Results 31 to 40 of about 1,581 (206)

Spectral Reconstruction Using an Iteratively Reweighted Regulated Model from Two Illumination Camera Responses

open access: yesSensors, 2021
An improved spectral reflectance estimation method was developed to transform captured RGB images to spectral reflectance. The novelty of our method is an iteratively reweighted regulated model that combines polynomial expansion signals, which was ...
Zhen Liu   +6 more
doaj   +1 more source

Colorimetric analysis of dental porcelains: effects of the background color

open access: yesCerâmica, 2022
This study evaluated how the background (white or gray) affects the color parameter measurements and color difference calculations (∆Eab and ∆E00) of dental ceramics.
C. S. Rodrigues   +3 more
doaj   +1 more source

Kürleme Modunun İki Farklı Bulk Fill Kompozitin Renk Değişimine Etkisi

open access: yesSelcuk Dental Journal, 2023
Amaç: Bu çalışmanın amacı iki farklı kürleme modunda ışıklanan iki farklı bulk fill kompozit rezinin, 1 hafta boyunca distile su, şarap ve kahvede bekletilmesiyle meydana gelen renk değişimlerinin değerlendirilmesidir.
Çağatay Barutçugil   +3 more
doaj   +1 more source

Effects of polishing protocols on the surface roughness and color stability of polyetheretherketone (PEEK)

open access: yesEuropean Oral Research
Purpose: This study aimed to evaluate the effects of different polishing protocols on the surface properties and color stability of the polyetheretherketone (PEEK).
Sezgi Cinel Şahin   +1 more
doaj   +1 more source

Impact of Smear Layer Removal Protocols on Color Dynamics and Dentin Hardness Following Intracoronal Bleaching

open access: yesJournal of Health Science and Medical Research (JHSMR)
Objective: This study evaluated the impact of smear layer removal protocols on intracoronal bleaching outcomes, focusing on color shifts and dentin hardness.
Kwunklao Saichuea   +3 more
doaj   +1 more source

Colorimetric Characterization of Color Imaging System Based on Kernel Partial Least Squares

open access: yesSensors, 2023
Colorimetric characterization is the basis of color information management in color imaging systems. In this paper, we propose a colorimetric characterization method based on kernel partial least squares (KPLS) for color imaging systems.
Siyu Zhao   +5 more
doaj   +1 more source

Aplicação das fórmulas CIELAB e CIEDE2000 na avaliação da cor de folhas vegetais irradiadas por uma fonte de Cobalto-60 [PDF]

open access: yes, 2016
A cor dos alimentos está directamente associada à sua aceitação pelo consumidor. A procura de métodos de processamento seguros e eficazes destaca a radiação ionizante, já que permite a desinfecção do alimento e a extensão do seu tempo de prateleira [1]
Pinela, José   +5 more
core   +2 more sources

Is there a need to re-define the methods to evaluate wine color

open access: yesBIO Web of Conferences, 2023
Both the Glories method and the CIE L*a*b*/L*C*h0 system are used in analytical protocols to expredd the chromatic characteristics of wine [1-4].
Durner Dominik, Hensel Marcel
doaj   +1 more source

Análise da eficácia de dentifrícios clareadores e seus efeitos na superfície dental: um estudo in vitro

open access: yesRevista da Faculdade de Odontologia de Porto Alegre, 2021
O clareamento dos dentes pode ser realizado de várias maneiras, em consultório, no âmbito caseiro ou com a utilização de produtos OTC (Over-the-Counter).
Eduardo Monteiro Toschi   +4 more
doaj   +1 more source

TreeON: Reconstructing 3D Tree Point Clouds from Orthophotos and Heightmaps

open access: yesComputer Graphics Forum, EarlyView.
Abstract We present TreeON, a novel neural‐based framework for reconstructing detailed 3D tree point clouds from sparse top‐down geodata, using only a single orthophoto and its corresponding Digital Surface Model (DSM). Our method introduces a new training supervision strategy that combines both geometric supervision and a differentiable shadow and ...
Angeliki Grammatikaki   +4 more
wiley   +1 more source

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