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updated 1 day ago

Weighted Essentially Non-Oscillatory (WENO) Scheme For Parabolic PDEs by Manuel A. Diaz

Solve a non-linear parabolic equation using a 6th order WENO scheme. (finite volume method, pde, nonlinear diffusion)

Barenblatt(x,t,m)

FDMresDiff1d(u,f,S,dx)

WENO6resDiff1d(u,f,S,dx)

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updated 7 months ago

Fast Bilateral Filter by Kunal Chaudhury

Fast implementations of the bilateral and the joint/cross bilateral filter. (bilateral filter, nonlinear diffusion, edgepreserving diffus...)

logfactorial(n)

maxFilter(f0 , w)

shiftableBF(f0, sigmas, sigmar, w, tol)

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updated 2 years ago

Geometric Nonlinear Diffusion Filter by Eric Michel

An adaptive filter for robust noise removal while edge preservation (adaptive filter, anisotropic filter, nonlinear diffusion)

gnldf(In,N,dt,diffunc)

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updated 3 years ago

Non-Local Euclidean Medians by Kunal Chaudhury

Non-local patch-based image denoising using Non-Local Euclidean Medians (NLEM). (nonlocal means, patch regression, nonlinear diffusion)

NLEM(imgNoisy, h, P, S)

findEuclideanMedian

demo.m

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updated almost 4 years ago

FastĀ BilateralĀ Filter by Kunal Chaudhury

Fast O(1) Bilateral Filter (bilateral filter, edgepreserving filter, constanttime algorith...)

maxFilter(inImg , w)

shiftableBF(inImg, sigma1, sigma2, w, tol)

demo.m

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updated 5 years ago

Diffusion Filtering for Image Denoising by Ritwik Kumar

Ritwik Kumar (view profile)

Linear diffusion filtering, edge-enhancing linear and non-linear anisotropic filtering (image filtering, diffusion filtering, linear diffusion)

filter_function(image, sigma)

image_read(filename)

heat_imp.m

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updated 5 years ago

Sparse set of Features for Texture Discrimination by Omid Aghazadeh

This package implements the Features mentioned in the PhD thesis of Thomas Brox. (discriminative textur..., texture, nonlinear diffusion)

discriminative_texture_feature(I_TEXT,theta,verbose,color...

test_discriminative_texture.m

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updated 5 years ago

Nonlinear Coupled Diffusion by Omid Aghazadeh

This package implements isotropic nonlinear scalar valued/ coupled vector/matrix valued diffusion. (nonlinear diffusion, pde based image proce..., image processing)

Nonlinear_Diffusion(U_0,tau,eps,p,T, theta,sigma, fig_han...

test_nonlinear_diffusion.m

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updated almost 8 years ago

Diffusion Distance by Matthew Foster

Matthew Foster (view profile)

Calculate the diffusion distance between histograms (image analysis, histogram, distance)

diffusion_distance(im1, im2, sig, dim, threshold, pad_type)

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updated almost 12 years ago

Nonlinear Diffusion Toolbox by Frederico D'Almeida

Set of functions to perform nonlinear diffusion on images. (filtering, nonlinear diffusion, anisotropic diffusion)

gsdplot.m

gsderiv.m

anidifstep(x, a, b, c)

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