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Journal of University of Chinese Academy of Sciences ›› 2008, Vol. 25 ›› Issue (2): 233-237.DOI: 10.7523/j.issn.2095-6134.2008.2.014

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Fastcolorizationbasedonunevenness

LIZhi Yong, TENGSheng Hua, DUKun, ZOUMou Yan   

  1. InstituteofElectronics,ChineseAcademyofSciences,Beijing100080,China; GraduateUniversityoftheChineseAcademyofSciences,Beijing100049,China
  • Received:1900-01-01 Revised:1900-01-01 Online:2008-03-15

Abstract: Colorizationofgrayscaleimageisingeneralanactiveandchallengingareaofresearchinimage processing.Inthispaper,currentcolorizationalgorithmsaresummarizedatfirst.Thenafastcolorizationalgorithm isproposed,basedonunevenness.Inordertodecreasethecalculation complexity,this method use sheat cond-uct equationinsteadofchrominanceblendingformakingtheridgeofcolorblockssmooth.Accordingtoexperiments, bettercolorizedresultsareobtainedwithfasterspeedandlesssensitivitytotheinitialcolordistribution.

Key words: grayscaleimage, colorization, unevenness

CLC Number: