Results 31 to 40 of about 1,157 (176)
Sea-Ice Mapping of RADARSAT-2 Imagery by Integrating Spatial Contexture With Textural Features
Mapping different types of sea ice that form, grow, and melt in polar oceans is essential for shipping navigation, climate change modeling, and local community safety.
Mingzhe Jiang +2 more
doaj +1 more source
The synthetic aperture radar (SAR) payload is made up of two major components, the sensor electronics (SE) subsystem and the SAR antenna. This technical note focuses on the RADARSAT-2 SAR antenna radio frequency (RF) and mechanical design and presents an overview of the antenna RF performance requirements and design trade-offs that led to the baseline ...
J. Uher, C. Grenier, G. Lefebvre
openaire +1 more source
Detailed information on spatial distribution of wetland classes is crucial for monitoring this important productive ecosystem using advanced remote sensing tools and data.
Fariba Mohammadimanesh +4 more
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Drew Rothrock's Fundamental Contributions to Arctic Science
Abstract David Andrew (Drew) Rothrock III lived during a period of vigorous scientific research in the Earth Sciences, from the International Geophysical Year to the era of satellites and high‐speed computer modeling. Drew made fundamental contributions to Arctic science, helping to lay the theoretical foundations for modeling the movement and ...
Harry L. Stern +4 more
wiley +1 more source
An introduction to the RADARSAT-2 mission
The RADARSAT-2 mission comprises the construction, launch, and operation of Canada's second synthetic aperture radar earth observation spacecraft and the establishment of ground infrastructure to support the spacecraft and the data users. The RADARSAT-2 mission is being implemented in a partnership arrangement between government and private industry ...
L C Morena, K V James, J. Beck
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Floods From Space: How Remote Sensing, AI, and Cloud Platforms Are Reshaping Disaster Risk Reduction
ABSTRACT Flooding remains one of the most damaging climate‐related hazards globally, yet flood remote sensing has historically developed largely along sensor‐specific pathways. This review addresses the need for a systematic and decision‐oriented synthesis of how space‐borne remote sensing has evolved toward integrated flood monitoring and disaster ...
Ricky Anak Kemarau +6 more
wiley +1 more source
The potential use of TerraSAR-X and Radarsat-2 data for soil moisture retrieval over bare agricultural areas was investigated using both empirical and semi-empirical approaches.
Xiang Zhang +4 more
doaj +1 more source
The RADARSAT Constellation Mission Core Applications: First Results
The Canadian RADARSAT Constellation Mission (RCM) has passed its early operation phase with the performance evaluation being currently active. This evaluation aims to confirm that the innovative design of the mission’s synthetic aperture radar (SAR ...
Mohammed Dabboor +6 more
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ABSTRACT Exhaustive long‐term and large‐scale ice jam records are scarce in most cold river environments. Many discrete events occur in small, sparsely populated river systems and are poorly represented in open‐source databases. These observation biases are transferred to predictive models of ice jams and the collective understanding of their formation
Lisane Arsenault‐Boucher +4 more
wiley +1 more source
Surface soil moisture (SSM) retrieval over agricultural fields using synthetic aperture radar (SAR) data is often obstructed by the vegetation effects on the backscattering during the growing season.
Minfeng Xing +6 more
doaj +1 more source

