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Current methods for dense 3D point tracking in dynamic scenes typically rely on pairwise processing, require known camera poses, or assume temporal ordering of input frames, thereby constraining their flexibility and applicability.…

Computer Vision and Pattern Recognition · Computer Science 2026-04-06 Vivek Alumootil , Tuan-Anh Vu

We present a novel framework named PlaneMVS for 3D plane reconstruction from multiple input views with known camera poses. Most previous learning-based plane reconstruction methods reconstruct 3D planes from single images, which highly rely…

Computer Vision and Pattern Recognition · Computer Science 2024-06-07 Jiachen Liu , Pan Ji , Nitin Bansal , Changjiang Cai , Qingan Yan , Xiaolei Huang , Yi Xu

Compressed sensing (CS) computed tomography has been proven to be important for several clinical applications, such as sparse-view computed tomography (CT), digital tomosynthesis and interior tomography. Traditional compressed sensing…

Medical Physics · Physics 2020-12-15 Yi Zhang , Hu Chen , Wenjun Xia , Yang Chen , Baodong Liu , Yan Liu , Huaiqiang Sun , Jiliu Zhou

We present a unified formulation and model for three motion and 3D perception tasks: optical flow, rectified stereo matching and unrectified stereo depth estimation from posed images. Unlike previous specialized architectures for each…

Computer Vision and Pattern Recognition · Computer Science 2023-07-27 Haofei Xu , Jing Zhang , Jianfei Cai , Hamid Rezatofighi , Fisher Yu , Dacheng Tao , Andreas Geiger

We study the inverse graphics problem of inferring a holistic representation for natural images. Given an input image, our goal is to induce a neuro-symbolic, program-like representation that jointly models camera poses, object locations,…

Computer Vision and Pattern Recognition · Computer Science 2020-06-29 Yikai Li , Jiayuan Mao , Xiuming Zhang , William T. Freeman , Joshua B. Tenenbaum , Jiajun Wu

This paper studies the challenging two-view 3D reconstruction in a rigorous sparse-view configuration, which is suffering from insufficient correspondences in the input image pairs for camera pose estimation. We present a novel Neural…

Computer Vision and Pattern Recognition · Computer Science 2023-09-14 Bin Tan , Nan Xue , Tianfu Wu , Gui-Song Xia

We introduce the first learning-based reconstructability predictor to improve view and path planning for large-scale 3D urban scene acquisition using unmanned drones. In contrast to previous heuristic approaches, our method learns a model…

Graphics · Computer Science 2022-09-22 Yilin Liu , Liqiang Lin , Yue Hu , Ke Xie , Chi-Wing Fu , Hao Zhang , Hui Huang

The paper studies planar surface reconstruction of indoor scenes from two views with unknown camera poses. While prior approaches have successfully created object-centric reconstructions of many scenes, they fail to exploit other…

Computer Vision and Pattern Recognition · Computer Science 2021-08-23 Linyi Jin , Shengyi Qian , Andrew Owens , David F. Fouhey

Object reconstruction from 3D point clouds has been a long-standing research problem in computer vision and computer graphics, and achieved impressive progress. However, reconstruction from time-varying point clouds (a.k.a. 4D point clouds)…

Computer Vision and Pattern Recognition · Computer Science 2023-10-18 Tuan-Anh Vu , Duc Thanh Nguyen , Binh-Son Hua , Quang-Hieu Pham , Sai-Kit Yeung

3D structure modeling is essential across scales, enabling applications from fluid simulation and 3D reconstruction to protein folding and molecular docking. Yet, despite shared 3D spatial patterns, current approaches remain fragmented,…

Machine Learning · Computer Science 2025-10-10 Shuqi Lu , Haowei Lin , Lin Yao , Zhifeng Gao , Xiaohong Ji , Yitao Liang , Weinan E , Linfeng Zhang , Guolin Ke

Joint camera pose and dense geometry estimation from a set of images or a monocular video remains a challenging problem due to its computational complexity and inherent visual ambiguities. Most dense incremental reconstruction systems…

Computer Vision and Pattern Recognition · Computer Science 2024-04-18 Kirill Mazur , Gwangbin Bae , Andrew J. Davison

Owing to the success of transformer models, recent works study their applicability in 3D medical segmentation tasks. Within the transformer models, the self-attention mechanism is one of the main building blocks that strives to capture…

Computer Vision and Pattern Recognition · Computer Science 2024-05-07 Abdelrahman Shaker , Muhammad Maaz , Hanoona Rasheed , Salman Khan , Ming-Hsuan Yang , Fahad Shahbaz Khan

Learning model-free object pose estimation for unseen instances remains a fundamental challenge in 3D vision. Existing methods typically fall into two disjoint paradigms: category-level approaches predict absolute poses in a canonical space…

Computer Vision and Pattern Recognition · Computer Science 2026-03-25 Weihang Li , Lorenzo Garattoni , Fabien Despinoy , Nassir Navab , Benjamin Busam

This report serves as a supplementary document for TaskPrompter, detailing its implementation on a new joint 2D-3D multi-task learning benchmark based on Cityscapes-3D. TaskPrompter presents an innovative multi-task prompting framework that…

Computer Vision and Pattern Recognition · Computer Science 2023-04-07 Hanrong Ye , Dan Xu

Reconstructing and semantically interpreting 3D scenes from sparse 2D views remains a fundamental challenge in computer vision. Conventional methods often decouple semantic understanding from reconstruction or necessitate costly per-scene…

Computer Vision and Pattern Recognition · Computer Science 2026-03-25 Xiangyu Sun , Haoyi Jiang , Liu Liu , Seungtae Nam , Gyeongjin Kang , Xinjie Wang , Wei Sui , Zhizhong Su , Wenyu Liu , Xinggang Wang , Eunbyung Park

Piece-wise planar 3D reconstruction simultaneously segments plane instances and recovers their 3D plane parameters from an image, which is particularly useful for indoor or man-made environments. Efficient reconstruction of 3D planes…

Computer Vision and Pattern Recognition · Computer Science 2023-12-22 Luan Wei , Anna Hilsmann , Peter Eisert

Extracting planes from a 3D scene is useful for downstream tasks in robotics and augmented reality. In this paper we tackle the problem of estimating the planar surfaces in a scene from posed images. Our first finding is that a surprisingly…

Computer Vision and Pattern Recognition · Computer Science 2024-06-14 Jamie Watson , Filippo Aleotti , Mohamed Sayed , Zawar Qureshi , Oisin Mac Aodha , Gabriel Brostow , Michael Firman , Sara Vicente

Pruning well-trained neural networks is effective to achieve a promising accuracy-efficiency trade-off in computer vision regimes. However, most of existing pruning algorithms only focus on the classification task defined on the source…

Computer Vision and Pattern Recognition · Computer Science 2022-02-24 Ruichen Li , Binghui Li , Qi Qian , Liwei Wang

Acquiring 3D geometry of real world objects has various applications in 3D digitization, such as navigation and content generation in virtual environments. Image remains one of the most popular media for such visual tasks due to its…

Computer Vision and Pattern Recognition · Computer Science 2017-01-26 Shuai Du , Youyi Zheng

We present a self-supervised learning approach to learning monocular 3D face reconstruction with a pose guidance network (PGN). First, we unveil the bottleneck of pose estimation in prior parametric 3D face learning methods, and propose to…

Computer Vision and Pattern Recognition · Computer Science 2020-10-12 Pengpeng Liu , Xintong Han , Michael Lyu , Irwin King , Jia Xu