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   Articles with "anisotropic diffusion" as a keyword



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Noise-Driven Anisotropic Diffusion Filtering for X-Ray Low Contrast Imaging

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recommendations! Published in 2019 at "Journal of Russian Laser Research"

DOI: 10.1007/s10946-019-09782-8

Abstract: We describe theoretically a possible application of advanced noise-filtering technique to X-ray imaging of low contrast objects, using the example of X-ray studies of laser fusion capsules. Based on the concept of the nonlinear anisotropic… read more here.

Keywords: low contrast; ray; contrast; anisotropic diffusion ... See more keywords
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Steganography using Gabor filter and anisotropic diffusion

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recommendations! Published in 2017 at "Multimedia Tools and Applications"

DOI: 10.1007/s11042-017-5464-5

Abstract: In order to improve the statistical security and the ability of resistance to steganalysis of adaptive steganography, an adaptive steganography algorithm based on Gabor filters and anisotropic diffusion is proposed, which can be utilized in… read more here.

Keywords: steganography using; image; diffusion; gabor ... See more keywords
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Single image fog removal algorithm in spatial domain using fractional order anisotropic diffusion

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recommendations! Published in 2018 at "Multimedia Tools and Applications"

DOI: 10.1007/s11042-018-6576-2

Abstract: This paper presents a novel image defogging algorithm using fractional-order anisotropic diffusion equation. The proposed algorithm uses the airlight map extracted from the foggy model as the initial image in the anisotropic diffusion process. The… read more here.

Keywords: fractional order; anisotropic diffusion; image; diffusion ... See more keywords
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A polynomial model for the adaptive computation of threshold of gradient modulus in 2D anisotropic diffusion filter

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recommendations! Published in 2018 at "Optik"

DOI: 10.1016/j.ijleo.2017.11.177

Abstract: Abstract Anisotropic Diffusion (AD) filter is a non-linear spatial filter, widely used for denoising Magnetic Resonance (MR) images. But, the degree of smoothening and the quality of the morphological edges in the restored image are… read more here.

Keywords: polynomial model; diffusion filter; threshold gradient; model ... See more keywords
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An Ordered Line Integral Method for computing the quasi-potential in the case of variable anisotropic diffusion

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recommendations! Published in 2018 at "Physica D: Nonlinear Phenomena"

DOI: 10.1016/j.physd.2018.07.002

Abstract: Abstract Nongradient stochastic differential equations (SDEs) with position-dependent and anisotropic diffusion are often used in biological modeling. The quasi-potential is a crucial function in the Large Deviation Theory that allows one to estimate transition rates… read more here.

Keywords: line integral; diffusion; quasi potential; anisotropic diffusion ... See more keywords
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Anisotropic diffusion of 2D superparamagnetic dusty plasma liquids

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recommendations! Published in 2019 at "Physics of Plasmas"

DOI: 10.1063/1.5124992

Abstract: Diffusion of two-dimensional (2D) superparamagnetic dust grains interacting via both Yukawa and magnetic dipole-dipole interactions is investigated based on the Langevin dynamics simulation. The magnetic dipole moment, induced by the external magnetic field, is tilted… read more here.

Keywords: magnetic dipole; dipole; dipole dipole; dipole moment ... See more keywords
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A Family of Linearity-Preserving Schemes for Anisotropic Diffusion Problems on General Grids

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recommendations! Published in 2017 at "Journal of Computational and Theoretical Transport"

DOI: 10.1080/23324309.2016.1239640

Abstract: ABSTRACT We propose a new family of cell-centered finite volume schemes with compact stencils for anisotropic diffusion problems on arbitrary polygonal grids. The derivation of the schemes is based on a general framework through a… read more here.

Keywords: diffusion; cell; linearity preserving; family ... See more keywords
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Elimination of unsteady background reflections in PIV images by anisotropic diffusion

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recommendations! Published in 2019 at "Measurement Science and Technology"

DOI: 10.1088/1361-6501/aafca9

Abstract: A novel approach is introduced that allows the elimination of undesired laser light reflections from particle image velocimetry (PIV) images. The approach relies upon anisotropic diffusion of the light intensity, which is used to generate… read more here.

Keywords: background; piv images; image; elimination ... See more keywords
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Extended Anisotropic Diffusion Profiles in GPU for Hyperspectral Imagery

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recommendations! Published in 2019 at "IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing"

DOI: 10.1109/jstars.2019.2939857

Abstract: Morphological profiles are a common approach for extracting spatial information from remote sensing hyperspectral images by extracting structural features. Other profiles can be built based on different approaches such as, for example, differential morphological profiles,… read more here.

Keywords: extended anisotropic; gpu hyperspectral; diffusion; profiles gpu ... See more keywords
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Pixel Difference Function and Local Entropy-Based Speckle Reducing Anisotropic Diffusion

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recommendations! Published in 2022 at "IEEE Transactions on Geoscience and Remote Sensing"

DOI: 10.1109/tgrs.2022.3182886

Abstract: Speckles destroy the texture details of synthetic aperture radar (SAR) images, thereby constraining their high-precision application. Speckle suppression and edge preservation are two aspects that need to be balanced in despeckling. Although a conventional anisotropic… read more here.

Keywords: function; diffusion; local entropy; anisotropic diffusion ... See more keywords
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Edge Probability and Pixel Relativity-Based Speckle Reducing Anisotropic Diffusion

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recommendations! Published in 2018 at "IEEE Transactions on Image Processing"

DOI: 10.1109/tip.2017.2762590

Abstract: Anisotropic diffusion filters are one of the best choices for speckle reduction in the ultrasound images. These filters control the diffusion flux flow using local image statistics and provide the desired speckle suppression. However, inefficient… read more here.

Keywords: image; probability; diffusion; pixel relativity ... See more keywords