Results 11 to 20 of about 1,910,082 (149)

Synthetic aperture radar remote sensing for landfill monitoring [PDF]

open access: yes, 2007
Despite today’s intensive efforts directed at the recycling and recovery of solid wastes, the controlled disposal of refuse into land remains an important and necessary means of effective waste management.
Ottavianelli, Giuseppe
core   +7 more sources

Novel folded-PCA for improved feature extraction and data reduction with hyperspectral imaging and SAR in remote sensing [PDF]

open access: yes, 2014
As a widely used approach for feature extraction and data reduction, Principal Components Analysis (PCA) suffers from high computational cost, large memory requirement and low efficacy in dealing with large dimensional datasets such as Hyperspectral ...
Han, Junwei   +6 more
core   +4 more sources

High Speed Maneuvering Platform Squint TOPS SAR Imaging Based on Local Polar Coordinate and Angular Division

open access: yesRemote Sensing, 2021
This paper proposes an imaging algorithm for synthetic aperture radar (SAR) mounted on a high-speed maneuvering platform with squint terrain observation by progressive scan mode.
Bowen Bie   +4 more
doaj   +1 more source

Radar Satellite Image Time Series Analysis for High-Resolution Mapping of Man-Made Forest Change in Chongming Eco-Island

open access: yesRemote Sensing, 2020
Forests are important oxygen sources and carbon sinks. They provide a series of ecosystem services that are crucial to eco-island sustainability, such as the protection of soils, conservation of biodiversity, and development of the eco-tourism, etc ...
Zhihuo Xu, Yuexia Wang
doaj   +1 more source

Hydrometeor classification through statistical clustering of polarimetric radar measurements: a semi-supervised approach [PDF]

open access: yesAtmospheric Measurement Techniques, 2016
Polarimetric radar-based hydrometeor classification is the procedure of identifying different types of hydrometeors by exploiting polarimetric radar observations.
N. Besic   +5 more
doaj   +1 more source

On the role of anisotropic MF/HF scattering in mesospheric wind estimation

open access: yesEarth, Planets and Space, 2018
The Saura radar is designed and used to measure winds and electron densities at polar latitudes (69$$^\circ $$ ∘ N) within the D region, namely between 50 and 100 km altitude.
Toralf Renkwitz   +4 more
doaj   +1 more source

Pol-InSAR-Island - A benchmark dataset for multi-frequency Pol-InSAR data land cover classification

open access: yesISPRS Open Journal of Photogrammetry and Remote Sensing, 2023
This paper presents Pol-InSAR-Island, the first publicly available multi-frequency Polarimetric Interferometric Synthetic Aperture Radar (Pol-InSAR) dataset labeled with detailed land cover classes, which serves as a challenging benchmark dataset for ...
Sylvia Hochstuhl   +7 more
doaj   +1 more source

INVESTIGATION ON CIRCULAR MAPPING BY FMCW-SAR ON SMALL AIRPLANES [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2013
The evaluation of local damages after natural disasters by using remote sensing demands for flexible platforms as well as sensor systems, which guarantee both weather- and daylight-independence.
S. Palm, S. Palm, A. Maresch, U. Stilla
doaj   +1 more source

Multidimensional Waveform Encoding for Synthetic Aperture Radar Remote Sensing [PDF]

open access: yes, 2007
This paper introduces and analyses the innovative concept of multidimensional waveform encoding for spaceborne synthetic aperture radar (SAR). The combination of this technique with digital beamforming on receive enables a new class of highly ...
Moreira, Alberto   +5 more
core   +1 more source

USING COHERENT SCATTERERS IN TIME SERIES OF HIGH RESOLUTION SAR IMAGES FOR THE MONITORING OF CONSTRUCTION ACTIVITY [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2019
In this paper, we present a method for detecting and quantifying changes due to construction activity in time series of high resolution SAR images.
C. Villamil Lopez   +2 more
doaj   +1 more source

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