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It is a challenging task to learn rich and multi-scale spatiotemporal semantics from high-dimensional videos, due to large local redundancy and complex global dependency between video frames. The recent advances in this research have been…

计算机视觉与模式识别 · 计算机科学 2022-02-09 Kunchang Li , Yali Wang , Peng Gao , Guanglu Song , Yu Liu , Hongsheng Li , Yu Qiao

Robots deployed in human-centric environments may need to manipulate a diverse range of articulated objects, such as doors, dishwashers, and cabinets. Articulated objects often come with unexpected articulation mechanisms that are…

机器人学 · 计算机科学 2023-01-19 Nick Heppert , Toki Migimatsu , Brent Yi , Claire Chen , Jeannette Bohg

Recently, deep-learning-based approaches have been widely studied for deformable image registration task. However, most efforts directly map the composite image representation to spatial transformation through the convolutional neural…

图像与视频处理 · 电气工程与系统科学 2022-07-08 Jiashun Chen , Donghuan Lu , Yu Zhang , Dong Wei , Munan Ning , Xinyu Shi , Zhe Xu , Yefeng Zheng

Hand pose estimation is more challenging than body pose estimation due to severe articulation, self-occlusion and high dexterity of the hand. Current approaches often rely on a popular body pose algorithm, such as the Convolutional Pose…

计算机视觉与模式识别 · 计算机科学 2020-01-27 Yifei Chen , Haoyu Ma , Deying Kong , Xiangyi Yan , Jianbao Wu , Wei Fan , Xiaohui Xie

3D hand pose is an underexplored modality for action recognition. Poses are compact yet informative and can greatly benefit applications with limited compute budgets. However, poses alone offer an incomplete understanding of actions, as…

计算机视觉与模式识别 · 计算机科学 2024-08-15 Md Salman Shamil , Dibyadip Chatterjee , Fadime Sener , Shugao Ma , Angela Yao

3D reconstruction of hand-object manipulations is important for emulating human actions. Most methods dealing with challenging object manipulation scenarios, focus on hands reconstruction in isolation, ignoring physical and kinematic…

计算机视觉与模式识别 · 计算机科学 2024-10-03 Ahmed Tawfik Aboukhadra , Jameel Malik , Nadia Robertini , Ahmed Elhayek , Didier Stricker

For non-rigid objects, predicting the 3D shape from 2D keypoint observations is ill-posed due to occlusions, and the need to disentangle changes in viewpoint and changes in shape. This challenge has often been addressed by embedding…

计算机视觉与模式识别 · 计算机科学 2025-04-29 Shalini Maiti , Lourdes Agapito , Benjamin Graham

Hand segmentation for hand-object interaction is a necessary preprocessing step in many applications such as augmented reality, medical application, and human-robot interaction. However, typical methods are based on color information which…

计算机视觉与模式识别 · 计算机科学 2018-01-11 Byeongkeun Kang , Kar-Han Tan , Nan Jiang , Hung-Shuo Tai , Daniel Tretter , Truong Q. Nguyen

Reconstructing 3D human heads in low-view settings presents technical challenges, mainly due to the pronounced risk of overfitting with limited views and high-frequency signals. To address this, we propose geometry decomposition and adopt a…

计算机视觉与模式识别 · 计算机科学 2023-08-21 Baixin Xu , Jiarui Zhang , Kwan-Yee Lin , Chen Qian , Ying He

Jointly estimating hand and object shape facilitates the grasping task in human-to-robot handovers. However, relying on hand-crafted prior knowledge about the geometric structure of the object fails when generalising to unseen objects, and…

机器人学 · 计算机科学 2025-05-13 Yik Lung Pang , Alessio Xompero , Changjae Oh , Andrea Cavallaro

Our work aims to obtain 3D reconstruction of hands and manipulated objects from monocular videos. Reconstructing hand-object manipulations holds a great potential for robotics and learning from human demonstrations. The supervised learning…

计算机视觉与模式识别 · 计算机科学 2022-03-15 Yana Hasson , Gül Varol , Ivan Laptev , Cordelia Schmid

In deformable object manipulation, we often want to interact with specific segments of an object that are only defined in non-deformed models of the object. We thus require a system that can recognize and locate these segments in sensor…

计算机视觉与模式识别 · 计算机科学 2023-11-14 Pit Henrich , Balázs Gyenes , Paul Maria Scheikl , Gerhard Neumann , Franziska Mathis-Ullrich

Learning-based simulation of multi-object rigid-body dynamics remains difficult because contact is discontinuous and errors compound over long horizons. Most existing methods remain tied to mesh connectivity and vertex-level message…

计算机视觉与模式识别 · 计算机科学 2026-05-12 Zhiyang Dou , Minghao Guo , Haixu Wu , Doug Roble , Tuur Stuyck , Wojciech Matusik

The ability to robustly grasp a variety of objects is essential for dexterous robots. In this paper, we present a framework for zero-shot dynamic dexterous grasping using single-view visual inputs, designed to be resilient to various…

机器人学 · 计算机科学 2025-08-15 Hui Zhang , Zijian Wu , Linyi Huang , Sammy Christen , Jie Song

Human-robot cooperation is essential in environments such as warehouses and retail stores, where workers frequently handle deformable objects like paper, bags, and fabrics. Coordinating robotic actions with human assistance remains…

机器人学 · 计算机科学 2025-11-06 Rewida Ali , Cristian C. Beltran-Hernandez , Weiwei Wan , Kensuke Harada

We present a unified and compact scene representation for robotics, where each object in the scene is depicted by a latent code capturing geometry and appearance. This representation can be decoded for various tasks such as novel view…

机器人学 · 计算机科学 2023-08-10 Valts Blukis , Taeyeop Lee , Jonathan Tremblay , Bowen Wen , In So Kweon , Kuk-Jin Yoon , Dieter Fox , Stan Birchfield

Reorienting diverse objects with a multi-fingered hand is a challenging task. Current methods in robotic in-hand manipulation are either object-specific or require permanent supervision of the object state from visual sensors. This is far…

机器人学 · 计算机科学 2024-08-30 Johannes Pitz , Lennart Röstel , Leon Sievers , Darius Burschka , Berthold Bäuml

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…

计算机视觉与模式识别 · 计算机科学 2024-07-22 Yuhang Chen , Chenxing Wang

Non-flat surfaces pose difficulties for robots operating in unstructured environments. Reconstructions of uneven surfaces may only be partially possible due to non-compliant end-effectors and limitations on vision systems such as…

3D Reconstruction of moving articulated objects without additional information about object structure is a challenging problem. Current methods overcome such challenges by employing category-specific skeletal models. Consequently, they do…

计算机视觉与模式识别 · 计算机科学 2024-01-18 Hao Zhang , Fang Li , Samyak Rawlekar , Narendra Ahuja