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相关论文: PHRIT: Parametric Hand Representation with Implici…

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Neural implicit representations, including Neural Distance Fields and Neural Radiance Fields, have demonstrated significant capabilities for reconstructing surfaces with complicated geometry and topology, and generating novel views of a…

图形学 · 计算机科学 2024-02-08 Lin Gao , Jie Yang , Bo-Tao Zhang , Jia-Mu Sun , Yu-Jie Yuan , Hongbo Fu , Yu-Kun Lai

We introduce a neural implicit representation for grasps of objects from multiple robotic hands. Different grasps across multiple robotic hands are encoded into a shared latent space. Each latent vector is learned to decode to the 3D shape…

机器人学 · 计算机科学 2022-07-11 Ninad Khargonkar , Neil Song , Zesheng Xu , Balakrishnan Prabhakaran , Yu Xiang

Reconstructing hand-held objects from monocular RGB images is an appealing yet challenging task. In this task, contacts between hands and objects provide important cues for recovering the 3D geometry of the hand-held objects. Though recent…

计算机视觉与模式识别 · 计算机科学 2024-01-17 Junxing Hu , Hongwen Zhang , Zerui Chen , Mengcheng Li , Yunlong Wang , Yebin Liu , Zhenan Sun

Our work aims to reconstruct hand-held objects given a single RGB image. In contrast to prior works that typically assume known 3D templates and reduce the problem to 3D pose estimation, our work reconstructs generic hand-held object…

计算机视觉与模式识别 · 计算机科学 2022-04-15 Yufei Ye , Abhinav Gupta , Shubham Tulsiani

Neural radiance fields (NeRFs) have recently emerged as a promising approach for 3D reconstruction and novel view synthesis. However, NeRF-based methods encode shape, reflectance, and illumination implicitly and this makes it challenging…

计算机视觉与模式识别 · 计算机科学 2023-04-10 Ruofan Liang , Jiahao Zhang , Haoda Li , Chen Yang , Yushi Guan , Nandita Vijaykumar

Reconstructing high-fidelity 3D hands from egocentric monocular videos remains a challenge due to the limitations in capturing high-resolution geometry, hand-object interactions, and complex objects on hands. Additionally, existing methods…

计算机视觉与模式识别 · 计算机科学 2026-04-13 Haoyu Zhu , Yi Zhang , Lei Yao , Lap-pui Chau , Yi Wang

A human 3D avatar is one of the important elements in the metaverse, and the modeling effect directly affects people's visual experience. However, the human body has a complex topology and diverse details, so it is often expensive,…

计算机视觉与模式识别 · 计算机科学 2023-06-07 Mingyang Sun , Dingkang Yang , Dongliang Kou , Yang Jiang , Weihua Shan , Zhe Yan , Lihua Zhang

We introduce CRAFT hand, a tendon-driven anthropomorphic hand with hybrid hard-soft compliance for contact-rich manipulation. The design is based on a simple idea: contact is not uniform across the hand. Impacts concentrate at joints, while…

机器人学 · 计算机科学 2026-03-13 Leo Lin , Shivansh Patel , Jay Moon , Svetlana Lazebnik , Unnat Jain

Deep implicit functions have shown remarkable shape modeling ability in various 3D computer vision tasks. One drawback is that it is hard for them to represent a 3D shape as multiple parts. Current solutions learn various primitives and…

计算机视觉与模式识别 · 计算机科学 2022-07-26 Chao Chen , Yu-Shen Liu , Zhizhong Han

High fidelity representation of shapes with arbitrary topology is an important problem for a variety of vision and graphics applications. Owing to their limited resolution, classical discrete shape representations using point clouds, voxels…

计算机视觉与模式识别 · 计算机科学 2020-12-15 Rahul Venkatesh , Sarthak Sharma , Aurobrata Ghosh , Laszlo Jeni , Maneesh Singh

Accurate 3D shape representation is essential in engineering applications such as design, optimization, and simulation. In practice, engineering workflows require structured, part-based representations, as objects are inherently designed as…

计算机视觉与模式识别 · 计算机科学 2025-10-21 Nicolas Talabot , Olivier Clerc , Arda Cinar Demirtas , Alexis Goujon , Hieu Le , Doruk Oner , Pascal Fua

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…

计算机视觉与模式识别 · 计算机科学 2021-08-25 Thiemo Alldieck , Hongyi Xu , Cristian Sminchisescu

Emerging Metaverse applications demand reliable, accurate, and photorealistic reproductions of human hands to perform sophisticated operations as if in the physical world. While real human hand represents one of the most intricate…

计算机视觉与模式识别 · 计算机科学 2022-07-19 Yuwei Li , Longwen Zhang , Zesong Qiu , Yingwenqi Jiang , Nianyi Li , Yuexin Ma , Yuyao Zhang , Lan Xu , Jingyi Yu

Recent 4D shape representations model continuous temporal evolution of implicit shapes by (1) learning query flows without leveraging shape and articulation priors or (2) decoding shape occupancies separately for each time value. Thus, they…

计算机视觉与模式识别 · 计算机科学 2023-07-18 Jihyun Lee , Junbong Jang , Donghwan Kim , Minhyuk Sung , Tae-Kyun Kim

Neural reconstruction and rendering strategies have demonstrated state-of-the-art performances due, in part, to their ability to preserve high level shape details. Existing approaches, however, either represent objects as implicit surface…

计算机视觉与模式识别 · 计算机科学 2023-12-29 Angtian Wang , Yuanlu Xu , Nikolaos Sarafianos , Robert Maier , Edmond Boyer , Alan Yuille , Tony Tung

Deformable object manipulation requires computationally efficient representations that are compatible with robotic sensing modalities. In this paper, we present VIRDO:an implicit, multi-modal, and continuous representation for…

机器人学 · 计算机科学 2022-09-28 Youngsun Wi , Pete Florence , Andy Zeng , Nima Fazeli

Audio-driven facial reenactment is a crucial technique that has a range of applications in film-making, virtual avatars and video conferences. Existing works either employ explicit intermediate face representations (e.g., 2D facial…

计算机视觉与模式识别 · 计算机科学 2023-06-14 Ricong Huang , Peiwen Lai , Yipeng Qin , Guanbin Li

Active soft bodies can affect their shape through an internal actuation mechanism that induces a deformation. Similar to recent work, this paper utilizes a differentiable, quasi-static, and physics-based simulation layer to optimize for…

计算机视觉与模式识别 · 计算机科学 2024-01-29 Lingchen Yang , Byungsoo Kim , Gaspard Zoss , Baran Gözcü , Markus Gross , Barbara Solenthaler

In this paper we present a high fidelity and articulated 3D human foot model. The model is parameterised by a disentangled latent code in terms of shape, texture and articulated pose. While high fidelity models are typically created with…

计算机视觉与模式识别 · 计算机科学 2025-03-26 Oliver Boyne , James Charles , Roberto Cipolla

We propose DeepMetaHandles, a 3D conditional generative model based on mesh deformation. Given a collection of 3D meshes of a category and their deformation handles (control points), our method learns a set of meta-handles for each shape,…

计算机视觉与模式识别 · 计算机科学 2021-03-30 Minghua Liu , Minhyuk Sung , Radomir Mech , Hao Su