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updated 12 months ago

DWT - SVD robust and secure watermarking scheme by Chez

Watermarking scheme based on DWT and SVD techniques. (watermarking, tamperproofing, steganography)

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updated 1 year ago

Speckle Noise Reduction in Ultrasound Images by Ashish Meshram (Meet)

This project implements various filters for Speckle Noise Reduction in Ultrasound Images. (image processing, wavelet, butterworth filter)

GetFilePath()

MetricsMeasurement.m

NSRFilters.m

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updated almost 3 years ago

SPIHT by Kanchi

SPIHT matlab code (without Arithmatic coding stage) (compression, spiht wavelet image c..., ccsds)

func_DWT(I, level, Lo_D, Hi_D);

func_InvDWT(I_W, S, Lo_R, Hi_R, level);

func_MyDescendant(i, j, type, m)

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updated 11 years ago

Digital Image Watermarking by Vallabha Hampiholi

Describes watermarking techniques. (whitepaper, article, paper)

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updated 10 years ago

Image Compression by Luigi Rosa

Demo source code for image compression. (compression, image compression, dct)

btcode (infile,bx,by,outfile)

conv2fft(z1,z2,shape,shape2)

convfft(z1,z2)

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updated almost 8 years ago

IMAGE COMPRESSION & RECONSTRUCTION OF IMAGES by BABY VIJILIN

PROGRAM DECOMPOSE IMAGE,COMPRESS IT, RECONSTRUCTION IS PERFORMED. (compression, decomposition, reconstruction)

pqs.m

vi2.m

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updated 4 years ago

Plot wavelet image (2D) decomposition by Benjamin Tremoulheac

A short function for displaying wavelet image decomposition coefficients (image processing, wavelet, multiresolution)

plotwavelet2(C,S,level,wavelet,rv,mode)

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updated 7 years ago

Simple Watermarking using Wavelet transform by Abhijith Sreenivasan

Implementing Watermarking using discrete 2-D wavelet transform. (application, watermarking, discrete 2d wavelet t...)

wmark.m

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updated 4 years ago

Wavelet Approximations Phase-based Optical Flow GUI by Michael Dessauer

GUI implements Gautama's phase-based optical flow with additional parameters to measure velocity (optical flow, wavelet decomposition, target tracking)

WPBOF_GUI.m

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updated 3 months ago

Image denoising using Evolutionary Algorithm by Anupriya Gogna

This code performs Image denoising using Self Organizing Migration Algorithm (SOMA) (image processing, metaheuristicsdenoisi...)

PSNR(A,B)

Run_SOMA(imn,img)

objective(imn,img,th1,th2,th3,th4,wv,lv)

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updated 3 years ago

PURE-LET for Poisson image denoising by SANDEEP PALAKKAL

This is an implementation of the PURE-LET, recently proposed for Poisson image denoising. (pure, purelet, sure)

cshift2(x,m,n,ud,rl)

cspin_purelet( x, let_id, J, nSpin )

fast_cconv2(x,h,opt)

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updated 5 years ago

Chinese Matlab Digest: Matlab Technical Bulletin by Hong Zhang

Chinese Matlab Digest is the first matlab digest published in Chinese by www.iLoveMatlab.cn (digest, matlab digest, chinese digest)

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updated 3 years ago

Color filter array color reproduction using cycle-spinning by Kanchi

Color filter array (CFA) image color reproduction using a wavelet approach. (image interpolation, color filter array, cfa)

CFA_IJEC_2010_main

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updated almost 3 years ago

Image edge detection using variation-adaptive ant colony optimization by Kanchi

A demo program of Image edge detection using variation-adaptive ant colony optimization (image processing, signal processing, edge detection)

main

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updated almost 3 years ago

Ant colony optimization for wavelet-based image interpolation by Kanchi

Ant colony optimization for wavelet-based image interpolation (image processing, signal processing, image interpolation)

main

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updated 2 years ago

A Bayesian Adaptive Basis Algorithm for Single Particle Reconstruction by Alp

3D reconstruction algorithm for electron cryo-microscopy. (image processing)

get_stat_grad_with_ctf(s_wdec,maskR,proj,coord_axes,ctfs)

get_wavelet_grad_with_ctf(s_wdec,maskR,proj,coord_axes,ct...

iswt3(wt,varargin)

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updated 1 day ago

De-Speckling SAR (Synthetic Aperture RADAR) Image by Ashish Meshram (Meet)

De-Speckling SAR (Synthetic Aperture RADAR) Image (image processing, nondecimated wavelet ..., savitzkygolay filter)

AddSpecNoise(OI,v)

MetricsMeasurement(Orig_Image,Esti_Image)

bft(OI,A,B,C,level,n,type,thresh)

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