Results 11 to 20 of about 1,235,553 (221)

A C-Band Fully Polarimetric Automotive Synthetic Aperture Radar [PDF]

open access: yesIEEE Transactions on Vehicular Technology, 2022
Due to the rapid increase in 76 GHz automotive spectrum use in recent years, wireless interference is becoming a legitimate area of concern. However, the recent rise in interest of automated vehicles (AVs) has also spurred new growth and adoption of low frequency vehicle-to-everything (V2X) communications in and around the 5.8 GHz unlicensed bands ...
Jason M. Merlo, Jeffrey A. Nanzer
openaire   +3 more sources

Uav-Based Polarimetric Synthetic Aperture Radar for Mine Detection [PDF]

open access: yesIGARSS 2019 - 2019 IEEE International Geoscience and Remote Sensing Symposium, 2019
In this contribution a polarimetric side-looking synthetic aperture radar (SAR) mounted on a unmanned aerial vehicle (UAV) is presented and discussed with respect to the detection and localization of landmines. As an example for an anti-personal mine a PFM-1 which contains an elongated aluminium rod was considered.
Ralf Burr   +4 more
openaire   +2 more sources

URBAN AREA EXTRACTION USING AIRBORNE X-BAND FULLY POLARIMETRIC PI-SAR2 IMAGERY [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2015
In this paper, we present a method to extract urban areas from X-band fully polarimetric synthetic aperture radar (SAR) data. It is known that very high resolution (VHR) SAR can extract buildings, but it requires more processes to map urban areas that ...
J. Susaki, M. Kishimoto
doaj   +1 more source

Oil Spill Detection in Quad-Polarimetric SAR Images Using an Advanced Convolutional Neural Network Based on SuperPixel Model

open access: yesRemote Sensing, 2020
Oil spill detection plays an important role in marine environment protection. Quad-polarimetric Synthetic Aperture Radar (SAR) has been proved to have great potential for this task, and different SAR polarimetric features have the advantages to recognize
Jin Zhang   +5 more
doaj   +1 more source

Visualisation and interpretation of PolSAR data based on polarimetric coherence

open access: yesThe Journal of Engineering, 2019
Polarimetric coherence strongly relates to the target scattering characteristics. Coherences of different second-order statistics show different advantages in target discrimination in specific correspondence to physical scattering mechanism.
Liting Liang   +3 more
doaj   +1 more source

Despeckling Multitemporal Polarimetric SAR Data Based on Tensor Decomposition

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2023
Despeckling is an essential task in polarimetric synthetic aperture radar (PolSAR) image processing. Most of the existing filters developed for multitemporal synthetic aperture radar (SAR) images make use of either real or complex information.
Jiayin Luo   +6 more
doaj   +1 more source

Interferometric Synthetic Aperture Radar (SAR) Missions Employing Formation Flying [PDF]

open access: yes, 2010
This paper presents an overview of single-pass interferometric Synthetic Aperture Radar (SAR) missions employing two or more satellites flying in a close formation.
Hajnsek, Irena   +4 more
core   +1 more source

Polarimetric Calibration for a Ground-Based Radar, and Comparison of the Polarimetric Parameters with Air-Borne SAR Obtained from a Forest

open access: yesRemote Sensing, 2017
A polarimetric ground-based radar (GB-radar) system operated in the L-band has been developed. The frequency range of GB-radar is 1.215 to 1.3 GHz, which is the same as that of Japanese satellite-borne SAR, PALSAR-2 (Phased Array type L-band Synthetic ...
Manabu Watanabe, Masanobu Shimada
doaj   +1 more source

Polarimetric calibration strategy for long-duration imaging with a ground-based SAR [PDF]

open access: yes, 2005
The Ground-Based Synthetic Aperture Radar (GB-SAR) facility in the UK provides high-resolution, fully polarimetrically calibrated L- through X-band SAR imagery, principally of targets of remote sensing interest such as soils and vegetation.
Morrison, Keith   +9 more
core   +1 more source

A Supervised Classification Method for Levee Slide Detection Using Complex Synthetic Aperture Radar Imagery

open access: yesJournal of Imaging, 2016
The dynamics of surface and sub-surface water events can lead to slope instability, resulting in anomalies such as slough slides on earthen levees. Early detection of these anomalies by a remote sensing approach could save time versus direct assessment ...
Ramakalavathi Marapareddy   +2 more
doaj   +1 more source

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