Image Sharpening via Sobolev Gradient Flows

DOI10.1137/090771260zbMath1202.94019OpenAlexW2057542768MaRDI QIDQ3064465

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Publication date: 22 December 2010

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

Full work available at URL: https://doi.org/10.1137/090771260

zbMATH Keywords

Sobolev spacespartial differential equationsgradient descentimage diffusiongradient ascentimage sharpening

Mathematics Subject Classification ID

Image processing (compression, reconstruction, etc.) in information and communication theory (94A08) Theoretical approximation in context of PDEs (35A35) Existence problems for PDEs: global existence, local existence, non-existence (35A01) Uniqueness problems for PDEs: global uniqueness, local uniqueness, non-uniqueness (35A02)

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