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基于光谱表示和独立成分分析的混合颜料分离方法

王功明 刘志勇

计算机应用研究Issue(2):593-597,5.
计算机应用研究Issue(2):593-597,5.DOI:10.3969/j.issn.1001-3695.2015.02.061

基于光谱表示和独立成分分析的混合颜料分离方法

Separation method of mixed pigments based on spectrum expression and independent component analysis

王功明 1刘志勇2

作者信息

  • 1. 清华大学 美术学院 信息艺术与设计系,北京 100084
  • 2. 中国科学院计算技术研究所,北京 100190
  • 折叠

摘要

Abstract

This paper proposed a separation method of mixed pigments based on spectrum expression and independent compo-nent analysis.First,the spectrometer was used to obtain the spectral information of mixed pigments that was expressed as the discrete signal.Second,the independent component analysis was used to calculate the type of basic pigment.The simulated spectrum data of Munsell color card was used to validate this method.This algorithm could separate the mixed pigment spec-trums from three basic pigment spectrums and the mixture from several pigment spectrums within the set of eight basic pigment spectrums successfully.The curve of separated pigment spectrum was very similar to the curve of original pigment spectrum. The average similarity is 97.64%,and the maximum one can reach 99.95%.The experiment results show that this method can determine the composition of mixed pigments accurately,so it is suitable for separation of mixed pigments.

关键词

颜料/光谱/独立成分分析/蒙赛尔/相似性/可追溯性

Key words

color/spectrum/independent component analysis/Munsell/similarity/traceability

分类

信息技术与安全科学

引用本文复制引用

王功明,刘志勇..基于光谱表示和独立成分分析的混合颜料分离方法[J].计算机应用研究,2015,(2):593-597,5.

基金项目

国家“973”计划资助项目(2012CB725300);中国博士后科学基金资助项目 ()

计算机应用研究

OA北大核心CSCDCSTPCD

1001-3695

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