Results 21 to 30 of about 489,746 (209)

Calibration of spaceborne polarimetric SAR data using a genetic alogrithm [PDF]

open access: yes, 2009
Calibration method for spaceborne polarimetric SAR data using a genetic algorithm is discussed in this paper. Recently some satellites which have polarimetric synthetic aperture radar were launched, and the polarimetric data analysis techniques are being
Toshifumi Moriyama, Moriyama, Toshifumi
core   +1 more source

On the Estimation of Forest Vertical Structure From Multibaseline Polarimetric SAR Data [PDF]

open access: yes, 2012
Forest characterization and biomass estimation by means of remote sensing systems are nowadays “hot topics” within the remote sensing community, given their importance in the terrestrial carbon budget. In fact, forest vertical structure is a key variable
Pardini, Matteo   +11 more
core   +1 more source

Calibration of a Polarimetric Microwave Radiometer Using a Double Directional Coupler

open access: yesRemote Sensing, 2021
This paper presents a built-in calibration procedure of a 10-to-20 GHz polarimeter aimed at measuring the I, Q, U Stokes parameters of cosmic microwave background (CMB) radiation.
Luisa de la Fuente   +3 more
doaj   +1 more source

Polarimetric Microwave Radiometer Calibration. [PDF]

open access: yes
A polarimetric radiometer is a radiometer with the capability to measure the correlation information between vertically and horizontally polarized electric fields.
Peng, Jinzheng
core   +7 more sources

A MODIFIED METHOD FOR POLARIMETRIC SAR CALIBRATION ALGORITHM [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2013
Present fully polarimetric synthetic aperture radar (SAR) systems often update calibration techniques to further enhance the accuracy to the polarimetric data.
L. Liao, P. Li, J. Yang
doaj   +1 more source

Vertical Resolution Enhancement by Applying Polarimetric Spectral Analysis Techniques to Multibaseline InSAR Data [PDF]

open access: yes, 2012
Polarimetric spectral analysis techniques have been recently introduced for processing multibaseline interferometric synthetic aperture radar data that are affected by the speckle phenomenon.
Kostas Papathanassiou   +3 more
core   +1 more source

POLARIMETRIC CALIBRATION OF THE SPACEBORNE DIRECTIONAL POLARIMETRIC CAMERA INSTALLED ON THE GF-5 SATELLITE [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2020
The Spaceborne Directional Polarimetric Camera (SDPC) is dedicated to obtain an accurate information of clouds and microphysical properties of aerosol particles via multi-angle, multi-spectral and multi-polarization observations. It images the Earth with
Y. Yuan   +9 more
doaj   +1 more source

Multibaseline Polarimetric SAR Interferometry Coherence Optimization [PDF]

open access: yes, 2008
This letter analyzes different approaches for polarimetric optimization of multibaseline (MB) interferometric coherences. Two general methods are developed to simultaneously optimize coherences for more than two data sets. The first method provides every
Ferro-Famil, Laurent   +2 more
core   +1 more source

Under-Foliage Object Imaging Using SAR Tomography and Polarimetric Spectral Estimators [PDF]

open access: yes, 2012
International audienceThis paper addresses the imaging of objects located under a forest cover using polarimetric synthetic aperture radar tomography (POLTOMSAR) at L-band.
Huang, Yue   +5 more
core   +1 more source

Polarimetric Calibration of the GaoFen-3 Mission Using Active Radar Calibrators and the Applicable Conditions of System Model for Radar Polarimeters

open access: yesRemote Sensing, 2019
GaoFen-3, the first polarimetric SAR satellite of China, carried out polarimetric calibration experiments using C-band polarimetric active radar calibrators (PARCs), trihedral corner reflectors (TCRs), and dihedral corner reflectors (DCRs).
Weibin Liang   +8 more
doaj   +1 more source

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