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Clustering with K-Harmonic means applied to colour image quantization

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

11 Citations (Scopus)

Abstract

The main goal of colour quantization methods is a colour reduction with minimum colour error. In this paper were investigated six following colour quantization techniques: the classical median cut, improved median cut, clustering k-means technique in two colour versions (RGB, CIELAB) and also two versions of relative novel technique named k-harmonic means. The comparison presented here was based on testing of ten natural colour images for quantization into 16, 64 and 256 colours. In evaluation process two criteria were used: the mean squared quantization error (MSE) and the average error in the CIELAB colour space (AE). During tests the efficiency of k-harmonic means applied to colour quantization has been proved.

Original languageEnglish
Title of host publicationProceedings of the 8th IEEE International Symposium on Signal Processing and Information Technology, ISSPIT 2008
Pages52-57
Number of pages6
DOIs
Publication statusPublished - 2008
Event8th IEEE International Symposium on Signal Processing and Information Technology, ISSPIT 2008 - Sarajevo, Bosnia and Herzegovina
Duration: 16 Dec 200819 Dec 2008

Publication series

NameProceedings of the 8th IEEE International Symposium on Signal Processing and Information Technology, ISSPIT 2008

Conference

Conference8th IEEE International Symposium on Signal Processing and Information Technology, ISSPIT 2008
Country/TerritoryBosnia and Herzegovina
CitySarajevo
Period16/12/0819/12/08

Keywords

  • Colour image quantization, Clustering, K-means, K-harmonic means, Quality measures

ASJC Scopus subject areas

  • Information Systems
  • Signal Processing
  • Electrical and Electronic Engineering

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