Articles with "transform near" as a keyword



Use of Fourier transform near-infrared spectroscopy combined with a relevance vector machine to discriminate Tetrastigma hemsleyanum (Sanyeqing) from other related species

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Published in 2017 at "Analytical Methods"

DOI: 10.1039/c7ay00936d

Abstract: Few studies have been carried out on the discrimination of precious Tetrastigma hemsleyanum, also known as Sanyeqing in China. Fourier transform near-infrared (FT-NIR) spectroscopy coupled with chemometric class-modelling techniques to rapidly and effectively discriminate T.… read more here.

Keywords: hemsleyanum; tetrastigma hemsleyanum; model; spectroscopy ... See more keywords

A transformative approach to ageing fish otoliths using Fourier transform near infrared spectroscopy: a case study of eastern Bering Sea walleye pollock (Gadus chalcogrammus)

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Published in 2019 at "Canadian Journal of Fisheries and Aquatic Sciences"

DOI: 10.1139/cjfas-2018-0112

Abstract: We investigated the use of Fourier transform near infrared spectroscopy (FT-NIRS), which is a method of measuring light absorbance signatures, to derive ages from eastern Bering Sea walleye pollock (Gadus chalcogrammus) otoliths. This approach is… read more here.

Keywords: spectroscopy; near infrared; fourier transform; age ... See more keywords

Quantitative Analysis of Peanut Skin Adulterants by Fourier Transform Near-Infrared Spectroscopy Combined with Chemometrics

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Published in 2025 at "Foods"

DOI: 10.3390/foods14030466

Abstract: Peanut skin is a potential medicinal material. The adulteration of peanut skin samples with starchy substances severely affects their medicinal value. This study aimed to quantitatively analyze the adulterants present in peanut skin using Fourier… read more here.

Keywords: spectroscopy; fourier transform; peanut skin; transform near ... See more keywords

The Improvement on the Performance of DMD Hadamard Transform Near-Infrared Spectrometer by Double Filter Strategy and a New Hadamard Mask

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Published in 2019 at "Micromachines"

DOI: 10.3390/mi10020149

Abstract: In the Hadamard transform (HT) near-infrared (NIR) spectrometer, there are defects that can create a nonuniform distribution of spectral energy, significantly influencing the absorbance of the whole spectrum, generating stray light, and making the signal-to-noise… read more here.

Keywords: hadamard transform; near infrared; hadamard; hadamard mask ... See more keywords