Results 61 to 70 of about 721,734 (114)

Digital Beamforming and MIMO SAR: Review and New Concepts [PDF]

open access: yes, 2012
Spaceborne Synthetic Aperture Radar (SAR) is a unique tool for large scale Earth observation, but the current generation of SAR sensors suffers from some fundamental limitations with regard to their imaging and mapping capabilities.
Villano, Michelangelo   +10 more
core  

Efficient Time-Domain Image Formation with Precise Topography Accommodation for General Bistatic SAR Configurations [PDF]

open access: yes, 2011
Due to the lack of an appropriate symmetry in the acquisition geometry, generalised bistatic SAR cannot benefit from the two main properties of low-to-moderate resolution monostatic SAR: azimuth-invariance and topography-insensitivity.
Marc Rodriguez-Cassola   +7 more
core   +1 more source

Modifications in the SIFT operator for effective SAR image matching [PDF]

open access: yes, 2010
With the increasing availability and rapidly improving spatial resolution of SAR images from latest and future satellites like TerraSAR-X and TanDEM-X, their applicability in remote sensing applications is set to be paramount.
Sahil Suri   +7 more
core   +1 more source

Mono- and combinational drug therapies for global viral pandemic preparedness. [PDF]

open access: yesiScience, 2022
Ianevski A   +17 more
europepmc   +1 more source

GOTCHA Experience Report: Three-Dimensional SAR Imaging with Complete Circular Apertures

open access: yes, 2007
We study circular synthetic aperture radar (CSAR) systems collecting radar backscatter measurements over a complete circular aperture of 360 degrees.
Emre Ertin   +4 more
core  

Bi- and Multistatic SAR: Potentials and Challenges [PDF]

open access: yes, 2004
Bi- and multistatic synthetic aperture radar (SAR) operates with distinct transmit and receive antennas which are mounted on separate platforms. Such a spatial separation has several operational advantages which will increase the capability, reliability ...
Moreira, Alberto   +2 more
core  

Recent Developments and Applications of Multi-Pass Airborne Interferometric SAR using the E-SAR System [PDF]

open access: yes, 2008
Airborne SAR systems are traditionally considered to be a suitable testbed for the demonstration of new Earth observation data acquisition techniques and for the development of new applications based on the acquired multi parameter data sets ...
Papathanassiou, Kostas   +5 more
core  

CIRAD-SAR. Revue externe à mi-parcours

open access: yes, 1994
Documents disponibles : - Schéma pluriannuel de programmation, bilan et perspectives, - Démarche en partenariat du Cirad-Sar (Groupe de travail de la direction), - La gestion de la qualité (Direction scientifique), - Ressources humaines, - Tendances et ...
CIRAD-SAR - FRA
core  

Exploring the potential of polarimetric circular SAR for glacier Monitoring: the Findel glacier case study

open access: yes, 2016
Polarimetric Synthetic Aperture Radar (PolSAR) sensors represent, nowadays, an established tool for the observation of glaciated areas. Being active microwave systems, SARs can operate in nearly all-weather conditions, during the long and dark polar ...
Hajnsek, Irena   +3 more
core  

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