Results 251 to 260 of about 874,018 (292)

Munsell soil color charts

open access: yes, 1975
Munsell Color (Baltimore, Md.)
core  

Assessing Color Properties of Reactive Dyed Cotton Fabrics after Different Sequential Fastness Test Procedures

open access: yesFibers and Polymers, 2019
This paper focused on a novel approach for fastness testing. The changes in color properties of reactive dyed cotton fabrics after different sequential fastness test procedures were investigated.
Behcet Becerir
exaly   +3 more sources

Analysis of Color Fastness and Shrinkage of Dyed and Printed Linen/Silk Fabrics [PDF]

open access: yesCoatings, 2022
In this study, we analyzed the impact of the dyeing and the digital printing processes of linen/silk fabric (70% linen/30% silk) on its color fastness and shrinkage in the directions of warp and weft.
Daiva Milašienė   +2 more
exaly   +2 more sources

Assessment of the results of different color difference formulae under different illuminants by wash fastness tests

open access: yesFibers and Polymers, 2011
This paper focused on the assessment of the results of two color systems (CIELAB and Hunter) and five color difference equations (CIELAB 1976, Hunter, CIE94, CMC and CIEDE2000) under different illuminants (D65, A, F11 and F2) on disperse dyed nylon ...
Behcet Becerir
exaly   +2 more sources

Screen-Printing of Cotton with Natural Pigments: Evaluation of Color and Fastness Properties of the Prints

open access: yesJournal of Natural Fibers, 2017
Eleven natural pigments were selected for the production of environment-friendly cotton prints. Physicochemical properties pH, conductivity, viscosity of the printing pastes were measured in order to evaluate their stability and suitability for printing.
Nikolaos Nikolaidis
exaly   +2 more sources

Incidence coloring of Mycielskians with fast algorithm

Theoretical Computer Science, 2021
An incidence of an undirected graph \(G\) is a pair \((v,e)\) where \(v\) is a vertex of \(G\) and \(e\) an edge of \(G\) incident with \(v\). Two incidences \((v,e) \) and \((w,f)\) are adjacent if one of the following holds: (i) \(v=w\), (ii) \(e=f\) or (iii) \(vw\in \{e.f\}\). An incidence coloring of \(G\) assigns a color to each incidence of \(G\)
Huimin Bi, Xin Zhang 0017
openaire   +2 more sources

A fast parallel algorithm to color a graph with Δ colors

Journal of Algorithms, 1988
Summary: An NC algorithm for the \(\Delta\) vertex coloring problem is given. The polynomial algorithm implied by Brooks' theorem seems to be highly sequential. To exploit the power of parallel processing we introduce a novel partition of the graph which may find applications elsewhere.
Mauricio Karchmer, Joseph Naor
openaire   +3 more sources

A Fast Algorithm for Color Image Segmentation

First International Conference on Innovative Computing, Information and Control - Volume I (ICICIC'06), 2006
Based on K-means and a two-layer pyramid structure, a fast algorithm is proposed for color image segmentation. The algorithm employs two strategies. Firstly, a two-layer structure of a color image is established. Then, an improved K-means with integer based lookup table implementation is applied to each layer.
Liju Dong   +5 more
openaire   +2 more sources

Fast and adaptive color-to-grayscale conversion

ACM SIGGRAPH 2006 Sketches on - SIGGRAPH '06, 2006
Methods and systems, including computer program products, for determining a plurality of color clusters based on a plurality of pixels associated with a color image, the clusters being fewer than the pixels. A grayscale value for each one of a plurality of points in a color space is determined.
Mark A. Ruzon   +3 more
openaire   +2 more sources

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