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Accurate wetland land-cover classification is essential for environmental monitoring, biodiversity assessment, and sustainable ecosystem management. However, the scarcity of annotated data, especially for high-resolution satellite imagery,…

Computer Vision and Pattern Recognition · Computer Science 2025-05-28 Eva Gmelich Meijling , Roberto Del Prete , Arnoud Visser

Clouds are a common phenomenon that distorts optical satellite imagery, which poses a challenge for remote sensing. However, in the literature cloudless analysis is often performed where cloudy images are excluded from machine learning…

Computer Vision and Pattern Recognition · Computer Science 2026-05-01 Marco Stricker , Masakazu Iwamura , Koichi Kise

Point cloud upsampling is essential for high-quality augmented reality, virtual reality, and telepresence applications, due to the capture, processing, and communication limitations of existing technologies. Although geometry upsampling to…

Computer Vision and Pattern Recognition · Computer Science 2022-11-21 Lingdong Wang , Mohammad Hajiesmaili , Jacob Chakareski , Ramesh K. Sitaraman

A wide range of techniques can be considered for segmentation of images of nanostructured surfaces. Manually segmenting these images is time-consuming and results in a user-dependent segmentation bias, while there is currently no consensus…

Image and Video Processing · Electrical Eng. & Systems 2020-08-31 Steff Farley , Jo E. A. Hodgkinson , Oliver M. Gordon , Joanna Turner , Andrea Soltoggio , Philip J. Moriarty , Eugenie Hunsicker

In this case study, we present a data-efficient point cloud segmentation pipeline and training framework for robust segmentation of unimproved roads and seven other classes. Our method employs a two-stage training framework: first, a…

Image and Video Processing · Electrical Eng. & Systems 2025-08-29 Andrew Yarovoi , Christopher R. Valenta

We propose a novel deep learning model named ACLNet, for cloud segmentation from ground images. ACLNet uses both deep neural network and machine learning (ML) algorithm to extract complementary features. Specifically, it uses…

Computer Vision and Pattern Recognition · Computer Science 2022-07-14 Dhruv Makwana , Subhrajit Nag , Onkar Susladkar , Gayatri Deshmukh , Sai Chandra Teja R , Sparsh Mittal , C Krishna Mohan

SegBlocks reduces the computational cost of existing neural networks, by dynamically adjusting the processing resolution of image regions based on their complexity. Our method splits an image into blocks and downsamples blocks of low…

Computer Vision and Pattern Recognition · Computer Science 2022-08-08 Thomas Verelst , Tinne Tuytelaars

Our research focuses on the critical field of early diagnosis of disease by examining retinal blood vessels in fundus images. While automatic segmentation of retinal blood vessels holds promise for early detection, accurate analysis remains…

Image and Video Processing · Electrical Eng. & Systems 2024-05-14 Fatema Tuj Johora Faria , Mukaffi Bin Moin , Pronay Debnath , Asif Iftekher Fahim , Faisal Muhammad Shah

Photovoltaic systems are sensitive to cloud shadow projection, which needs to be forecasted to reduce the noise impacting the intra-hour forecast of global solar irradiance. We present a comparison between different kernel discriminative…

Image and Video Processing · Electrical Eng. & Systems 2021-11-29 Guillermo Terrén-Serrano , Manel Martínez-Ramón

The earth observation industry provides satellite imagery with high spatial resolution and short revisit time. To allow efficient operational employment of these images, automating certain tasks has become necessary. In the defense domain,…

Artificial Intelligence · Computer Science 2022-02-11 Julie Imbert , Gohar Dashyan , Alex Goupilleau , Tugdual Ceillier , Marie-Caroline Corbineau

The segmentation of the retinal vasculature from eye fundus images represents one of the most fundamental tasks in retinal image analysis. Over recent years, increasingly complex approaches based on sophisticated Convolutional Neural…

Image and Video Processing · Electrical Eng. & Systems 2020-09-07 Adrian Galdran , André Anjos , José Dolz , Hadi Chakor , Hervé Lombaert , Ismail Ben Ayed

Semantic segmentation of satellite imagery is a common approach to identify patterns and detect changes around the planet. Most of the state-of-the-art semantic segmentation models are trained in a fully supervised way using Convolutional…

Computer Vision and Pattern Recognition · Computer Science 2020-12-08 Aditya Kulkarni , Tharun Mohandoss , Daniel Northrup , Ernest Mwebaze , Hamed Alemohammad

Most semantic segmentation approaches of Hyperspectral images (HSIs) use and require preprocessing steps in the form of patching to accurately classify diversified land cover in remotely sensed images. These approaches use patching to…

Computer Vision and Pattern Recognition · Computer Science 2022-03-15 Nicholas Soucy , Salimeh Yasaei Sekeh

Super-resolution aims at increasing image resolution by algorithmic means and has progressed over the recent years due to advances in the fields of computer vision and deep learning. Convolutional Neural Networks based on a variety of…

Image and Video Processing · Electrical Eng. & Systems 2020-08-11 M. U. Müller , N. Ekhtiari , R. M. Almeida , C. Rieke

In material science, image segmentation is of great significance for quantitative analysis of microstructures. Here, we propose a novel Weighted Propagation Convolution Neural Network based on U-Net (WPU-Net) to detect boundary in…

Computer Vision and Pattern Recognition · Computer Science 2025-07-11 Wei Liu , Jiahao Chen , Chuni Liu , Xiaojuan Ban , Boyuan Ma , Hao Wang , Weihua Xue , Yu Guo

Deep learning architecture with convolutional neural network (CNN) achieves outstanding success in the field of computer vision. Where U-Net, an encoder-decoder architecture structured by CNN, makes a great breakthrough in biomedical image…

Image and Video Processing · Electrical Eng. & Systems 2023-02-13 Qing Xu , Zhicheng Ma , Na HE , Wenting Duan

IceCloudNet is a novel method based on machine learning able to predict high-quality vertically resolved cloud ice water contents (IWC) and ice crystal number concentrations (N$_\textrm{ice}$). The predictions come at the spatio-temporal…

Atmospheric and Oceanic Physics · Physics 2024-10-08 Kai Jeggle , Mikolaj Czerkawski , Federico Serva , Bertrand Le Saux , David Neubauer , Ulrike Lohmann

Satellite image time series (SITS) segmentation is crucial for many applications like environmental monitoring, land cover mapping and agricultural crop type classification. However, training models for SITS segmentation remains a…

Computer Vision and Pattern Recognition · Computer Science 2024-06-28 Jayanth Shenoy , Xingjian Davis Zhang , Shlok Mehrotra , Bill Tao , Rem Yang , Han Zhao , Deepak Vasisht

Research in self-supervised learning (SSL) with natural images has progressed rapidly in recent years and is now increasingly being applied to and benchmarked with datasets containing remotely sensed imagery. A common benchmark case is to…

Computer Vision and Pattern Recognition · Computer Science 2023-05-24 Isaac Corley , Caleb Robinson , Rahul Dodhia , Juan M. Lavista Ferres , Peyman Najafirad

Effective space traffic management requires positive identification of artificial satellites. Current methods for extracting object identification from observed data require spatially resolved imagery which limits identification to objects…

Machine Learning · Computer Science 2022-01-12 J. Zachary Gazak , Ian McQuaid , Ryan Swindle , Matthew Phelps , Justin Fletcher