[article]
| Titre : |
A colour printer calibration method based on gamut division algorithms |
| Type de document : |
texte imprimé |
| Auteurs : |
Bangyong Sun, Auteur ; Han Liu, Auteur ; Shisheng Zhou, Auteur ; Junhong Xing, Auteur ; Congjun Cao, Auteur ; Yuanlin Zheng, Auteur |
| Année de publication : |
2014 |
| Article en page(s) : |
p. 453-458 |
| Note générale : |
Bibliogr. |
| Langues : |
Anglais (eng) |
| Catégories : |
Algorithmes
Etalonnage
Impression en couleur
|
| Index. décimale : |
667.3 Teinture et impression des tissus |
| Résumé : |
A colour printer calibration method based on gamut division algorithms is proposed in this paper, with the main task of converting colours from CIELab coordinates to CMYK space. The printer 3D gamut is firstly divided into seven subgamuts according to the K values of sample data, and then the subgamuts, which enclose the given point in CIELab space, are found. Because the K value stays the same for all sample colours of the determined subgamuts, a polynomial regression method is employed to convert the colours from CIELab space to CMY. Finally, by using black generation coefficients, the complete CMYKs are obtained according to the image characteristics. In experiments, for 256 test colours, the mean colour error of our algorithm, measured as inline image, is 1.45, which is acceptable for most printing products. Furthermore, the errors are less than those in both Neugebauer equations and the neural network method. These positive features suggest that the precision of our method is acceptable. |
| Note de contenu : |
- PRINTER GAMUT DIVISION METHOD
- GAMUT MAPPING ALGORITHMS
- CMYK FOUR-COLOUR CONVERSION PROCESS : Polynomial regression method - Final output CMYK value calculation
- TESTING OF ALGORITHM PERFORMANCE AND COMPARISON WITH OTHER METHODS |
| DOI : |
10.1111/cote.12112 |
| En ligne : |
https://onlinelibrary.wiley.com/doi/epdf/10.1111/cote.12112 |
| Format de la ressource électronique : |
Pdf |
| Permalink : |
https://e-campus.itech.fr/pmb/opac_css/index.php?lvl=notice_display&id=22508 |
in COLORATION TECHNOLOGY > Vol. 130, N° 6 (12/2014) . - p. 453-458
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A colour printer calibration method based on gamut division algorithms in COLORATION TECHNOLOGY, Vol. 130, N° 6 (12/2014)
