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The recent development of \emph{foundation models} for monocular depth estimation such as Depth Anything paved the way to zero-shot monocular depth estimation. Since it returns an affine-invariant disparity map, the favored technique to…

Computer Vision and Pattern Recognition · Computer Science 2025-12-01 Rémi Marsal , Alexandre Chapoutot , Philippe Xu , David Filliat

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 together with the object pose, the contact…

Computer Vision and Pattern Recognition · Computer Science 2021-11-03 Zongmian Li , Jiri Sedlar , Justin Carpentier , Ivan Laptev , Nicolas Mansard , Josef Sivic

Monocular 3D face reconstruction is a wide-spread topic, and existing approaches tackle the problem either through fast neural network inference or offline iterative reconstruction of face geometry. In either case carefully-designed energy…

Computer Vision and Pattern Recognition · Computer Science 2023-10-31 Christopher Otto , Prashanth Chandran , Gaspard Zoss , Markus Gross , Paulo Gotardo , Derek Bradley

Monocular 3D human pose estimation remains a challenging and ill-posed problem, particularly in real-time settings and unconstrained environments. While direct imageto-3D approaches require large annotated datasets and heavy models,…

Computer Vision and Pattern Recognition · Computer Science 2025-07-24 Mohamed Adjel

The challenge of dynamic view synthesis from dynamic monocular videos, i.e., synthesizing novel views for free viewpoints given a monocular video of a dynamic scene captured by a moving camera, mainly lies in accurately modeling the…

Computer Vision and Pattern Recognition · Computer Science 2024-08-22 Meng You , Junhui Hou

This paper proposes a novel approach for extending monocular visual odometry to a stereo camera system. The proposed method uses an additional camera to accurately estimate and optimize the scale of the monocular visual odometry, rather…

Computer Vision and Pattern Recognition · Computer Science 2019-09-18 Jiawei Mo , Junaed Sattar

Event cameras are bio-inspired sensors that offer several advantages, such as low latency, high-speed and high dynamic range, to tackle challenging scenarios in computer vision. This paper presents a solution to the problem of 3D…

Computer Vision and Pattern Recognition · Computer Science 2019-01-21 Yi Zhou , Guillermo Gallego , Henri Rebecq , Laurent Kneip , Hongdong Li , Davide Scaramuzza

We consider the imaging problem of the reconstruction of a three-dimensional object via optical diffraction tomography under the assumptions of the Born approximation. Our focus lies in the situation that a rigid object performs an…

Numerical Analysis · Mathematics 2024-07-11 Robert Beinert , Michael Quellmalz

This paper presents a novel method for the reconstruction of high-resolution temporal images in dynamic tomographic imaging, particularly for discrete objects with smooth boundaries that vary over time. Addressing the challenge of limited…

Image and Video Processing · Electrical Eng. & Systems 2023-11-10 Ajinkya Kadu , Felix Lucka , Kees Joost Batenburg

This paper addresses the problem of compression of 3D point cloud sequences that are characterized by moving 3D positions and color attributes. As temporally successive point cloud frames are similar, motion estimation is key to effective…

Computer Vision and Pattern Recognition · Computer Science 2016-08-24 Dorina Thanou , Philip A. Chou , Pascal Frossard

The frame rates of most 3D LIDAR sensors used in intelligent vehicles are substantially lower than current cameras installed in the same vehicle. This research suggests using a mono camera to virtually enhance the frame rate of LIDARs,…

Computer Vision and Pattern Recognition · Computer Science 2023-02-13 Zoltan Rozsa , Tamas Sziranyi

A quantitative condition is derived to evaluate the monocular accommodation in holographic stereograms. We find that the reconstruction can be viewed as true-3D image when the whole scene is located in the monocular cues area, with…

Optics · Physics 2015-05-19 Yi-Ying Pu , Bing-Chu Chen , Yuan-Zhi Liu , Jian-Wen Dong , He-Zhou Wang

We introduce the first data-driven multi-view 3D point tracker, designed to track arbitrary points in dynamic scenes using multiple camera views. Unlike existing monocular trackers, which struggle with depth ambiguities and occlusion, or…

Computer Vision and Pattern Recognition · Computer Science 2025-08-29 Frano Rajič , Haofei Xu , Marko Mihajlovic , Siyuan Li , Irem Demir , Emircan Gündoğdu , Lei Ke , Sergey Prokudin , Marc Pollefeys , Siyu Tang

We propose a new method to estimate the 6-dof trajectory of a flying object such as a quadrotor UAV within a 3D airspace monitored using multiple fixed ground cameras. It is based on a new structure from motion formulation for the 3D…

Computer Vision and Pattern Recognition · Computer Science 2017-11-22 Artem Rozantsev , Sudipta N. Sinha , Debadeepta Dey , Pascal Fua

Accurately reconstructing human behavior in close-interaction scenarios is crucial for enabling realistic virtual interactions in augmented reality, precise motion analysis in sports, and natural collaborative behavior in human-robot tasks.…

Computer Vision and Pattern Recognition · Computer Science 2026-04-16 Qi Xia , Peishan Cong , Ziyi Wang , Yujing Sun , Qin Sun , Xinge Zhu , Mao Ye , Ruigang Yang , Yuexin Ma

In this paper, we present a new approach for improving 3D point and line mapping regression for camera re-localization. Previous methods typically rely on feature matching (FM) with stored descriptors or use a single network to encode both…

Computer Vision and Pattern Recognition · Computer Science 2025-03-03 Bach-Thuan Bui , Huy-Hoang Bui , Yasuyuki Fujii , Dinh-Tuan Tran , Joo-Ho Lee

Autonomous vehicles and driver assistance systems utilize maps of 3D semantic landmarks for improved decision making. However, scaling the mapping process as well as regularly updating such maps come with a huge cost. Crowdsourced mapping…

Computer Vision and Pattern Recognition · Computer Science 2021-03-03 Hemang Chawla , Matti Jukola , Elahe Arani , Bahram Zonooz

In this paper, we present DM-Calib, a diffusion-based approach for estimating pinhole camera intrinsic parameters from a single input image. Monocular camera calibration is essential for many 3D vision tasks. However, most existing methods…

Computer Vision and Pattern Recognition · Computer Science 2025-09-19 Junyuan Deng , Wei Yin , Xiaoyang Guo , Qian Zhang , Xiaotao Hu , Weiqiang Ren , Xiao-Xiao Long , Ping Tan

In many robotic applications, especially for the autonomous driving, understanding the semantic information and the geometric structure of surroundings are both essential. Semantic 3D maps, as a carrier of the environmental knowledge, are…

Computer Vision and Pattern Recognition · Computer Science 2019-07-25 Yucai Bai , Lei Fan , Ziyu Pan , Long Chen

Retrieving the 3D kinematics of articulated objects from monocular video is a fundamental challenge in computer vision. Existing methods rely on complex video setups or cues such as long-term point tracking or wide-baseline matching, but…

Computer Vision and Pattern Recognition · Computer Science 2026-05-19 Arslan Artykov , Tom Ravaud , Nicolás Violante-Grezzi , Vincent Lepetit
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