Results 51 to 60 of about 200,986 (87)

Bidirectional SAR Imaging Mode [PDF]

open access: yes, 2013
The paper introduces the Bi-Directional (BiDi) SAR imaging mode, i.e. the simultaneous imaging of two directions by one antenna into one receiving channel, and presents short-term time series of images and interferograms acquired by the TerraSAR-X and ...
Wollstadt, Steffen   +5 more
core   +1 more source

System Concepts for Bi- and Multi-Static SAR Missions [PDF]

open access: yes, 2003
The performance and capabilities of bi- and multistatic spaceborne synthetic aperture radar (SAR) are analyzed. Such systems can be optimized for a broad range of applications like frequent monitoring, wide swath imaging, single-pass cross-track ...
Rodriguez Cassola, Marc   +4 more
core  

Potential & challenges of polarimetric SAR interferometry techniques for forest parameter estimation in the context of the BIOMASS mission [PDF]

open access: yes, 2011
World forests contain a significant amount of carbon that is, in consequence of natural and human induced deforestation and regrowth processes, affected by rapid changes and therefore difficult to quantify in terms of biomass/carbon storage.
Papathanassiou, Kostas   +4 more
core  

1 and 5 Day Differential INSAR Under Crossing Orbits with TerraSAR-X [PDF]

open access: yes, 2012
This paper presents investigations on a one year time series of crossing orbit differential interferometry SAR acquisitions with a 1-, 5- and 6-days temporal baseline.
De Zan, Francesco   +11 more
core   +1 more source

A Bayesian Method for Very High Resolution Multi Aspect Angle Radargrammetry [PDF]

open access: yes, 2010
InSAR’s capabilities have been considerably improved by advanced processing techniques such as Persistent Scatterer Interferometry (PSI) and SAR Tomography (TomoSAR). However, complicated scattering situations (e.g. layover) need to be better resolved in
Goel, Kanika, Adam, Nico Alexander
core  

Coherent stacking of SAR images for efficient interferometric processing [PDF]

open access: yes, 2011
Large datasets of satellite SAR missions dedicated to deformation monitoring will require intensive and dedicated interferometric processing techniques.
De Zan, Francesco   +3 more
core   +1 more source

INDREX-II - Tropical Forest Height Estimation with L- and P-Band Polarimetric Interferometric SAR [PDF]

open access: yes, 2006
Tropical forests are complex, heterogeneous, dense, remote and changing forest ecosystems. Low frequency synthetic aperture Radar (SAR) techniques allow monitoring and potentially estimation of key forest parameters such as vertical structure (height ...
Kugler, F.   +7 more
core  

Analysis Methods of Errors (Motion and Atmospheric) in Synthetic Aperture Radar (SAR) Images [PDF]

open access: yes, 2005
A method to allow the analysis of the effects of motion and atmospheric errors in SAR images is here presented. The objective of the method is to allow the visualization of the effects of motion errors and atmospheric artefacts on the processed (focused)
K. A. Camara de Macedo   +9 more
core   +1 more source

Wavelet-Based Compressed Sensing for Polarimetric SAR Tomography [PDF]

open access: yes, 2013
Tomographic synthetic aperture radar (SAR) imaging has been recently formulated in a wavelet-based compressed sensing (CS) framework. This paper reviews the underlying sparsity-driven algorithms for single-channel as well as polarimetric tomography, and ...
Nannini, Matteo   +2 more
core  

Extrapolation of Airborne Polarimetric and Interferometric SAR Data for Validation of Bio-Geo-Retrieval Algorithms for Future Spaceborne SAR Missions [PDF]

open access: yes, 2009
Spaceborne SAR system concepts and mission design is often based on algorithms developed and the experience gathered from airborne SAR experiments and associated dedicated campaigns. However, airborne SAR systems have better performance parameters than
Floury, Nicolas   +3 more
core  

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