A Gray Level Indicator-Based Regularized Telegraph Diffusion Model: Application to Image Despeckling

DOI10.1137/19M1283033zbMath1444.35111arXiv1908.01147OpenAlexW3025601923MaRDI QIDQ3296470

Ananta K. Majee, Sudeb Majee, Rajendra K. Ray

Publication date: 7 July 2020

Published in: SIAM Journal on Imaging Sciences (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1908.01147

zbMATH Keywords

weak solutionnonlinear diffusionSchauder fixed point theoremspeckle noisedespecklingtelegraph diffusion equationgray level indicatorhigh oscillatory and texture patterns

Mathematics Subject Classification ID

Computing methodologies for image processing (68U10) Initial-boundary value problems for second-order hyperbolic equations (35L20) Finite difference methods for initial value and initial-boundary value problems involving PDEs (65M06) Second-order semilinear hyperbolic equations (35L71)

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