Results 11 to 20 of about 24,579,729 (164)

Mapping of Maximum and Minimum Inundation Extents in the Amazon Basin 2014–2017 with ALOS-2 PALSAR-2 ScanSAR Time-Series Data

open access: yesRemote Sensing, 2020
Seasonal inundation is an important effect that governs the distribution of ecosystems in the tropics. In the Amazon Basin, the seasonal flood pulse causes a difference in high and low water levels that can exceed 15 m.
Jessica Rosenqvist   +3 more
doaj   +2 more sources

Burst Misalignment Evaluation for ALOS-2 PALSAR-2 ScanSAR-ScanSAR Interferometry

open access: yesRemote Sensing, 2017
This paper reports the validation results of burst misalignment for ScanSAR-ScanSAR interferometry of the Phased Array-type L-band Synthetic Aperture Radar-2 (PALSAR-2) aboard the Advanced Land Observing Satellite-2 (ALOS-2, “DAICHI-2”).
Ryo Natsuaki   +3 more
doaj   +2 more sources

Monitoring Forest Loss in ALOS/PALSAR Time-Series with Superpixels

open access: yesRemote Sensing, 2019
We present a flexible methodology to identify forest loss in synthetic aperture radar (SAR) L-band ALOS/PALSAR images. Instead of single pixel analysis, we generate spatial segments (i.e., superpixels) based on local image statistics to track homogeneous
Charlie Marshak   +2 more
doaj   +2 more sources

Postseismic deformation following the 2016 Kumamoto earthquake detected by ALOS-2/PALSAR-2 [PDF]

open access: yesEarth, Planets and Space, 2020
I have been conducting a study of postseismic deformation following the 2016 Kumamoto earthquake using ALOS-2/PALSAR-2 acquired till 2018. I apply ionospheric correction to interferograms of ALOS-2/PALSAR-2.
Manabu Hashimoto
doaj   +2 more sources

Seasonality Analysis of Sentinel-1 and ALOS-2/PALSAR-2 Backscattered Power over Salar de Aguas Calientes Sur, Chile

open access: yesRemote Sensing, 2020
Seasonal changes control the development of salt crust over the Salar de Aguas Calientes Sur located in Andes Highlands, Chile. Precipitations throughout the Altiplanic winter (December to March) and austral winter (June to September) caused ponds to ...
Analia Delsouc   +6 more
doaj   +2 more sources

A Three-Hierarchy Evaluation of Polarimetric Performance of GF-3, Compared with ALOS-2/PALSAR-2 and RADARSAT-2. [PDF]

open access: yesSensors (Basel), 2019
GaoFen-3 (GF-3) is the first Chinese civilian multi-polarization synthetic aperture radar (SAR) satellite, launched on 10 August of 2016, and put into operation at the end of January 2017.
Wang Z, Jiao J, Zeng Q, Liu J.
europepmc   +2 more sources

ALOS-2/PALSAR-2 Calibration, Validation, Science and Applications [PDF]

open access: yes, 2022
Twelve edited original papers on the latest and state-of-art results of topics ranging from calibration, validation, and science to a wide range of applications using ALOS-2/PALSAR-2.

core   +1 more source

Mapping annual forest cover by fusing PALSAR/PALSAR-2 and MODIS NDVI during 2007–2016 [PDF]

open access: yes, 2019
Advanced Land Observing Satellite (ALOS) Phased Arrayed L-band Synthetic Aperture Radar (PALSAR) HH and HV polarization data were used previously to produce annual, global 25 m forest maps between 2007 and 2010, and the latest global forest maps of 2015 ...
Boyd, Doreen S.   +7 more
core   +5 more sources

Comparison of multi-source remote sensing data for estimating and mapping above-ground biomass in the West Usambara tropical montane forests

open access: yesScientific African, 2023
Above-ground biomass (AGB) estimation is important to better understand the carbon cycle and improve the efficiency of forest policy and management activities.
Sami D. Madundo   +2 more
doaj   +1 more source

GA-SVR Algorithm for Improving Forest Above Ground Biomass Estimation Using SAR Data

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2021
Synthetic aperture radar (SAR) features have been demonstrated that they have the potentiality to improve forest above ground biomass (AGB) estimation accuracy, especially including polarimetric information.
Yongjie Ji   +3 more
doaj   +1 more source

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