Results 41 to 50 of about 798,746 (106)

First Quasi-Synchronous Hurricane Quad-Polarization Observations by C-band Radar Constellation Mission and RADARSAT-2

, 2022
International audienceThis is the first presentation of quasi-synchronous spaceborne synthetic aperture radar (SAR) high-resolution images acquired from C-band Radar Constellation Mission (RCM) and RADARSAT-2 consisting of quad-polarization (HH+HV+VH+VV)
Zhang, Biao, Perrie, William, Mouche, Alexis, Biao Zhang, William Perrie, Alexis A. Mouche   +5 more
core   +1 more source

Oil Spill Candidate Detection Using a Conditional Random Field Model on Simulated Compact Polarimetric Imagery

Canadian Journal of Remote Sensing, 2022
Although the compact polarimetric (CP) synthetic aperture radar (SAR) mode of the RADARSAT Constellation Mission (RCM) offers new opportunities for oil spill candidate detection, there has not been an efficient machine learning model explicitly designed ...
Saeid Taleghanidoozdoozan, Linlin Xu, David A. Clausi   +2 more
doaj   +1 more source

Compact-Polarimetric SAR Signature Analysis for Wetland Characterization Using RADARSAT Constellation Mission.

, 2023
La transcription des symboles et des caractères spéciaux utilisés dans la version originale de ce résumé n’a pas été possible en raison de limitations techniques.
Verma, Abhinav, Bhattacharya, Avik, Jafarzadeh, Hamid, Homayouni, Saeid, Gill, Eric W., Mahdianpari, Masoud   +5 more
core   +1 more source

Region-Based Sea Ice Mapping Using Compact Polarimetric Synthetic Aperture Radar Imagery with Learned Features and Contextual Information

Remote Sensing, 2023
Operational sea ice maps are usually generated manually using dual-polarization (DP) synthetic aperture radar (SAR) satellite imagery, but there is strong interest in automating this process.
Saeid Taleghanidoozdoozan, Linlin Xu, David A. Clausi   +2 more
doaj   +1 more source

Assessment of simulated compact polarimetry of the RCM medium Resolution SAR modes for oil spill detection [PDF]

, 2018
Operational detection and discrimination of oil spills over oceans has received considerable attention due to its impact on marine ecosystem from environmental and political points of view.
Deschamps, Benjamin, Singha, Suman, Montpetit, Benoit, Benoit Montpetit, Dean Flett, Benjamin Deschamps, Dabboor, Mohammed, Suman Singha, Flett, Dean, Mohammed Dabboor   +9 more
core   +1 more source

Optimizing Soil Moisture Retrieval: Utilizing Compact Polarimetric Features with Advanced Machine Learning Techniques

Land, 2023
Soil moisture plays a crucial role in various environmental processes and is essential for agricultural management, hydrological modeling, and climate studies.
Mohammed Dabboor, Ghada Atteia, Rana Alnashwan   +2 more
doaj   +1 more source

Synthetic Aperture Radar (SAR) Compact Polarimetry for Soil Moisture Retrieval

Remote Sensing, 2019
Soil moisture is a factor for risk analysis in the agricultural sector, yet access to temporally and spatially detailed data is challenging for much of the world’s agricultural extend. Significant effort has been focused on developing methodologies
Amine Merzouki, Heather McNairn, Jarrett Powers, Matthew Friesen   +3 more
doaj   +1 more source

Recent velocity observations of Hubbard Glacier: A comparison of RADARSAT Constellation Mission with Sentinel-1, TerraSAR-X and RADARSAT-2 derived velocity maps to determine seasonal flow patterns

, 2023
Hubbard Glacier is an advancing tidewater glacier in Alaska, with large seasonal variations in flow speeds of 1500 to 5200 m a-1. The large size and fast speeds of Hubbard Glacier caused it to have possibly the largest rates of steady-state discharge of ...
Bayer, Courtney, van Wychen, Wesley, Wendleder, Anna   +2 more
core  

SAR Backscatter and InSAR Coherence for Monitoring Wetland Extent, Flood Pulse and Vegetation: A Study of the Amazon Lowland

Remote Sensing, 2019
Synthetic aperture radar (SAR) data have been identified as a potential source of information for monitoring surface water, including open water and flooded vegetation, in frequent time intervals, which is very significant for flood mapping applications.
Francis Canisius, Brian Brisco, Kevin Murnaghan, Marco Van Der Kooij, Edwin Keizer   +4 more
doaj   +1 more source

Pyramid Fine and Coarse Attentions for Land Cover Classification from Compact Polarimetric SAR Imagery

Remote Sensing
Land cover classification from compact polarimetry (CP) imagery captured by the launched RADARSAT Constellation Mission (RCM) is important but challenging due to class signature ambiguity issues and speckle noise.
Saeid Taleghanidoozdoozan, Linlin Xu, David A. Clausi   +2 more
doaj   +1 more source