Results 31 to 40 of about 1,915,417 (248)

Small Satellites in Remote Sensing of the Earth [PDF]

open access: yesIzvestiya, Atmospheric and Oceanic Physics, 2019
Innovative technological advances are considered as was used for brings for gave rise to small satellite, new opportunities for remote sensing based on multitudinous constellations of small satellites whereby it makes possible to meet the need for systematic continuous shooting with a minimum interval between views of any area of the Ears at reasonable
openaire   +1 more source

Cross-validation of the DEM obtained using LuTan-1 SAR satellites: A case study in Guyuan County, China [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences
The digital elevation model (DEM) based on synthetic aperture radar interferometry (SAR, InSAR) technology have become an important data source for large-scale topographic mapping, but their characteristics vary with satellite systems and methodologies ...
X. Tang   +8 more
doaj   +1 more source

PRELIMINARY QUALITY ANALYSIS OF GF-7 SATELLITE LASER ALTIMETER FULL WAVEFORM DATA [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2020
The full-waveform data is the core data of GaoFen-7 (GF-7) satellite laser altimeter, and evaluation of waveform data quality is an important step and premise for satellite laser altimetry and quality control.
G. Li   +12 more
doaj   +1 more source

The evolution of satellite-based remote-sensing capabilities in India

open access: yes, 1985
This paper describes the Indian experience in evolving a satellite-based remote-sensing system. The experimental Earth observation programme represented by the Bhaskara-1 and -2 satellites are discussed to highlight the different components of a ...
Kasturirangan, K.
core   +1 more source

Remote sensing reflectance reconstruction to obtain water optical properties from MERIS multispectral satellite images [PDF]

open access: yes, 2010
We use a multiple regression analysis and a data bank of about 400 reflectance spectra to reconstruct hyperspectral reflectances between 400 and 900 nm with a 5 nm step using only the values known at the wavelengths of the MERIS sensor level 2 data.
Frédéric Jourdin   +7 more
core   +1 more source

An evaluation of satellite remote sensing for crop area estimation in the west bank, Palestine [PDF]

open access: yes, 2000
This thesis investigates the use of field and satellite data for crop area estimation in the northern part of the West Bank, Palestine. The satellite data were obtained by the SPOT HRV on 19 May 1994.
Ghodieh, (Ahmed Ra'fat) Mustafa Mohammad
core  

Subclinical Optic Nerve Involvement in Radiologically Isolated Syndrome: Multimodal Detection and Diagnostic Impact

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objectives We aimed to determine the frequency of subclinical optic nerve (ON) lesions using MRI, optical coherence tomography (OCT), and visual evoked potentials (VEP) in radiologically isolated syndrome (RIS), and to assess their diagnostic and prognostic significance.
Christine Lebrun‐Frenay   +13 more
wiley   +1 more source

Validation of MODIS Aerosol Optical Depth Retrieval over Mountains in Central China Based on a Sun-Sky Radiometer Site of SONET

open access: yesRemote Sensing, 2016
The 3 km Dark Target (DT) aerosol optical depth (AOD) products, 10 km DT and Deep Blue (DB) AOD products from the Collection 6 (C6) product data of Moderate Resolution Imaging Spectroradiometer (MODIS) are compared with Sun-sky Radiometer Network (SONET)
Yan Ma   +8 more
doaj   +1 more source

Evaluating remote sensing data classification techniques for mapping freshwater habitats: Trial application in the Tongariro River delta, Lake Taupo [PDF]

open access: yes, 2008
The overall goal of this study is to evaluate different classification techniques that can be applied to multi-source satellite remote sensing data to map different freshwater habitat zones.
Brabyn, Lars   +2 more
core  

Neuromorphic Devices for Extreme Environments: State‐Variable Reliability and Stabilization Strategies

open access: yesAdvanced Functional Materials, EarlyView.
Neuromorphic devices for extreme environments are interpreted through the physical states that store and process information. Radiation, temperature extremes, and vacuum can perturb vacancies, filaments, trapped charges, polarization, interfaces, and readout signals.
Taehyun Park   +7 more
wiley   +1 more source

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