English
Related papers

Related papers: DeepMask: an algorithm for cloud and cloud shadow …

200 papers

Cloud and cloud shadow segmentation are fundamental processes in optical remote sensing image analysis. Current methods for cloud/shadow identification in geospatial imagery are not as accurate as they should, especially in the presence of…

Computer Vision and Pattern Recognition · Computer Science 2021-04-27 Sorour Mohajerani , Parvaneh Saeedi

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

Effective cloud and cloud shadow detection is a critical prerequisite for accurate retrieval of concentrations of atmospheric methane (CH4) or other trace gases in hyperspectral remote sensing. This challenge is especially pertinent for…

Satellites equipped with optical sensors capture high-resolution imagery, providing valuable insights into various environmental phenomena. In recent years, there has been a surge of research focused on addressing some challenges in remote…

Computer Vision and Pattern Recognition · Computer Science 2024-03-04 Loddo Fabio , Dario Piga , Michelucci Umberto , El Ghazouali Safouane

This paper presents a deep-learning based framework for addressing the problem of accurate cloud detection in remote sensing images. This framework benefits from a Fully Convolutional Neural Network (FCN), which is capable of pixel-level…

Computer Vision and Pattern Recognition · Computer Science 2018-10-16 Sorour Mohajerani , Thomas A. Krammer , Parvaneh Saeedi

The use of unmanned aerial systems (UASs) has increased tremendously in the current decade. They have significantly advanced remote sensing with the capability to deploy and image the terrain as per required spatial, spectral, temporal, and…

Computer Vision and Pattern Recognition · Computer Science 2025-09-12 Yibin Wang , Wondimagegn Beshah , Padmanava Dash , Haifeng Wang

Segmenting clouds in high-resolution satellite images is an arduous and challenging task due to the many types of geographies and clouds a satellite can capture. Therefore, it needs to be automated and optimized, specially for those who…

Computer Vision and Pattern Recognition · Computer Science 2019-11-19 Giorgio Morales , Alejandro Ramírez , Joel Telles

Cloud detection from remotely observed data is a critical pre-processing step for various remote sensing applications. In particular, this problem becomes even harder for RGB color images, since there is no distinct spectral pattern for…

Computer Vision and Pattern Recognition · Computer Science 2018-01-29 Savas Ozkan , Mehmet Efendioglu , Caner Demirpolat

Cloud detection in remote sensing imagery is a fundamental, critical, and highly challenging problem. Existing deep learning-based cloud detection methods generally formulate it as a single-stage pixel-wise binary segmentation task with one…

Computer Vision and Pattern Recognition · Computer Science 2026-04-09 Jiajun Yang , Keyan Chen , Zhengxia Zou , Zhenwei Shi

Google Earth Engine (GEE) provides a convenient platform for applications based on optical satellite imagery of large areas. With such data sets, the detection of cloud is often a necessary prerequisite step. Recently, deep learning-based…

Image and Video Processing · Electrical Eng. & Systems 2020-10-02 Zhixiang Yin , Feng Ling , Giles M. Foody , Xinyan Li , Yun Du

Clouds significantly affect the quality of optical satellite images, which seriously limits their precise application. Recently, deep learning has been widely applied to cloud detection and has achieved satisfactory results. However, the…

Computer Vision and Pattern Recognition · Computer Science 2026-03-06 Shaocong Zhu , Zhiwei Li , Xinghua Li , Huanfeng Shen

This paper presents the development and implementation of a cloud detection algorithm for Proba-V. Accurate and automatic detection of clouds in satellite scenes is a key issue for a wide range of remote sensing applications. With no…

Atmospheric and Oceanic Physics · Physics 2020-12-21 Luis Gómez-Chova , Gonzalo Mateo-García , Jordi Muñoz-Marí , Gustau Camps-Valls

Being able to effectively identify clouds and monitor their evolution is one important step toward more accurate quantitative precipitation estimation and forecast. In this study, a new gradient-based cloud-image segmentation technique is…

Computer Vision and Pattern Recognition · Computer Science 2018-10-01 Negin Hayatbini , Kuo-lin Hsu , Soroosh Sorooshian , Yunji Zhang , Fuqing Zhang

We analyze clouds in the earth's atmosphere using ground-based sky cameras. An accurate segmentation of clouds in the captured sky/cloud image is difficult, owing to the fuzzy boundaries of clouds. Several techniques have been proposed that…

Atmospheric and Oceanic Physics · Physics 2020-01-08 Soumyabrata Dev , Atul Nautiyal , Yee Hui Lee , Stefan Winkler

Many remote sensing applications employ masking of pixels in satellite imagery for subsequent measurements. For example, estimating water quality variables, such as Suspended Sediment Concentration (SSC) requires isolating pixels depicting…

Computer Vision and Pattern Recognition · Computer Science 2024-12-12 Rangel Daroya , Luisa Vieira Lucchese , Travis Simmons , Punwath Prum , Tamlin Pavelsky , John Gardner , Colin J. Gleason , Subhransu Maji

Cloud and cloud shadow masking is a crucial preprocessing step in hyperspectral satellite imaging, enabling the extraction of high-quality, analysis-ready data. This study evaluates various machine learning approaches, including gradient…

Computer Vision and Pattern Recognition · Computer Science 2025-07-15 Mazen Ali , António Pereira , Fabio Gentile , Aser Cortines , Sam Mugel , Román Orús , Stelios P. Neophytides , Michalis Mavrovouniotis

We use a deep neural network to detect and place region-of-interest boxes around ultracold atom clouds in absorption and fluorescence images---with the ability to identify and bound multiple clouds within a single image. The neural network…

Quantum Gases · Physics 2021-08-03 Lucas R. Hofer , Milan Krstajić , Péter Juhász , Anna L. Marchant , Robert P. Smith

Cloud detection is an important preprocessing step for the precise application of optical satellite imagery. In this paper, we propose a deep learning based cloud detection method named multi-scale convolutional feature fusion (MSCFF) for…

Computer Vision and Pattern Recognition · Computer Science 2019-03-06 Zhiwei Li , Huanfeng Shen , Qing Cheng , Yuhao Liu , Shucheng You , Zongyi He

The deep-learning based image matching networks can now handle significantly larger variations in viewpoints and illuminations while providing matched pairs of pixels with sub-pixel precision. These networks have been trained with…

Computer Vision and Pattern Recognition · Computer Science 2026-03-24 Rahul Deshmukh , Aditya Chauhan , Avinash Kak

Most ground-based observatories are equipped with wide-angle all-sky cameras to monitor the night sky conditions. Such camera systems can be used to provide early warning of incoming clouds that can pose a danger to the telescope equipment…

Instrumentation and Methods for Astrophysics · Physics 2020-03-26 Michael Mommert
‹ Prev 1 2 3 10 Next ›