Articles with "absorption features" as a keyword



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Temperature-dependent, VIS-NIR reflectance spectroscopy of sodium sulfates

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Published in 2020 at "Icarus"

DOI: 10.1016/j.icarus.2020.114165

Abstract: Abstract Hydrated sodium sulfates have been suggested to be present in variable amounts in Solar System objects such as Mars and Europa, among the possible others. The presence of these hydrated species is related to… read more here.

Keywords: reflectance spectroscopy; sodium sulfates; sodium; spectroscopy ... See more keywords
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Debris discs with multiple absorption features in metallic lines: circumstellar or interstellar origin?

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Published in 2018 at "Monthly Notices of the Royal Astronomical Society"

DOI: 10.1093/mnras/sty1724

Abstract: Debris disks are second generation dusty disks thought to be devoid of gas. However, this idea has been challenged in the last years by gas detections in some systems. We compiled a database of 301… read more here.

Keywords: absorption; origin; debris disks; debris discs ... See more keywords
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Hyperspectral Image Classification via Matching Absorption Features

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Published in 2019 at "IEEE Access"

DOI: 10.1109/access.2019.2940268

Abstract: In this paper, we propose to extract spectral absorptions as the discriminative features to classify hyperspectral imagery. Different from previous researches that mainly take hyperspectral curves as high-dimensional inputs, we analyze hyperspectral data more from… read more here.

Keywords: absorption features; hyperspectral image; image classification; absorption ... See more keywords
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Integration of Canopy Water Removal and Spectral Triangle Index for Improved Estimations of Leaf Nitrogen and Grain Protein Concentrations in Winter Wheat

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Published in 2023 at "IEEE Transactions on Geoscience and Remote Sensing"

DOI: 10.1109/tgrs.2023.3277456

Abstract: Previous studies on estimating leaf nitrogen concentration (LNC) and grain protein concentration (GPC) from canopy reflectance did not pay particular attention to the nitrogen (N) and protein absorption features, which are mostly located in the… read more here.

Keywords: water; water removal; canopy; absorption features ... See more keywords