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updated 5 days ago

Optimal Blockwise Shrinkage for Image Denoising by Yue Wu

Improving initially denoised using its corresponding noisy observation (image processing, image analysis, statistics)

optBlkShrink( fun, input, nsample, sigma, varagin );

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updated 5 months ago

Document image deskew by Yue Wu

Deskew text directions of a document image to horizontal-like (image processing, image analysis)

imdeskew( src, max_angle, resolution, plotOn )

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updated 8 months ago

Mean shift pixel cluster by Yue Wu

This toy code implements the classic and basic pixel clustering using mean shifts (image processing, clustering, statistics)

meanShiftPixCluster(x,hs,hr,th,plotOn)

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updated 10 months ago

NPCR and UACI measurements with statistical tests by Yue Wu

Randomness measure of 'number of pixel changing rate' and 'unified average changed intensity' (image processing, statistics, measurement)

NPCR_and_UACI( img_a, img_b, need_display, largest_allowe...

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updated 1 year ago

Probabilistic Non-Local Means by Yue Wu

This code implements the probabilistic non-local means algorithm for image denoising. (kernel estimation, denoising, signal processing)

PNLM(ObsImg,PatchSizeHalf,WindowSizeHalf,EstSigma,RhoSq)

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updated 1 year ago

James Stein Type Center Pixel Weights for Non-Local Means by Yue Wu

This code implements the James Stein type shrinkage estimation for non-local mean denoising. (image denoising, statistical shrinkage, adaptive algorithm)

NLM_JSCPW(NoisyImg,PatchSizeHalf,SearchSizeHalf,Sigma,Blo...

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updated almost 2 years ago

Data Encryption Standard (DES) by Yue Wu

The last generation of encryption standard, good for cryptography study and cipher design. (cryptography, data encryption, feistel network)

DES(input64,mode,key)

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updated almost 2 years ago

Fast Non-Local Mean Image Denoising Implementation by Yue Wu

This single m-file implemented a fast algorithm for non-local mean image denosing. (image processing, image denoising)

FAST_NLM_II(NoisyImg,PatchSizeHalf,WindowSizeHalf,Sigma)

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updated almost 3 years ago

Floyd Steinberg Dithering Algorithm by Yue Wu

Implemented the basic Floyd Steinberg dithering algorithm for pictures (image processing, dithering algorithm, image binarization)

Floyd_Steinberg_Dithering(G)

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updated 3 years ago

Fast Template Matching using SSDXCORR by Yue Wu

Fast Template Matching using Cross Correlation based Sum of Squared Difference (template matching, ssd, xcorr)

SSDXCORR(f,t)

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updated 3 years ago

Shamir's Secret Sharing by Yue Wu

Shamir's Secret Sharing scheme, which is also known as (k,n) threshold is implemented in this file. (secret sharing, encryption, security)

ShamirReconstruction.m

ShamirSharing.m

Demo.m

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updated almost 4 years ago

Template Matching using Correlation Coefficients by Yue Wu

This file includes a simple but fast correlation based template matching algorithm. (template matching, image processing, correlation)

corrMatching(frameImg, templateImg, threshC)

corrMatchingDemo.m

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updated 4 years ago

1D Bifurcation plot by Yue Wu

This is a very nice and compact file for generating 1D bifurcation plot. (bifurcation, plot, logistic map)

yue_bifur(fun,x0,a0,a1,N,L,p_siz)

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updated 4 years ago

Fast Sudoku Solver by Yue Wu

An algorithm to mimic human solving procedure for Sudoku puzzles (algorithms, games, puzzle)

fill_unique(sel_cell,candi,keyword)

scan_sq(stat_sum,candi)

solve_sudoku_init(I)

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updated 5 years ago

Chan Vese Active Contours without edges by Yue Wu

Mainly implement three Chan Vese active contour ideas. (image processing, segmentation, active contour)

H=Heaviside(z)

checkstop(old,new,dt)

chenvese(I,mask,num_iter,mu,method)

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