Results 11 to 20 of about 1,581 (206)

The potential of color measurements with the CIEDE2000 equation in wood science

open access: yesEuropean Journal of Wood and Wood Products, 2011
This study seeks to assess the potential use of the CIEDE2000 color difference equation in wood science. Therefore, a set of oak wood samples were prepared and assessed by experts. The visual perception of the observers was correlated with the two different color difference equations CIELAB from DIN 6174 and the CIEDE2000 equation.
Hauptmann, Markus   +4 more
openaire   +3 more sources

Practical demonstration of the CIEDE2000 corrections to CIELAB using a small set of sample pairs [PDF]

open access: yesColor Research & Application, 2012
A set of 10 color pairs was proposed and produced in 2002 to show the advantages of the CIEDE2000 color‐difference formula with respect to CIELAB. These 10 color pairs illustrated each of the five corrections to CIELAB proposed by CIEDE2000. The 10 color pairs were visually assessed, under reference conditions close to those proposed by CIEDE2000, by ...
Melgosa, Manuel   +9 more
openaire   +4 more sources

Comparison of colour difference formulas to best distinguish resected areas of malignant brain tumours from their background using 5-aminolevulinic acid fluorescence

open access: yesFolia Morphologica, 2021
BACKGROUND: Fluorescence-guided surgery (FGS) with 5-aminolevulinic acid (5-ALA) has been proven to assist neurosurgeons to achieve a more complete brain tumour resection.
T. Szmuda, S. Ali, P. Słoniewski
doaj   +3 more sources

Colorimetric (CIEDE2000) comparison between two shade guides used for visual evaluation of tooth whitening efficacy [PDF]

open access: yesSrpski Arhiv za Celokupno Lekarstvo, 2019
Introduction/Objective. The objective of this study was to perform colorimetric comparison between two shade guides used for visual tooth whitening monitoring. Methods.
Paravina Rade D.   +3 more
doaj   +3 more sources

Colorimetric Evaluation of a Reintegration via Spectral Imaging—Case Study: Nasrid Tiling Panel from the Alhambra of Granada (Spain) [PDF]

open access: yesSensors
Color reintegration is a restoration treatment that involves applying paint or colored plaster to an object of cultural heritage to facilitate its perception and understanding.
Miguel Ángel Martínez-Domingo   +4 more
doaj   +2 more sources

Evaluation of color matching of three single-shade composites employing simulated 3D printed cavities with different thicknesses using CIELAB and CIEDE2000 color difference formulae

open access: yesReviews on Advanced Materials Science
This study assessed the color-matching capability of three single-shade composites that employ simulated resin 3D-printed cavities with different cavity depths using CIELAB and CIEDE2000 formulas.
Kariper Engin, Cilingir Aylin
doaj   +2 more sources

Color and translucency changes induced by try-in media in bleach-shade CAD/CAM ceramic discs: an in-vitro study [PDF]

open access: yesBMC Oral Health
Background This study evaluated the optical influence of try-in media (distilled water, glycerin, and commercial try-in pastes) on ultrathin (0.5-mm) CAD/CAM bleach-shade ceramic discs, focusing on CIEDE2000 color difference (ΔE₀₀), translucency ...
Alaa Al Haddad   +4 more
doaj   +2 more sources

Study of the Variation between CIELAB .DELTA.E* and CIEDE2000 Color-differences of Resin Composites

open access: yesDental Materials Journal, 2007
This study sought to assess the significance of the corrections introduced in the new CIEDE2000 color difference formula with respect to deltaE*ab. The purpose of which was to provide sounder knowledge, and hence more informed decision-making, about applying this new formula to dental resin composites.
Maria M Perez, A Yebra, Rosa Pulgar
exaly   +4 more sources

Developing a New Method of Transformation for Obtaining XYZ Color Values from RGB Images for Agricultural Applications [PDF]

open access: yesSensors
The extraction of device-independent color values from affordable and accessible digital images based on a standard color space system is crucially necessary for agricultural applications, where color information for plant monitoring or diagnostics is ...
Vahid Mohammadi   +3 more
doaj   +2 more sources

Color stability of CAD/CAM provisional materials after immersion in different coloring solutions: a comparative study [PDF]

open access: yesBMC Oral Health
The aim of this in vitro study was to investigate the effect of different solutions on color stability of CAD/CAM provisional materials. One hundred and twenty rectangular specimens of 2 mm thickness for each provisional material were fabricated.
Selver Suna Başak   +2 more
doaj   +2 more sources

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