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Shape is an important physical property of natural and manmade 3D objects that characterizes their external appearances. Understanding differences between shapes and modeling the variability within and across shape classes, hereinafter…

图形学 · 计算机科学 2018-12-27 Hamid Laga

3D reconstruction is a longstanding ill-posed problem, which has been explored for decades by the computer vision, computer graphics, and machine learning communities. Since 2015, image-based 3D reconstruction using convolutional neural…

计算机视觉与模式识别 · 计算机科学 2019-11-28 Xian-Feng Han , Hamid Laga , Mohammed Bennamoun

We present a novel neural surface reconstruction method called NeuralRoom for reconstructing room-sized indoor scenes directly from a set of 2D images. Recently, implicit neural representations have become a promising way to reconstruct…

计算机视觉与模式识别 · 计算机科学 2022-11-29 Yusen Wang , Zongcheng Li , Yu Jiang , Kaixuan Zhou , Tuo Cao , Yanping Fu , Chunxia Xiao

We present a novel approach for the reconstruction of dynamic geometric shapes using a single hand-held consumer-grade RGB-D sensor at real-time rates. Our method does not require a pre-defined shape template to start with and builds up the…

计算机视觉与模式识别 · 计算机科学 2016-08-02 Matthias Innmann , Michael Zollhöfer , Matthias Nießner , Christian Theobalt , Marc Stamminger

Graph matching aims to establish correspondences between vertices of graphs such that both the node and edge attributes agree. Various learning-based methods were recently proposed for finding correspondences between image key points based…

计算机视觉与模式识别 · 计算机科学 2022-05-10 Zhenzhang Ye , Tarun Yenamandra , Florian Bernard , Daniel Cremers

Motion artifacts caused by prolonged acquisition time are a significant challenge in Magnetic Resonance Imaging (MRI), hindering accurate tissue segmentation. These artifacts appear as blurred images that mimic tissue-like appearances,…

图像与视频处理 · 电气工程与系统科学 2024-12-06 Sunyoung Jung , Yoonseok Choi , Mohammed A. Al-masni , Minyoung Jung , Dong-Hyun Kim

Dynamic garment reconstruction from monocular video is an important yet challenging task due to the complex dynamics and unconstrained nature of the garments. Recent advancements in neural rendering have enabled high-quality geometric…

计算机视觉与模式识别 · 计算机科学 2025-08-26 Soham Dasgupta , Shanthika Naik , Preet Savalia , Sujay Kumar Ingle , Avinash Sharma

In this paper, we propose multi-stage and deformable deep convolutional neural networks for object detection. This new deep learning object detection diagram has innovations in multiple aspects. In the proposed new deep architecture, a new…

We propose a novel approach for deformation-aware neural networks that learn the weighting and synthesis of dense volumetric deformation fields. Our method specifically targets the space-time representation of physical surfaces from liquid…

图形学 · 计算机科学 2019-02-21 Lukas Prantl , Boris Bonev , Nils Thuerey

Visual reconstruction of fast non-rigid object deformations over time is a challenge for conventional frame-based cameras. In this paper, we propose a novel approach for reconstructing such deformations using measurements from event-based…

计算机视觉与模式识别 · 计算机科学 2022-11-15 Yuxuan Xue , Haolong Li , Stefan Leutenegger , Jörg Stückler

We introduce a novel, end-to-end learnable, differentiable non-rigid tracker that enables state-of-the-art non-rigid reconstruction by a learned robust optimization. Given two input RGB-D frames of a non-rigidly moving object, we employ a…

计算机视觉与模式识别 · 计算机科学 2021-01-13 Aljaž Božič , Pablo Palafox , Michael Zollhöfer , Angela Dai , Justus Thies , Matthias Nießner

Non-rigid structure-from-motion (NRSfM), a promising technique for addressing the mapping challenges in monocular visual deformable simultaneous localization and mapping (SLAM), has attracted growing attention. We introduce a novel method,…

计算机视觉与模式识别 · 计算机科学 2025-10-03 Yongbo Chen , Yanhao Zhang , Shaifali Parashar , Liang Zhao , Shoudong Huang

Image registration aims to establish spatial correspondence across pairs, or groups of images, and is a cornerstone of medical image computing and computer-assisted-interventions. Currently, most deep learning-based registration methods…

图像与视频处理 · 电气工程与系统科学 2021-07-12 Xiang Chen , Nishant Ravikumar , Yan Xia , Alejandro F Frangi

Deformable registration is one of the most challenging task in the field of medical image analysis, especially for the alignment between different sequences and modalities. In this paper, a non-rigid registration method is proposed for 3D…

计算机视觉与模式识别 · 计算机科学 2020-02-27 Xiaoyue Zhang , Weijian Jian , Yu Chen , Shihting Yang

Current non-rigid structure from motion (NRSfM) algorithms are mainly limited with respect to: (i) the number of images, and (ii) the type of shape variability they can handle. This has hampered the practical utility of NRSfM for many…

计算机视觉与模式识别 · 计算机科学 2019-08-13 Chen Kong , Simon Lucey

Estimating the pose of an object from a monocular image is an inverse problem fundamental in computer vision. The ill-posed nature of this problem requires incorporating deformation priors to solve it. In practice, many materials do not…

计算机视觉与模式识别 · 计算机科学 2023-03-20 Oriol Barbany , Adrià Colomé , Carme Torras

Accurate 3D reconstruction of deformable soft tissues is essential for surgical robotic perception. However, low-texture surfaces, specular highlights, and instrument occlusions often fragment geometric continuity, posing a challenge for…

计算机视觉与模式识别 · 计算机科学 2026-05-13 Falong Fan , Yi Xie , Arnis Lektauers , Bo Liu , Jerzy Rozenblit

We present a new technique named "Meta Deformation Network" for 3D shape matching via deformation, in which a deep neural network maps a reference shape onto the parameters of a second neural network whose task is to give the correspondence…

计算机视觉与模式识别 · 计算机科学 2020-06-29 Daohan Lu , Yi Fang

We propose a neural network-based approach for collision detection with deformable objects. Unlike previous approaches based on bounding volume hierarchies, our neural approach does not require an update of the spatial data structure when…

图形学 · 计算机科学 2022-02-07 Ryan S. Zesch , Bethany R. Witemeyer , Ziyan Xiong , David I. W. Levin , Shinjiro Sueda

Surrogate models for the rapid inference of nonlinear boundary value problems in mechanics are helpful in a broad range of engineering applications. However, effective surrogate modeling of applications involving the contact of deformable…

计算工程、金融与科学 · 计算机科学 2025-07-21 Vijay K. Dubey , Collin E. Haese , Osman Gültekin , David Dalton , Manuel K. Rausch , Jan N. Fuhg