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Reflectance Data

SATELLITE DETERMINATION OF API GRAVITY AND SARA COMPONENTS OF OFFSHORE PETROLEUM SEEPS

SATELLITE DETERMINATION OF API GRAVITY AND SARA COMPONENTS OF OFFSHORE PETROLEUM SEEPS

... Based on the methodology devel- oped and described herein, spectral reflectance data from sam- ples of pure oil and samples of films of oil on water, resampled or not for the Hyperion an[r] ...

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Category Decomposition Method Based on Matched Filter for Un-Mixing of Mixed Pixels Acquired with Spaceborne Based Hyperspectral Radiometers

Category Decomposition Method Based on Matched Filter for Un-Mixing of Mixed Pixels Acquired with Spaceborne Based Hyperspectral Radiometers

... spectral reflectance data derived from USGS spectral library as well as actual airborne based hyperspectral radiometer imagery data, it is found that the proposed method works well with acceptable ...

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Integrated three-dimensional reconstruction using reflectance fields

Integrated three-dimensional reconstruction using reflectance fields

... 8D reflectance field. The 4D slice of the reflectance field is obtained by a camera-projector ...the reflectance field to impose the epipolar constraint by considering the camera- projector pair as a ...

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USING AEROSOL REFLECTANCE FOR DUST DETECTION

USING AEROSOL REFLECTANCE FOR DUST DETECTION

... aerosol reflectance over arid and urban region in clear sky ...surface reflectance in red and infrared spectral is bright and hence shorter wavelength is required for this ...surface reflectance ...

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Geometric processing workflow for vertical and oblique hyperspectral frame images collected using UAV

Geometric processing workflow for vertical and oblique hyperspectral frame images collected using UAV

... Digital surface model (DSM) of the target area is needed for acquiring directional reflectance data of the object. Currently we use Photogrammetric Surface Reconstruction from Imagery (SURE) software ...

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Identification of a Threshold Minimum Area for Reflectance Retrieval from Thermokarst Lakes and Ponds Using Full-Pixel Data from Sentinel-2

Identification of a Threshold Minimum Area for Reflectance Retrieval from Thermokarst Lakes and Ponds Using Full-Pixel Data from Sentinel-2

... spectral reflectance of thermokarst lakes and ...lake reflectance data were collected using an Unmanned Aerial System (UAS) fitted with a multispectral camera that collected images at 13 cm ...with ...

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Large-scale validation of SCIAMACHY reflectance in the ultraviolet

Large-scale validation of SCIAMACHY reflectance in the ultraviolet

... The reflectance measured by a satellite instrument is at the basis of all geophysical information derived from the obser- ...retrieved data depends crucially on the quality of the reflectance and its ...

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SURFACE ALBEDO OBTAINED WITH MODIS IMAGES IN CASES OF LOW AND HIGH AEROSOL LOADING IN THE ATMOSPHERE

SURFACE ALBEDO OBTAINED WITH MODIS IMAGES IN CASES OF LOW AND HIGH AEROSOL LOADING IN THE ATMOSPHERE

... Twice a day, NASA makes available surface reflectance data derived from MODIS, duly corrected from all atmospheric effects, along seven spectral bands with a spatial resolution of 250 m [r] ...

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How do "mute" cicadas produce their calling songs?

How do "mute" cicadas produce their calling songs?

... imaging data to quantify species-specific variation in fore- wing ...average reflectance profiles acquired from forewing ...imaging data from both forewing costas of five specimens of all cicada ...

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THE COMBINED USE OF REFLECTANCE, EMISSIVITY AND ELEVATION ASTERTERRA DATA FOR TROPICAL SOIL STUDIES

THE COMBINED USE OF REFLECTANCE, EMISSIVITY AND ELEVATION ASTERTERRA DATA FOR TROPICAL SOIL STUDIES

... order to discriminate nonphotosynthetic vegetation from exposed soils, data analysis was performed in two steps. First, a four-endmember linear spectral mixture model (Adams et al., 1986) was applied to the ...

