Results 11 to 20 of about 722,520 (191)

SAR moving target imaging using group sparsity [PDF]

open access: yes, 2013
SAR imaging of scenes containing moving targets results in defocusing in the reconstructed images if the SAR observation model used in imaging does not take the motion into account.
Önhon, Özben Naime, Çetin, Müjdat
core   +2 more sources

Change detection for traffic monitoring in TerraSAR-X imagery [PDF]

open access: yes, 2008
In this paper the changes occurring in two images acquired at two different time moments are analyzed. In particular the interest is in the changes of filling grade of car-parks or even detecting stopped vehicles on the congested or jammed roads.
Palubinskas, Gintautas   +3 more
core   +1 more source

Multidimensional Waveform Encoding for Synthetic Aperture Radar Remote Sensing [PDF]

open access: yes, 2007
This paper introduces and analyses the innovative concept of multidimensional waveform encoding for spaceborne synthetic aperture radar (SAR). The combination of this technique with digital beamforming on receive enables a new class of highly ...
Moreira, Alberto   +5 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

How to fuse optical and radar imagery? [PDF]

open access: yes, 2012
Information extraction from multi-sensor remote sensing imagery is an important and challenging task for many applications such as urban area mapping and change detection.
Palubinskas, Gintautas   +1 more
core   +1 more source

Multidimensional Radar Waveforms: A New Paradigm for the Design and Operation of Highly Performant Spaceborne Synthetic Aperture Radar Systems [PDF]

open access: yes, 2007
This paper introduces and analyses the innovative paradigm of multidimensional waveform encoding for spaceborne synthetic aperture radar (SAR). The combination of this technique with digital beamforming on receive enables a new class of highly ...
Alberto Moreira   +5 more
core   +1 more source

MIMO-SAR and the Orthogonality Confusion [PDF]

open access: yes, 2012
This paper reviews radar architectures that employ multiple transmit and multiple receive channels to improve the performance of synthetic aperture radar (SAR) systems.
A. Patyuchenko   +21 more
core   +1 more source

Advanced Digital Beamforming Concepts for Future SAR Systems [PDF]

open access: yes, 2010
This paper reviews advanced multi-channel SAR system concepts for the imaging of wide swaths with high resolution. Several novel system architectures employing both direct radiating arrays and reflector antennas fed by a digital array are introduced ...
A. Patyuchenko   +13 more
core   +1 more source

Ambiguity Suppression by Azimuth Phase Coding in Multichannel SAR Systems [PDF]

open access: yes, 2011
The Azimuth Phase Coding (APC) technique, proposed to suppress range ambiguities in conventional SAR systems, stands out for its low implementation complexity and its effectiveness for point and distributed ambiguities.
Bordoni, Federica   +5 more
core   +1 more source

Registration of High Resolution SAR and Optical Satellite Imagery in Urban Areas [PDF]

open access: yes, 2009
With the launch of high resolution remote sensing satellites in different modalities like TerraSAR-X, WorldView-1 and Ikonos, the contribution of remote sensing for various applications has received a tremendous boost. Specifically, the combined analysis
Uwe, Stilla   +6 more
core  

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