Results 11 to 20 of about 206 (121)

Terrain effect analysis and compensation method for polarimetric synthetic aperture radar interferometry height parameter inversion

open access: yesIET Radar, Sonar & Navigation, 2022
In this paper, the terrain effect on parameter inversion performance of polarimetric synthetic aperture radar (PolSAR) and polarimetric SAR interferometry (PolInSAR) are analysed first.
Suo Zhiyong   +3 more
doaj   +2 more sources

Ground moving target indication of polarimetric interferometric synthetic aperture radar using joint scattering vector

open access: yesIET Radar, Sonar & Navigation
Ground moving target indication (GMTI) plays a critical role in both civilian applications and military applications. The accuracy of complex images coregistration is a major factor for multichannel synthetic aperture radar (SAR) GMTI.
Jing Xu   +3 more
doaj   +2 more sources

Sparse vegetation height estimation based on non‐local sample selection with generalised inner product

open access: yesIET Radar, Sonar & Navigation
With the assumption of densely distributed vegetation in PolInSAR processing, the height parameters can be inversed by the conventional random volume over ground (RVoG) method.
Jing Xu   +3 more
doaj   +2 more sources

Effects of Motion Compensation Residual Error and Polarization Distortion on UAV-Borne PolInSAR

open access: yesRemote Sensing, 2021
Polarimetric Interferometric Synthetic Aperture Radar (PolInSAR) can improve interferometric coherence and phase quality, which has good application potential.
Zexin Lv   +3 more
doaj   +1 more source

Multi-Rotor UAV-Borne PolInSAR Data Processing and Preliminary Analysis of Height Inversion in Urban Area

open access: yesRemote Sensing, 2022
Polarimetric Interferometric Synthetic Aperture Radar (PolInSAR) has many useful applications, especially in forest areas. With the development of SAR miniaturization technology, researchers can install PolInSAR on small unmanned aerial vehicles (UAV ...
Zexin Lv   +5 more
doaj   +1 more source

Covariance Symmetries Detection in PolInSAR Data [PDF]

open access: yesIEEE Transactions on Geoscience and Remote Sensing, 2018
In the last two decades, the use of synthetic aperture radar (SAR) for remote sensing purposes has significantly developed due to improvements in the quality and the availability of the images. Two powerful SAR techniques, namely, polarimetry and interferometry, have further increased the range of applications of the sensed data.
Sofiane Tahraoui   +4 more
openaire   +4 more sources

Error Analysis of Polarimetric Interferometric SAR under Different Processing Modes in Urban Areas

open access: yesLeida xuebao, 2022
Polarimetric Interferometric Synthetic Aperture Radar (PolInSAR) simultaneously has interferometric height measurement and full-polarized detection capabilities, which can better reflect the structural properties of feature targets.
Zexin LYU   +3 more
doaj   +1 more source

A Simple RVoG Test for PolInSAR Data [PDF]

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2015
In this paper, we present a simple algorithm for assessing the validity of the RVoG model for PolInSAR-based inversion techniques. This approach makes use of two important features characterizing a homogeneous random volume over a ground surface, i.e., the independence on polarization states of wave propagation through the volume and the structure of ...
J. David Ballester-Berman   +2 more
openaire   +2 more sources

TREE CANOPY HEIGHT ESTIMATION USING MULTI BASELINE RVOG INVERSION TECHNIQUE [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2018
Polarimetric Interferometric Synthetic Aperture Radar (PolInSAR) technique utilizes the characteristics of both SAR polarimetry and Interferometry. PolInSAR technique is proved to be very useful for vegetation parameters retrieval. Estimation of the tree
A. Babu, S. Kumar
doaj   +1 more source

Vegetation canopy height estimation in dynamic tropical landscapes with TanDEM‐X supported by GEDI data

open access: yesMethods in Ecology and Evolution, Volume 14, Issue 7, Page 1639-1656, July 2023., 2023
Abstract Vegetation canopy height is a relevant proxy for aboveground biomass, carbon stock, and biodiversity. Wall‐to‐wall information of canopy height with high spatial resolution and accuracy is not yet available on large scales. For the globally consistent TanDEM‐X data, simplifications are necessary to estimate canopy height with semi‐empirical ...
Michael Schlund   +4 more
wiley   +1 more source

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