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Leaf Equivalent Water Thickness assessment using reflectance at optimum wavelengths

Leaf Equivalent Water Thickness assessment using reflectance at optimum wavelengths

... leaf reflectance at 1,450, 1,650 and 2,250 nm, however, this correlation was not seen at 975 and 1,175 nm absorption ...leaf reflectance is superior to the original reflectance data for the ...

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HYPERSPECTRAL REMOTE SENSING: EVALUATION OF R95/HSS SENSOR FOR SPATIALIZATION AND CHARACTERIZATION OF SOIL IN MANAUS, AM - BRAZIL

HYPERSPECTRAL REMOTE SENSING: EVALUATION OF R95/HSS SENSOR FOR SPATIALIZATION AND CHARACTERIZATION OF SOIL IN MANAUS, AM - BRAZIL

... In the Brazilian territory, mainly in its northern portion, few and restricted collections of optical hyperspectral data with a sci- entific purpose were carried out. With the intention of filling in this gap in ...

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J. Braz. Chem. Soc.  vol.28 número11

J. Braz. Chem. Soc. vol.28 número11

... of data interpretation from the diffuse reflectance spectroscopy (DRS) obtained in Cary 5000 Varian UV-Vis-NIR Spectrophotometer, with wavelengths between 190-950 nm and magnesium oxide as ...

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Camouflage during movement in the European cuttlefish (Sepia officinalis)

Camouflage during movement in the European cuttlefish (Sepia officinalis)

... Cephalopods are considered masters of rapid adaptive camouflage. Using their multi-layered skin and neural-controlled chromatophores they can change colour, pattern, texture and reflectance in a fraction of a ...

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Characteristics of retinal reflectance changes induced by transcorneal electrical stimulation in cat eyes.

Characteristics of retinal reflectance changes induced by transcorneal electrical stimulation in cat eyes.

... the reflectance changes of the retina is an established technique and has been used to determine the mechanism of retinal ...the reflectance changes elicited by TES in cat ...of reflectance changes ...

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Remote sensing the dynamics of suspended particles in the Mackenzie River plume (Canadian Arctic Ocean)

Remote sensing the dynamics of suspended particles in the Mackenzie River plume (Canadian Arctic Ocean)

... satellite data were selected in this study because of their (i) tem- poral resolution (at least one image recorded every day, depending on cloud cover), (ii) spectral resolution (providing one waveband at 555 nm ...

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Influence of lens care solutions on transmittance and reflectance of contact lenses

Influence of lens care solutions on transmittance and reflectance of contact lenses

... Experimental observations confirmed that the transmittance values of UV-visible light in Balafilcon A material exhibit statistically significant differences after storage in different multipurpose solutions (MPSs). The ...

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Estimation of Submerged Aquatic Vegetation Height and Distribution in Nova Avanhandava Reservoir (São Paulo State, Brazil) Using Bio-Optical Modeling

Estimation of Submerged Aquatic Vegetation Height and Distribution in Nova Avanhandava Reservoir (São Paulo State, Brazil) Using Bio-Optical Modeling

... with data collected from radiometers on the ...collected data on the field can provide information with greater reliability than data acquired by satellite images, mainly by the influence of ...field ...

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Metal layer for enhancing optical reflection in passivation layers in thin film solar cells

Metal layer for enhancing optical reflection in passivation layers in thin film solar cells

... the solar cells reflectance differs for wavelength value higher than 1000 nm, with the standard-thick solar cell with 2 µm CIGS having a poor reflectance. This is due to: i) the solar cell stack does not ...

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Preparation of Antireflective Silica Coating by the Sol-Gel Method for Heliothermic Power Plants

Preparation of Antireflective Silica Coating by the Sol-Gel Method for Heliothermic Power Plants

... films reflectance were evaluated. The diffuse reflectance was measured using ultraviolet-visible (UV-Vis) ...a reflectance value of 3.86%, whereas the lowest reflectance value obtained for ...

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