Articles with "variational framework" as a keyword



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Speckle Reducing Non-local Variational Framework Based on Maximum Mean Discrepancy

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Published in 2021 at "Arabian Journal for Science and Engineering"

DOI: 10.1007/s13369-021-05355-7

Abstract: Speckle reduction is an inevitable preprocessing activity in many medical and satellite imaging applications. Particularly, ultrasonic data is prone to high-amplitude fluctuations leading to speckled appearance which hinders the image analysis phase. A non-local variational… read more here.

Keywords: local variational; variational framework; mean discrepancy; maximum mean ... See more keywords

Single Underwater Image Restoration Using Variational Framework Guided by Imaging Model With Noise

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Published in 2024 at "IEEE Access"

DOI: 10.1109/access.2024.3400533

Abstract: Underwater images typically present poor visibility, color distortion, and noise, which limit the application in several high-level tasks of image analysis. To address these corruptions, a novel method is proposed to reconstruct high-quality underwater images,… read more here.

Keywords: imaging model; model noise; image; variational framework ... See more keywords

A Variational Framework for Curve Shortening in Various Geometric Domains.

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Published in 2021 at "IEEE transactions on visualization and computer graphics"

DOI: 10.1109/tvcg.2021.3135021

Abstract: Geodesics measure the shortest distance between points on curved surfaces and are a fundamental tool in digital geometry processing. Although there are many algorithms for computing geodesic paths, most of them are designed for a… read more here.

Keywords: variational framework; various geometric; path; geometry ... See more keywords