science 2021-01-01 Xingyuan Zhang , Fuhai Zhang

Grasp planning for multi-fingered hands is computationally expensive due to the joint-contact coupling, surface nonlinearities and high dimensionality, thus is generally not affordable for real-time implementations. Traditional planning…

Robotics · Computer Science 2018-07-31 Yongxiang Fan , Te Tang , Hsien-Chung Lin , Masayoshi Tomizuka

We propose an online spatiotemporal articulation model estimation framework that estimates both articulated structure as well as a temporal prediction model solely using passive observations. The resulting model can predict future mo- tions…

Robotics · Computer Science 2016-04-13 Suren Kumar , Vikas Dhiman , Madan Ravi Ganesh , Jason J. Corso

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

Region-based artificial attention constitutes a framework for bio-inspired attentional processes on an intermediate abstraction level for the use in computer vision and mobile robotics. Segmentation algorithms produce regions of coherently…

Computer Vision and Pattern Recognition · Computer Science 2013-07-23 Jan Tünnermann , Dieter Enns , Bärbel Mertsching

We present ArtiGrasp, a novel method to synthesize bi-manual hand-object interactions that include grasping and articulation. This task is challenging due to the diversity of the global wrist motions and the precise finger control that are…

Robotics · Computer Science 2024-03-05 Hui Zhang , Sammy Christen , Zicong Fan , Luocheng Zheng , Jemin Hwangbo , Jie Song , Otmar Hilliges

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

We present ATOP (Articulate That Object Part), a novel few-shot method based on motion personalization to articulate a static 3D object with respect to a part and its motion as prescribed in a text prompt. Given the scarcity of available…

Computer Vision and Pattern Recognition · Computer Science 2026-05-26 Aditya Vora , Sauradip Nag , Kai Wang , Hao Zhang

Stroke fragmentation is one of the key steps in pen-based interaction. In this letter, we present a unified HMM-based stroke fragmentation technique that can do segment point location and primitive type determination simultaneously. The…

Human-Computer Interaction · Computer Science 2008-12-05 Guihuan Feng , Christian Viard-Gaudin

Objects manipulated by the hand (i.e., manipulanda) are particularly challenging to reconstruct from Internet videos. Not only does the hand occlude much of the object, but also the object is often only visible in a small number of image…

Computer Vision and Pattern Recognition · Computer Science 2026-01-01 Jane Wu , Georgios Pavlakos , Georgia Gkioxari , Jitendra Malik