Results 11 to 20 of about 64,372 (396)

How does Computer vision compare to standard colorimeter in assessing the seed coat color of common bean (Phaseolus vulgaris L.)? [PDF]

open access: yesJournal of Central European Agriculture, 2019
Common bean (Phaseolus vulgaris L.) exhibits a wide range of seed coat colors and this morphological trait is widely used in cultivar identification and assessment of diversity within this species.
Filip Varga   +7 more
doaj   +1 more source

Approches archéométriques non destructives sur les engobes des sigillées africaines

open access: yesAntiquités Africaines, 2021
This article presents the preliminary results of analyses by two non-destructive, portable and relatively economical methods in terms of investment/measurement time, on African Red Slip Ware: colorimetry and portable X-ray fluorescence.
Rémi Rêve   +2 more
doaj   +1 more source

Smartphone-based digital image colorimetry for the determination of vancomycin in drugs

open access: yesChemical Monthly, 2022
A simple smartphone-based digital image colorimetry is proposed for the determination of vancomycin in drugs. The analytical method relied on the reaction of vancomycin with copper(II) in ethanol–water medium with pH 4.3.
Karolina Mermer, J. Paluch, J. Kozak
semanticscholar   +1 more source

A colorimetric aptasensor for selective detection of oxytetracycline in milk, using gold nanoparticles and oxytetracline-short aptamer [PDF]

open access: yesNanomedicine Journal, 2019
Objective (s): In light of misuse of antibiotics in animal husbandry and their side effects on human health, there is an argent need to develop simple and rapid methods for determining the quantification of antibiotics in biological systems.
Hanif Kazerooni   +4 more
doaj   +1 more source

Genetic variation in hydrogen cyanide potential of perennial sorghum evaluated by colorimetry

open access: yesPlant Direct, 2022
Both annual and perennial sorghum biomass serve as important forage for ruminant animals around the world. Unfortunately, sorghum can produce hydrogen cyanide (HCN), which, if occurring in high enough concentrations, can be toxic or lethal to animals ...
Shakirah Nakasagga   +6 more
doaj   +1 more source

Method for determining color and chromaticity coordinates according to the original image

open access: yesФизика волновых процессов и радиотехнические системы, 2019
In this paper, a description is given of the method of colorimetry of an image of an object under investigation according to its photograph or scanned copy.
L.D. Lozhkin   +5 more
doaj   +1 more source

Neonatal wearable device for colorimetry-based real-time detection of jaundice with simultaneous sensing of vitals

open access: yesScience Advances, 2021
Compact, light neonatal jaundice sensors based on a colorimetric method were developed for wearables. Neonatal jaundice occurs in >80% of newborns in the first week of life owing to physiological hyperbilirubinemia.
Go Inamori   +9 more
semanticscholar   +1 more source

Valorization of American Barrel-Shoot Wastes: Effect of Post Fermentative Addition and Readdition on Phenolic Composition and Chromatic Quality of Syrah Red Wines [PDF]

open access: yes, 2020
The influence of post fermentative addition of American barrel-shoot wastes on phenolic composition and chromatic quality of Syrah red wines has been evaluated as an environmentally sustainable alternative to the conventional winemaking for avoiding the ...
Baca Bocanegra, Berta   +3 more
core   +1 more source

Flexible Biosensors Based on Colorimetry, Fluorescence, and Electrochemistry for Point-of-Care Testing

open access: yesFrontiers in Bioengineering and Biotechnology, 2021
With the outbreak and pandemic of COVID-19, point-of-care testing (POCT) systems have been attracted much attention due to their significant advantages of small batches of samples, user-friendliness, easy-to-use and simple detection. Among them, flexible
Tingyi Yan   +4 more
semanticscholar   +1 more source

Dominant Color Extraction with K-Means for Camera Characterization in Cultural Heritage Documentation

open access: yesRemote Sensing, 2020
The camera characterization procedure has been recognized as a convenient methodology to correct color recordings in cultural heritage documentation and preservation tasks.
Adolfo Molada-Tebar   +3 more
doaj   +1 more source

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