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Behzad Ghanbari

Behzad Ghanbari

Academic rank: Associate Professor
ORCID:
Education: PhD.
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HIndex:
Faculty: Basic and Applied Sciences
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Research

Title
A Fast Discrete Homotopy Solution Method for Two Problems in Image Deconvolution
Type
Book
Keywords
Image restoration · Total variation · Image processing
Year
2021
Researchers Bryan M. Williams ، Behzad Ghanbari ، Ke Chen ، Lavdie Rada

Abstract

Blur and noise are commonly found in real-life images. Blur occurs in the acquisition whereas noise mostly occurs due to the signal converted into a digital representation due to the sampling process. Severe blur and noise in a given image results in resolution loss and restricts accurate post-processing assessments. To improve image restoration and on the same time build a fast variational framework we propose the incorporation of restarted homotopy analysis method as an alter- native compared with costly direct methods. Through experiments, we demonstrate the effectiveness of our new technique.