Research on the extension of NCS color space notations

Zhao Jian Li*, Ning Fang Liao, Li Bai, Wei Ping Yang, Guang Lu, Wen Min Wu

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

In order to extend the present NCS color space notations, the relationships between CIE1976 L* a* b* and NCS notations are showed. Based on these relationships, the NCS notations are extended from representing every tenth unit of blackness and chromaticness to representing every unit of them. Applying spline interpolation and linear interpolation algorithm, the CIELAB tristimulus values of the new notations extended are calculated and the NCS notations are plotted in the CIELAB. The accuracy of the interpolated data is evaluated using the color difference formula of CIE1976 L* a* b*.

Original languageEnglish
Pages (from-to)229-231+234
JournalGuangxue Jishu/Optical Technique
Volume30
Issue number2
Publication statusPublished - Mar 2004

Keywords

  • Color order system
  • Interpolation
  • NCS system

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