On a fractional reaction-diffusion system applied to image decomposition and restoration

Qiang Liu,Zhiguang Zhang,Zhichang Guo

Published 2019 in Computers and Mathematics with Applications

ABSTRACT

Abstract In this paper, we propose a new model using a fractional reaction–diffusion system for image restoration and image decomposition which is motivated by work of S. Osher, A. Sole and L. Vese’s. Our model decomposes the degraded image into cartoon component belonging to a fractional Sobolev space and textured component belonging to a negative Hilbert space. We are interested in the existence and uniqueness of weak solutions of the system obtained from the model. To overcome the difficulties of the singularity in the system, we use a regularization method. We also give a numerical algorithm for solving the system, and present numerical experimental results to show the efficiency of our model.

PUBLICATION RECORD

  • Publication year

    2019

  • Venue

    Computers and Mathematics with Applications

  • Publication date

    2019-09-01

  • Fields of study

    Mathematics, Physics, Computer Science, Engineering

  • Identifiers
  • External record

    Open on Semantic Scholar

  • Source metadata

    Semantic Scholar

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