Results 31 to 40 of about 831 (217)

Analysis of Dual- and Full-Circular Polarimetric SAR Modes for Rice Phenology Monitoring: An Experimental Investigation through Ground-Based Measurements

Applied Sciences, 2017
Circularly polarized synthetic aperture radar (CP-SAR) is known to be insensitive to polarization mismatch losses caused by the Faraday rotation effect and antenna misalignment.
Yuta Izumi, Sevket Demirci, Mohd Zafri bin Baharuddin, Tomoro Watanabe, Josaphat Tetuko Sri Sumantyo   +4 more
doaj   +1 more source

Brief communication: Reduced bandwidth improves the depth limit of the radar coherence method for detecting ice crystal fabric asymmetry [PDF]

The Cryosphere
Ice crystal orientation fabric strongly affects the viscous deformation of glacier ice. A popular technique to investigate ice fabric is radar polarimetry, often analysed using the coherence method.
O. Zeising, O. Zeising, Á. Arenas-Pingarrón, A. M. Brisbourne, C. Martín   +4 more
doaj   +1 more source

Polarimetric SAR Features for Vehicle Detection in Natural Surroundings

IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2023
The increased amount of information measured by fully polarimetric synthetic aperture radar (SAR) give additional knowledge about ground scatterers.
Paul Connetable, Allan Aasbjerg Nielsen, Knut Conradsen, Ernst Krogager, Henning Skriver   +4 more
doaj   +1 more source

An Assessment of Simulated Compact Polarimetric SAR Data for Wetland Classification Using Random Forest Algorithm

Canadian Journal of Remote Sensing, 2017
Synthetic aperture radar (SAR) compact polarimetry (CP) systems are of great interest for large area monitoring because of their ability to acquire data in a wider swath compared to full polarimetry (FP) systems and a significant improvement in ...
Masoud Mahdianpari, Bahram Salehi, Fariba Mohammadimanesh, Brian Brisco   +3 more
doaj   +1 more source

Fusion of SAR Interferometry and Polarimetry Methods for Landslide Reactivation Study, the Bureya River (Russia) Event Case Study

Remote Sensing, 2021
In this paper, we demonstrate the estimation capabilities of landslide reactivation based on various SAR (Synthetic Aperture Radar) methods: Cloude-Pottier decomposition of Sentinel-1 dual polarimetry data, MT-InSAR (Multi-temporal Interferometric ...
Valery Bondur, Tumen Chimitdorzhiev, Aleksey Dmitriev, Pavel Dagurov   +3 more
doaj   +1 more source

DUAL-POLARIMETRIC DECOMPOSITION OF SENTINEL-1 SAR IMAGE AND MACHINE LEARNING MODEL FOR OIL SPILL DETECTION: CASE OF MINDORO OIL SPILL [PDF]

The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
Oil spills represent a significant environmental hazard necessitating timely detection to mitigate their detrimental effects. Synthetic Aperture Radar (SAR) technology serves as a remote sensing (RS)-based tool capable of detecting oil spills under ...
C. G. Candido, C. G. Candido, J. A. Principe   +2 more
doaj   +1 more source

Hybrid Compact Polarimetric SAR for Environmental Monitoring with the RADARSAT Constellation Mission

Remote Sensing, 2020
Canada’s successful space-based earth-observation (EO) radar program has earned widespread and expanding user acceptance following the launch of RADARSAT-1 in 1995.
Brian Brisco, Masoud Mahdianpari, Fariba Mohammadimanesh   +2 more
doaj   +1 more source

A SEMI-RIGOROUS SENSOR MODEL FOR PRECISION GEOMETRIC PROCESSING OF MINI-RF BISTATIC RADAR IMAGES OF THE MOON [PDF]

The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2016
The spaceborne synthetic aperture radar (SAR) instruments known as Mini-RF were designed to image shadowed areas of the lunar poles and assay the presence of ice deposits by quantitative polarimetry.
R. L. Kirk, J. M. Barrett, D. E. Wahl, I. Erteza, C. V. Jackowatz, D. A. Yocky, S. Turner, D. B. J. Bussey, G. W. Paterson   +8 more
doaj   +1 more source

Calibration and Validation of Polarimetric ALOS2-PALSAR2

Remote Sensing, 2022
PALSAR2 polarimetric distortion matrix is measured using corner reflectors deployed in the Amazonian forest. The Amazonian forest near the geomagnetic equator provides ideal sites for the assessment of L-band PALSAR2 antenna parameters, at free Faraday ...
Ridha Touzi, Masanobu Shimada, Takeshi Motohka   +2 more
doaj   +1 more source

Availability and capabilities of ISAR imaging for detection and classification of UAV swarms: An illustrative study based on PREDICS Simulation and analysis

Turkish Journal of Remote Sensing
This paper presents a descriptive study on the capabilities of Inverse Synthetic Aperture Radar (ISAR) imaging to detect drone/ Unmanned Aerial Vehicle (UAV) swarms and classify the type and/or class of drone/UAV. The swarm structure consisted of 5 fixed-
Caner Özdemir, Betül Yılmaz
doaj   +1 more source