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Underwater image enhancement (UIE) is fundamental for marine applications, including autonomous vision-based navigation. Deep learning methods using convolutional neural networks (CNN) and vision transformers advanced UIE performance.…

Image and Video Processing · Electrical Eng. & Systems 2025-03-27 Vidya Sudevan , Fakhreddine Zayer , Rizwana Kausar , Sajid Javed , Hamad Karki , Giulia De Masi , Jorge Dias

Cloud detection in satellite images is an important first-step in many remote sensing applications. This problem is more challenging when only a limited number of spectral bands are available. To address this problem, a deep learning-based…

Computer Vision and Pattern Recognition · Computer Science 2019-01-30 Sorour Mohajerani , Parvaneh Saeedi

We proposed a generalized method, NeuralSSD, for reconstructing a 3D implicit surface from the widely-available point cloud data. NeuralSSD is a solver-based on the neural Galerkin method, aimed at reconstructing higher-quality and accurate…

Computer Vision and Pattern Recognition · Computer Science 2025-11-19 Zi-Chen Xi , Jiahui Huang , Hao-Xiang Chen , Francis Williams , Qun-Ce Xu , Tai-Jiang Mu , Shi-Min Hu

In recent years, analysis of remote sensing data has benefited immensely from borrowing techniques from the broader field of computer vision, such as the use of shared models pre-trained on large and diverse datasets. However, satellite…

Computer Vision and Pattern Recognition · Computer Science 2024-10-02 Kartik Jindgar , Grace W. Lindsay

The accurate characterisation of the 3D deformations of slender fibres and thin sheets in flow, is a key experimental challenge in the study of particle-laden flows. We propose a high-resolution, single-camera method to visualise…

Fluid Dynamics · Physics 2026-03-18 Tymoteusz Miara , Draga Pihler-Puzović , Matthias Heil , Anne Juel

Shape modeling and reconstruction from raw point clouds of objects stand as a fundamental challenge in vision and graphics research. Classical methods consider analytic shape priors; however, their performance degraded when the scanned…

Computer Vision and Pattern Recognition · Computer Science 2021-06-09 Wenbin Zhao , Jiabao Lei , Yuxin Wen , Jianguo Zhang , Kui Jia

3D urban reconstruction of buildings from remotely sensed imagery has drawn significant attention during the past two decades. While aerial imagery and LiDAR provide higher resolution, satellite imagery is cheaper and more efficient to…

Computer Vision and Pattern Recognition · Computer Science 2020-05-20 Bo Xu , Xu Zhang , Zhixin Li , Matt Leotta , Shih-Fu Chang , Jie Shan

Cloud Optical Thickness (COT) is a critical cloud property influencing Earth's climate, weather, and radiation budget. Satellite radiance measurements enable global COT retrieval, but challenges like 3D cloud effects, viewing angles, and…

Computer Vision and Pattern Recognition · Computer Science 2025-06-02 Zahid Hassan Tushar , Adeleke Ademakinwa , Jianwu Wang , Zhibo Zhang , Sanjay Purushotham

We propose a fast and accurate surface reconstruction algorithm for unorganized point clouds using an implicit representation. Recent learning methods are either single-object representations with small neural models that allow for high…

Computer Vision and Pattern Recognition · Computer Science 2025-06-11 Siddhant Ranade , Gonçalo Dias Pais , Ross Tyler Whitaker , Jacinto C. Nascimento , Pedro Miraldo , Srikumar Ramalingam

Remote sensing techniques have been increasingly utilised in aquatic applications in recent years. A common challenge in using optical satellite data is the presence of missing observations due to cloud cover. These data gaps can lead to…

Computer Vision and Pattern Recognition · Computer Science 2026-05-26 Shuang Liua , Fiona Johnson , Rohitash Chandra

Using autonomous underwater vehicles, or AUVs, has completely changed how we gather data from the ocean floor. AUV innovation has advanced significantly, especially in the analysis of images, due to the increasing need for accurate and…

Computer Vision and Pattern Recognition · Computer Science 2023-11-20 Rajesh Sharma R , Akey Sungheetha , Chinnaiyan R

Omnidirectional vision is becoming increasingly relevant as more efficient $360^o$ image acquisition is now possible. However, the lack of annotated $360^o$ datasets has hindered the application of deep learning techniques on spherical…

Computer Vision and Pattern Recognition · Computer Science 2019-09-17 Antonis Karakottas , Nikolaos Zioulis , Stamatis Samaras , Dimitrios Ataloglou , Vasileios Gkitsas , Dimitrios Zarpalas , Petros Daras

In the Coded Aperture Snapshot Spectral Imaging (CASSI) system, deep unfolding networks (DUNs) have demonstrated excellent performance in recovering 3D hyperspectral images (HSIs) from 2D measurements. However, some noticeable gaps exist…

Image and Video Processing · Electrical Eng. & Systems 2024-01-17 Yubo Dong , Dahua Gao , Yuyan Li , Guangming Shi , Danhua Liu

The perception of transparent objects is one of the well-known challenges in computer vision. Conventional depth sensors have difficulty in sensing the depth of transparent objects due to refraction and reflection of light. Previous…

Computer Vision and Pattern Recognition · Computer Science 2025-12-05 Xianghui Fan , Zhaoyu Chen , Mengyang Pan , Anping Deng , Hang Yang

Continuous and reliable underwater monitoring is essential for assessing marine biodiversity, detecting ecological changes and supporting autonomous exploration in aquatic environments. Underwater monitoring platforms rely on mainly visual…

Computer Vision and Pattern Recognition · Computer Science 2025-08-19 Shuang Chen , Ronald Thenius , Farshad Arvin , Amir Atapour-Abarghouei

The recognition of coral species based on underwater texture images pose a significant difficulty for machine learning algorithms, due to the three following challenges embedded in the nature of this data: 1) datasets do not include…

Computer Vision and Pattern Recognition · Computer Science 2018-04-03 Anabel Gómez-Ríos , Siham Tabik , Julián Luengo , ASM Shihavuddin , Bartosz Krawczyk , Francisco Herrera

Deep learning based 3D reconstruction of single view 2D image is becoming increasingly popular due to their wide range of real-world applications, but this task is inherently challenging because of the partial observability of an object…

Computer Vision and Pattern Recognition · Computer Science 2021-04-29 Minhaj Uddin Ansari , Talha Bilal , Naeem Akhter

Depth completion aims at inferring a dense depth image from sparse depth measurement since glossy, transparent or distant surface cannot be scanned properly by the sensor. Most of existing methods directly interpolate the missing depth…

Computer Vision and Pattern Recognition · Computer Science 2021-05-31 Zhongzhen Luo , Fengjia Zhang , Guoyi Fu , Jiajie Xu

Monocular depth estimation and image deblurring are two fundamental tasks in computer vision, given their crucial role in understanding 3D scenes. Performing any of them by relying on a single image is an ill-posed problem. The recent…

Computer Vision and Pattern Recognition · Computer Science 2023-07-31 Saqib Nazir , Lorenzo Vaquero , Manuel Mucientes , Víctor M. Brea , Daniela Coltuc

Learning to reconstruct depths in a single image by watching unlabeled videos via deep convolutional network (DCN) is attracting significant attention in recent years. In this paper, we introduce a surface normal representation for…

Computer Vision and Pattern Recognition · Computer Science 2017-11-13 Zhenheng Yang , Peng Wang , Wei Xu , Liang Zhao , Ramakant Nevatia
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