Fast Bilateral Filter by Kunal Chaudhury

Fast O(1) implementation of the non-linear bilateral and the joint (or cross) bilateral filter. (bilateral filter, anisotropic diffusion, edgepreserving diffus...)

maxFilter(inImg , w)

shiftableBF(inImg, sigmaS, sigmaR, w, tol)

shiftable_jointBF(inImg, rangeImg, sigmaS, sigmaR, w, tol)

Non-Local Patch Regression by Kunal Chaudhury

Robust image denoising in patch space (non-convex extension of the non-local means algorithm). (nonlocal means, patch regression, patch based method)

NLPR(imgIn, h, P, S, c)

minLp (f, w, p)

demo.m

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 (f, w)

demo.m

Multiresolution Gabor-like transforms by Kunal Chaudhury

Matlab implementation of the multiresolution Gabor filters in 1 and 2 dimensions. (gabor function, wavelet transform, fractional bsplines)

analysis(f, J, alpha, tau)

analysis(inImg, J, alpha, tau)

autocorr(M, alpha)