Results 1 to 10 of about 52,709 (270)

Discrete Anisotropic Radiative Transfer (DART 5) for Modeling Airborne and Satellite Spectroradiometer and LIDAR Acquisitions of Natural and Urban Landscapes

open access: yesRemote Sensing, 2015
Satellite and airborne optical sensors are increasingly used by scientists, and policy makers, and managers for studying and managing forests, agriculture crops, and urban areas.
Jean-Philippe Gastellu-Etchegorry   +2 more
exaly   +3 more sources

Intra-specific pelage color variation in a South American small rodent species [PDF]

open access: yesBrazilian Journal of Biology, 2016
Intra-specific color variation is often underestimated by researchers, and among mammals, intra-specific differences in coloration are poorly documented for most species. The main goal of this study was to apply an objective color measurement methodology
M. L. Sandoval Salinas   +3 more
doaj   +4 more sources

Error Budget for Geolocation of Spectroradiometer Point Observations from an Unmanned Aircraft System

open access: yesSensors, 2018
We investigate footprint geolocation uncertainties of a spectroradiometer mounted on an unmanned aircraft system (UAS). Two microelectromechanical systems-based inertial measurement units (IMUs) and global navigation satellite system (GNSS) receivers ...
Deepak Gautam   +2 more
exaly   +3 more sources

A novel scene-recording spectroradiometer

open access: yes, 2001
In this paper we describe an innovative approach to providing both a synthesised dual-beam capability and a permanent photographic record of the precise area sensed by a spectroradiometer.
Lawrance, D.J.   +2 more
core   +2 more sources

Assessing the Leaf Blade Nutrient Status of Pinot Noir Using Hyperspectral Reflectance and Machine Learning Models

open access: yesRemote Sensing, 2023
Monitoring grape nutrient status, from flowering to veraison, is important for viticulturists when implementing vineyard management strategies, in order to produce quality wines.
Hongyi Lyu   +4 more
doaj   +1 more source

Wearable Spectroradiometer for Dosimetry

open access: yesSensors, 2022
Available wearable dosimeters suffer from spectral mismatch during the measurement of broadband UV and visible radiation in environments that receive radiation from multiple sources emitting differing spectra. We observed this type of multi-spectra environment in all five Washington State cannabis farms visited during a field study investigating worker
Maximilian J. Chmielinski   +3 more
openaire   +3 more sources

ASDToolkit: A Novel MATLAB Processing Toolbox for ASD Field Spectroscopy Data

open access: yesData, 2020
Over the past 30 years, the use of field spectroscopy has risen in importance in remote sensing studies for the characterization of the surface reflectance of materials in situ within a broad range of applications.
Kathryn Elmer   +3 more
doaj   +1 more source

Optomechanical Design and Application of Solar-Skylight Spectroradiometer

open access: yesSensors, 2021
Using a solar radiometer is an effective approach for improving the remote sensing of solar irradiance distribution and atmospheric composition. Long-term development of a solar scanning radiometer enables frequent and reliable measurement of atmospheric
Zhaoyang Qi   +7 more
doaj   +1 more source

The Creation of the “Vizir” National Complex for the Measurement of the Spectropolarization Characteristics of Two-Directional Radiant Reflectivity and Brightness of Natural and Artificial Objects [PDF]

open access: yesBezpieczeństwo i Technika Pożarnicza, 2018
Objective: The article provides the substantiation, reasonability and main results of developing the «Vizir» national complex for the measurement of the spectropolarization characteristics of two-directional radiant reflectivity and brightness of natural
A.S. Sizikov, Y.V. Beliaev, I.M. Tsykman
doaj   +1 more source

Heritable Variation of Foliar Spectral Reflectance Enhances Genomic Prediction of Hydrogen Cyanide in a Genetically Structured Population of Eucalyptus

open access: yesFrontiers in Plant Science, 2022
Plants produce a wide diversity of specialized metabolites, which fulfill a wide range of biological functions, helping plants to interact with biotic and abiotic factors.
Paulina Ballesta   +5 more
doaj   +1 more source

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