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A major focus of recent developments in stereo vision has been on how to obtain accurate dense disparity maps in passive stereo vision. Active vision systems enable more accurate estimations of dense disparity compared to passive stereo.…

计算机视觉与模式识别 · 计算机科学 2022-09-13 Laurent Valentin Jospin , Hamid Laga , Farid Boussaid , Mohammed Bennamoun

Photometric stereo, a problem of recovering 3D surface normals using images of an object captured under different lightings, has been of great interest and importance in computer vision research. Despite the success of existing traditional…

计算机视觉与模式识别 · 计算机科学 2022-08-31 Ashish Tiwari , Shanmuganathan Raman

Change detection, which typically relies on the comparison of bi-temporal images, is significantly hindered when only a single image is available. Comparing a single image with an existing map, such as OpenStreetMap, which is continuously…

计算机视觉与模式识别 · 计算机科学 2024-12-02 Shuguo Jiang , Fang Xu , Sen Jia , Gui-Song Xia

We present three multi-scale similarity learning architectures, or DeepSim networks. These models learn pixel-level matching with a contrastive loss and are agnostic to the geometry of the considered scene. We establish a middle ground…

计算机视觉与模式识别 · 计算机科学 2023-04-18 Mohamed Ali Chebbi , Ewelina Rupnik , Marc Pierrot-Deseilligny , Paul Lopes

Astronomical telescopes suffer from a tradeoff between field of view (FoV) and image resolution: increasing the FoV leads to an optical field that is under-sampled by the science camera. This work presents a novel computational imaging…

天体物理仪器与方法 · 物理学 2025-08-07 Robin Swanson , Esther Y. H. Lin , Masen Lamb , Suresh Sivanandam , Kiriakos N. Kutulakos

Stereo reconstruction models trained on small images do not generalize well to high-resolution data. Training a model on high-resolution image size faces difficulties of data availability and is often infeasible due to limited computing…

计算机视觉与模式识别 · 计算机科学 2021-03-16 Yaoyu Hu , Wenshan Wang , Huai Yu , Weikun Zhen , Sebastian Scherer

We provide a large image parameter dataset extracted from the Solar Dynamics Observatory (SDO) mission's AIA instrument, for the period of January 2011 through the current date, with the cadence of six minutes, for nine wavelength channels.…

太阳与恒星天体物理 · 物理学 2019-07-31 Azim Ahmadzadeh , Dustin J. Kempton , Rafal A. Angryk

The biggest improvements in Photometric Stereo (PS) field has recently come from adoption of differentiable volumetric rendering techniques such as NeRF or Neural SDF achieving impressive reconstruction error of 0.2mm on DiLiGenT-MV…

计算机视觉与模式识别 · 计算机科学 2024-12-24 Fotios Logothetis , Ignas Budvytis , Stephan Liwicki , Roberto Cipolla

This work proposes a new method for real-time dense 3d reconstruction for common 360{\deg} action cams, which can be mounted on small scouting UAVs during USAR missions. The proposed method extends a feature based Visual monocular SLAM…

计算机视觉与模式识别 · 计算机科学 2022-11-30 Hartmut Surmann , Marc Thurow , Dominik Slomma

In stereo vision, self-similar or bland regions can make it difficult to match patches between two images. Active stereo-based methods mitigate this problem by projecting a pseudo-random pattern on the scene so that each patch of an image…

计算机视觉与模式识别 · 计算机科学 2022-09-20 Laurent Jospin , Allen Antony , Lian Xu , Hamid Laga , Farid Boussaid , Mohammed Bennamoun

Land use and land cover mapping are essential to various fields of study, including forestry, agriculture, and urban management. Using earth observation satellites both facilitate and accelerate the task. Lately, deep learning methods have…

计算机视觉与模式识别 · 计算机科学 2020-04-02 Nadir Bengana , Janne Heikkilä

Multi-view stereo reconstruction (MVS) in the wild requires to first estimate the camera parameters e.g. intrinsic and extrinsic parameters. These are usually tedious and cumbersome to obtain, yet they are mandatory to triangulate…

计算机视觉与模式识别 · 计算机科学 2024-12-03 Shuzhe Wang , Vincent Leroy , Yohann Cabon , Boris Chidlovskii , Jerome Revaud

Recently, records on stereo matching benchmarks are constantly broken by end-to-end disparity networks. However, the domain adaptation ability of these deep models is quite poor. Addressing such problem, we present a novel domain-adaptive…

计算机视觉与模式识别 · 计算机科学 2021-03-30 Xiao Song , Guorun Yang , Xinge Zhu , Hui Zhou , Zhe Wang , Jianping Shi

Patch-based stereo is nowadays a commonly used image-based technique for dense 3D reconstruction in large scale multi-view applications. The typical steps of such a pipeline can be summarized in stereo pair selection, depth map computation,…

计算机视觉与模式识别 · 计算机科学 2020-07-07 Elisavet Konstantina Stathopoulou , Fabio Remondino

Deep stereo matching has made significant progress in recent years. However, state-of-the-art methods are based on expensive 4D cost volume, which limits their use in real-world applications. To address this issue, 3D correlation maps and…

计算机视觉与模式识别 · 计算机科学 2022-01-03 Xiaoming Zhao , Weihai Chen , Xingming Wu , Peter C. Y. Chen , Zhengguo Li

With the developments of dual-lens camera modules,depth information representing the third dimension of thecaptured scenes becomes available for smartphones. It isestimated by stereo matching algorithms, taking as input thetwo views…

计算机视觉与模式识别 · 计算机科学 2018-09-27 Ruichao Xiao , Wenxiu Sun , Jiahao Pang , Qiong Yan , Jimmy Ren

Omnidirectional stereo matching (OSM) is an essential and reliable means for $360^{\circ}$ depth sensing. However, following earlier works on conventional stereo matching, prior state-of-the-art (SOTA) methods rely on a 3D encoder-decoder…

计算机视觉与模式识别 · 计算机科学 2024-01-29 Hualie Jiang , Rui Xu , Minglang Tan , Wenjie Jiang

Existing methods for stereo work on narrow baseline image pairs giving limited performance between wide baseline views. This paper proposes a framework to learn and estimate dense stereo for people from wide baseline image pairs. A…

计算机视觉与模式识别 · 计算机科学 2019-10-04 Akin Caliskan , Armin Mustafa , Evren Imre , Adrian Hilton

In training machine learning models for land cover semantic segmentation there is a stark contrast between the availability of satellite imagery to be used as inputs and ground truth data to enable supervised learning. While thousands of…

计算机视觉与模式识别 · 计算机科学 2022-03-14 Michail Tarasiou , Stefanos Zafeiriou

We present a near real-time solution for 3D reconstruction from aerial images captured by consumer UAVs. Our core idea is to simplify the multi-view stereo problem into a series of two-view stereo matching problems. Our method applies to…

计算几何 · 计算机科学 2019-02-27 Qiaosong Wang