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Vector total fractional-order variation and its applications for color image denoising and decomposition

  • Wei Wang*
  • , Xiang Gen Xia
  • , Shengli Zhang
  • , Chuanjiang He
  • , Ling Chen
  • *Corresponding author for this work
  • Shenzhen University
  • University of Delaware
  • Chongqing University
  • SF Technology Co., Ltd.

Research output: Contribution to journalArticlepeer-review

Abstract

In this paper, a vector total fractional-order variation (VTV-β) is proposed. Then, VTV-β model and G β (Ω) model are proposed for color image denoising and decomposition, respectively. Some properties of the VTV-β are investigated and an alternative algorithm is used to solve the two models. Some experimental results are given to show the effectiveness and advantages of our methods.

Original languageEnglish
Pages (from-to)155-175
Number of pages21
JournalApplied Mathematical Modelling
Volume72
DOIs
Publication statusPublished - Aug 2019
Externally publishedYes

Keywords

  • Color image decomposition
  • Color image restoration
  • Fractional-order derivative
  • Vector total variation

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