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Related papers: WxBS: Wide Baseline Stereo Generalizations

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Multi-array systems are widely used in sonar and radar applications. They can improve communication speeds, target discrimination, and imaging. In the case of a multibeam sonar system that can operate two receiving arrays, we derive new…

Applications · Statistics 2024-02-28 Olivier Lerda , Ammar Mian , Guillaume Ginolhac , Jean-Philippe Ovarlez , Didier Charlot

Large AI models have been widely adopted in wireless communications for channel modeling, beamforming, and resource optimization. However, most existing efforts remain limited to single-modality inputs and channel-specific objec- tives,…

Machine Learning · Computer Science 2025-11-18 Zhizhen Li , Xuanhao Luo , Xueren Ge , Longyu Zhou , Xingqin Lin , Yuchen Liu

White balance (WB) correction in scenes with multiple illuminants remains a persistent challenge in computer vision. Recent methods explored fusion-based approaches, where a neural network linearly blends multiple sRGB versions of an input…

Computer Vision and Pattern Recognition · Computer Science 2025-03-20 David Serrano-Lozano , Aditya Arora , Luis Herranz , Konstantinos G. Derpanis , Michael S. Brown , Javier Vazquez-Corral

Weak signal learning (WSL) is a common challenge in many fields like fault diagnosis, medical imaging, and autonomous driving, where critical information is often masked by noise and interference, making feature identification difficult.…

Machine Learning · Computer Science 2025-12-30 Xianqi Liu , Xiangru Li , Lefeng He , Ziyu Fang

It is well-known that the problem of finding the optimal beamformers in massive multiple-input multiple-output (MIMO) networks is challenging because of its non-convexity, and conventional optimization based algorithms suffer from high…

Information Theory · Computer Science 2020-11-10 Minghe Zhu , Tsung-Hui Chang , Mingyi Hong

A linear inverse problem is proposed that requires the determination of multiple unknown signal vectors. Each unknown vector passes through a different system matrix and the results are added to yield a single observation vector. Given the…

Numerical Analysis · Computer Science 2010-09-03 Adam C. Zelinski , Vivek K Goyal , Elfar Adalsteinsson

In this paper, we present a novel tone mapping algorithm that can be used for displaying wide dynamic range (WDR) images on low dynamic range (LDR) devices. The proposed algorithm is mainly motivated by the logarithmic response and local…

Computer Vision and Pattern Recognition · Computer Science 2021-02-02 Jie Yang , Ziyi Liu , Ulian Shahnovich , Orly Yadid-Pecht

Seeing and recognizing an object whose size is much smaller than the illumination wavelength is a challenging task for an observer placed in the far field, due to the diffraction limit. Recent advances in near and far field microscopy have…

Applied Physics · Physics 2020-08-19 Bakhtiyar Orazbayev , Romain Fleury

Feature matching determines the orientation accuracy for the High Spatial Resolution (HSR) optical satellite stereos, subsequently impacting several significant applications such as 3D reconstruction and change detection. However, the…

Computer Vision and Pattern Recognition · Computer Science 2024-05-13 Qiyan Luo , Jidan Zhang , Yuzhen Xie , Xu Huang , Ting Han

One of the challenging problems in digital image forensics is the capability to identify images that are captured by the same camera device. This knowledge can help forensic experts in gathering intelligence about suspects by analyzing…

Image and Video Processing · Electrical Eng. & Systems 2020-04-27 Guru Swaroop Bennabhaktula , Enrique Alegre , Dimka Karastoyanova , George Azzopardi

One of the biggest problems faced by current and next-generation astronomical surveys is trying to produce large numbers of accurate cross identifications across a range of wavelength regimes with varying data quality and positional…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-13 Isaac G. Roseboom , Seb Oliver , David Parkinson , Mattia Vaccari

Image matching and object detection are two fundamental and challenging tasks, while many related applications consider them two individual tasks (i.e. task-individual). In this paper, a collaborative framework called MatchDet (i.e.…

Computer Vision and Pattern Recognition · Computer Science 2024-07-18 Jinxiang Lai , Wenlong Wu , Bin-Bin Gao , Jun Liu , Jiawei Zhan , Congchong Nie , Yi Zeng , Chengjie Wang

Finding localized correspondences across different images of the same object is crucial to understand its geometry. In recent years, this problem has seen remarkable progress with the advent of deep learning-based local image features and…

Computer Vision and Pattern Recognition · Computer Science 2024-01-31 Arjun Karpur , Guilherme Perrotta , Ricardo Martin-Brualla , Howard Zhou , André Araujo

Domain gaps between training data (source) and real-world environments (target) often degrade the performance of object detection models. Most existing methods aim to bridge this gap by aligning features across source and target domains but…

Computer Vision and Pattern Recognition · Computer Science 2025-04-10 Onkar Krishna , Hiroki Ohashi

The matching formulation makes it naturally hard for the stereo matching to handle ill-posed regions like occlusions and non-Lambertian surfaces. Fusing monocular priors has been proven helpful for ill-posed matching, but the biased…

Computer Vision and Pattern Recognition · Computer Science 2025-08-19 Chengtang Yao , Lidong Yu , Zhidan Liu , Jiaxi Zeng , Yuwei Wu , Yunde Jia

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.…

Computer Vision and Pattern Recognition · Computer Science 2022-09-13 Laurent Valentin Jospin , Hamid Laga , Farid Boussaid , Mohammed Bennamoun

This paper presents a robust regression approach for image binarization under significant background variations and observation noises. The work is motivated by the need of identifying foreground regions in noisy microscopic image or…

Computer Vision and Pattern Recognition · Computer Science 2018-07-18 Garret Vo , Chiwoo Park

Stereo matching, a critical step of 3D reconstruction, has fully shifted towards deep learning due to its strong feature representation of remote sensing images. However, ground truth for stereo matching task relies on expensive airborne…

Computer Vision and Pattern Recognition · Computer Science 2024-08-15 Liting Jiang , Feng Wang , Wenyi Zhang , Peifeng Li , Hongjian You , Yuming Xiang

Learning-based stereo matching has recently achieved promising results, yet still suffers difficulties in establishing reliable matches in weakly matchable regions that are textureless, non-Lambertian, or occluded. In this paper, we address…

Computer Vision and Pattern Recognition · Computer Science 2020-08-12 Jingyang Zhang , Yao Yao , Zixin Luo , Shiwei Li , Tianwei Shen , Tian Fang , Long Quan

Unsupervised cross-spectral stereo matching aims at recovering disparity given cross-spectral image pairs without any supervision in the form of ground truth disparity or depth. The estimated depth provides additional information…

Computer Vision and Pattern Recognition · Computer Science 2019-03-05 Mingyang Liang , Xiaoyang Guo , Hongsheng Li , Xiaogang Wang , You Song