Results 111 to 120 of about 1,235,553 (221)

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  

Experimental Performance Investigation of Digital Beamforming on Synthetic Aperture Radar [PDF]

open access: yes, 2008
In this paper, we present the experimental results of a Digital Beam Forming (DBF) Synthetic Aperture Radar (SAR) performance on the purpose of the High- Resolution Wide-Swath (HRWS) SAR concept.
Junghyo Kim   +5 more
core   +1 more source

Polarimetric SAR cross-calibration method based on stable distributed targets

open access: yesGeo-spatial Information Science
Polarimetric calibration is essential for the pre-processing of Polarimetric Synthetic Aperture Radar (PolSAR) data because it effectively mitigates polarimetric distortions in the measured PolSAR data.
Yongsheng Zhou   +5 more
doaj   +1 more source

Study of Tropospheric Propagation Effects in Sace-borne SAR Remote Sensing: Lates Results from TerraSAR-X [PDF]

open access: yes, 2008
TerraSAR-X, the first civil German space-borne synthetic aperture radar (SAR) satellite, has been successfully launched on 15th of June, 2007. The main purpose of Synthetic aperture radar systems is to map the Earth-surface in high resolution and ...
Danklmayer, Andreas
core  

Introducing Partial Polarimetric Layers into a Curvelet-based Change Detection [PDF]

open access: yes, 2010
In this article a new change detection approach for polarimetric SAR data is presented. The further development of an already published change detection approach based on Curvelet transform for single polarized SAR images is combined with partial ...
Roth, Achim   +2 more
core  

Electromagnetic Models for the Retrieval of Surface Parameters through SAR Images [PDF]

open access: yes, 2011
Nowadays, several private or public institutions require the knowledge of many ground physical parameters, i.e. permittivity, ground roughness, soil moisture content, vegetation biomass-index, and so on.
Natale, Antonio
core   +1 more source

Iterative Adaptive Based Multi-Polarimetric SAR Tomography of the Forested Areas

open access: yesRemote Sensing
Synthetic aperture radar tomography (TomoSAR) is an extension of synthetic aperture radar (SAR) imaging. It introduces the synthetic aperture principle into the elevation direction to achieve three-dimensional (3-D) reconstruction of the observed target.
Shuang Jin   +4 more
doaj   +1 more source

Vegetation, topography and snow melt at the Forest-Tundra Ecotone in arctic Europe: a study using synthetic aperture radar [PDF]

open access: yes, 2003
This research was conducted as part of DART (Dynamic Response of the Forest-Tundra Ecotone to Environmental Change), a four year (1998-2002) European Commission funded international programme of research addressing the potential dynamic response of the ...
Dean, Andrew Mark
core  

A Non-Parametric Texture Descriptor for Polarimetric SAR Data with Applications to Supervised Classification [PDF]

open access: yes, 2014
The paper describes a novel representation of polarimetric SAR (PolSAR) data that is inherently non-parametric and therefore particularly suited for characterising data in which the commonly adopted hypothesis of Gaussian backscatter is not ...
Jäger, Marc, Reigber, Andreas
core  

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