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Understanding and reconstructing occluded objects is a challenging problem, especially in open-world scenarios where categories and contexts are diverse and unpredictable. Traditional methods, however, are typically restricted to closed…

Computer Vision and Pattern Recognition · Computer Science 2024-11-21 Jiayang Ao , Yanbei Jiang , Qiuhong Ke , Krista A. Ehinger

Capturing the interactions between humans and their environment in 3D is important for many applications in robotics, graphics, and vision. Recent works to reconstruct the 3D human and object from a single RGB image do not have consistent…

Computer Vision and Pattern Recognition · Computer Science 2023-11-01 Xianghui Xie , Bharat Lal Bhatnagar , Gerard Pons-Moll

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

We introduce an active 3D reconstruction method which integrates visual perception, robot-object interaction, and 3D scanning to recover both the exterior and interior, i.e., unexposed, geometries of a target 3D object. Unlike other works…

Computer Vision and Pattern Recognition · Computer Science 2023-10-24 Zihao Yan , Fubao Su , Mingyang Wang , Ruizhen Hu , Hao Zhang , Hui Huang

For Embodied AI, jointly reconstructing dynamic hands and the dense scene context is crucial for understanding physical interaction. However, most existing methods recover isolated hands in local coordinates, overlooking the surrounding 3D…

Computer Vision and Pattern Recognition · Computer Science 2026-02-04 Wendi Hu , Haonan Zhou , Wenhao Hu , Gaoang Wang

Transparent objects are common in daily life, while their optical properties pose challenges for RGB-D cameras to capture accurate depth information. This issue is further amplified when these objects are hand-held, as hand occlusions…

Robotics · Computer Science 2024-09-17 Ran Yu , Haixin Yu , Shoujie Li , Huang Yan , Ziwu Song , Wenbo Ding

Reconstructing detailed 3D scenes from single-view images remains a challenging task due to limitations in existing approaches, which primarily focus on geometric shape recovery, overlooking object appearances and fine shape details. To…

Computer Vision and Pattern Recognition · Computer Science 2023-11-02 Yixin Chen , Junfeng Ni , Nan Jiang , Yaowei Zhang , Yixin Zhu , Siyuan Huang

In this paper, we introduce a method to automatically reconstruct the 3D motion of a person interacting with an object from a single RGB video. Our method estimates the 3D poses of the person and the object, contact positions, and forces…

Computer Vision and Pattern Recognition · Computer Science 2019-06-18 Zongmian Li , Jiri Sedlar , Justin Carpentier , Ivan Laptev , Nicolas Mansard , Josef Sivic

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

Most RGB-based hand-object reconstruction methods rely on object templates, while template-free methods typically assume full object visibility. This assumption often breaks in real-world settings, where fixed camera viewpoints and static…

Computer Vision and Pattern Recognition · Computer Science 2025-08-08 Shibo Wang , Haonan He , Maria Parelli , Christoph Gebhardt , Zicong Fan , Jie Song

Learning-based 3D object reconstruction enables single- or few-shot estimation of 3D object models. For robotics, this holds the potential to allow model-based methods to rapidly adapt to novel objects and scenes. Existing 3D reconstruction…

3D reconstruction from multiple views is a successful computer vision field with multiple deployments in applications. State of the art is based on traditional RGB frames that enable optimization of photo-consistency cross views. In this…

Computer Vision and Pattern Recognition · Computer Science 2023-04-12 Ziyun Wang , Kenneth Chaney , Kostas Daniilidis

Prior works for reconstructing hand-held objects from a single image train models on images paired with 3D shapes. Such data is challenging to gather in the real world at scale. Consequently, these approaches do not generalize well when…

Computer Vision and Pattern Recognition · Computer Science 2024-09-24 Aditya Prakash , Matthew Chang , Matthew Jin , Ruisen Tu , Saurabh Gupta

Head-mounted displays (HMDs) are essential for experiencing extended reality (XR) environments and observing virtual content. However, they obscure the upper part of the user's face, complicating external video recording and significantly…

Computer Vision and Pattern Recognition · Computer Science 2025-08-19 Fatemeh Ghorbani Lohesara , Karen Eguiazarian , Sebastian Knorr

Recently, deep learning-based 3D face reconstruction methods have demonstrated promising advancements in terms of quality and efficiency. Nevertheless, these techniques face challenges in effectively handling occluded scenes and fail to…

Computer Vision and Pattern Recognition · Computer Science 2025-03-18 Dapeng Zhao

Recent monocular 3D shape reconstruction methods have shown promising zero-shot results on object-segmented images without any occlusions. However, their effectiveness is significantly compromised in real-world conditions, due to imperfect…

Computer Vision and Pattern Recognition · Computer Science 2025-06-10 Junhyeong Cho , Kim Youwang , Hunmin Yang , Tae-Hyun Oh

In this work we explore reconstructing hand-object interactions in the wild. The core challenge of this problem is the lack of appropriate 3D labeled data. To overcome this issue, we propose an optimization-based procedure which does not…

Computer Vision and Pattern Recognition · Computer Science 2022-01-03 Zhe Cao , Ilija Radosavovic , Angjoo Kanazawa , Jitendra Malik

In this paper, we define a new problem of recovering the 3D geometry of an object confined in a transparent enclosure. We also propose a novel method for solving this challenging problem. Transparent enclosures pose challenges of multiple…

Computer Vision and Pattern Recognition · Computer Science 2023-03-27 Jinguang Tong , Sundaram Muthu , Fahira Afzal Maken , Chuong Nguyen , Hongdong Li

Occlusion is one of the challenging issues when estimating 3D hand pose. This problem becomes more prominent when hand interacts with an object or two hands are involved. In the past works, much attention has not been given to these…

Computer Vision and Pattern Recognition · Computer Science 2025-03-28 Mallika Garg , Debashis Ghosh , Pyari Mohan Pradhan

3D hand pose estimation and shape recovery are challenging tasks in computer vision. We introduce a novel framework HandTailor, which combines a learning-based hand module and an optimization-based tailor module to achieve high-precision…

Computer Vision and Pattern Recognition · Computer Science 2021-10-25 Jun Lv , Wenqiang Xu , Lixin Yang , Sucheng Qian , Chongzhao Mao , Cewu Lu