Simulation of DCT, Walsh, Hadamard, Haar and Slant transform using variable block sizes by Cavin Dsouza

Performs non sinusoidal image transforms on gray-scale images and DCT using the dct matrix. (image processing, image compression)

H=haarmtx(n)

dstmtx(n)

getg(i)

Haar wavelet transform by Ullesh Chavadi M

The matlab code is for the 2D Haar transform. (image processing, image compression, gui)

[v,w]=haaar(a)

main(varargin)

image compression by abdelrahman esmat

image compression using svd (image compression)

out=svdpix(p)

P-Stage Wavelet Compression Tool by Brian Moore

Performs P-Stage Wavelet Compression on an input image and compares the fidelity of the i/o images. (wavelets, image compression, signal processing)

PStageWavelets(imageStr,iter,cf,varargin)

WaveletFunctions.m

Biorthogonal Wavelet Compression Tool by Brian Moore

Contains numerous functions to generate biorthogonal wavelets and compress grayscale/color images. (wavelets, biorthogonal wavelets, jpeg)

BWDesignTool(varargin)

BiorthogonalWavelets(imageStr,iter,cf,varargin)

CDFWavelets(l,lt,varargin)

Run Length coding v4 by Saket Dandawate

Implements runLength coding for image processing (image processing, run length coding, image compression)

[out]=runLengthCode(in,toDo)

Row Column Reduction coding by Angel Johnsy

A lossless image compression technique for blocks having high redundancy. (image compression, lossless compression, map image)

Row_Column_Reduction.m

Temp=Row_Column_Expansion(Temp,RV,CV)

JPEG with JSS for GrayScale Image Compression 2012 by Mohammed Siddeq

This method is new method for GrayScale image compression used JPEG and JSS method (signal processing, image processing, communications)

Im=JPEG_JSS_Decoding(FILE_PATH)

JPEG_JSS_Coding(Image_Name,Wname,QLevel1,QLevel2,JPEG_Quali...

[Header]=JSS_Coding(Image_Name,wname,QLevel1,QLevel2,JPEG_Q...

iMAGE COMPRESSION by Aashique Hussain

we are using curvlet transform to yield a high compression ratio and low PSNR (communications, image compression)

ui(varargin)

Denoising guassian image by GAARK Microdevice

need to remove guassian noise (denoising, image compression, guassian noise)

code_3.m

Better Block scan by Said BOUREZG

Hilbert16.m Hilbert.m Hilbertinv16.m Hilbertinv.m lena512.bmp (medical, image processing, matrix)

file=Hilbert(T);

file=Hilbert16(T);

inv=Hilbertinv(T);

Image compression based on DCT by Said BOUREZG

compdct,decompdct,compdct,resize,proba,zigzag,zigzaginv zigzag16,zigzag32,rle,abais (image compression, image coding, image processing)

XZv=irle(x)

Xrle=rle(XZv)

[output]=resize(input)

RLE coding by Said BOUREZG

rle.m irle.m Readme.m (signal processing, image compression, medical image compres...)

Output=irle(Input)

Output=rle(Input)

Readme.m

image compression by suvikram

it deals with the method by which the image of the frame can be compressed (image compression)

Image Compression by Vimal

This code proved to an efficient code for image compression using wavelet transform (image compression, i have run test1 but ..., the file test1m does ...)

Test1.m

Jpeg2000 compression using Simulink v2 by Jacques Kleynhans

I have tried my hand at drawing up a simulink block set *VERY BASIC* of jpec2000 compression. (image compression, jpeg2000, simulink)

Rocaries

WAVELET BASED IMAGE COMPRESSION AND SUB-BAND CODING by Krishna Mohan chowdary Adusumilli

Wavelets are used both in compression and coding (compression, image compression, subband coding)

CODE.m

image compression using run length ecoding by Shoeb Temrikar

rle application to image compression (rle, binray, image compression)

rlemain.m

Wavelet based image compression using segmentation by THAYAMMAL SUBBURAJ

The optimal wavelet function in wavelet based image compression system was examined using different (compression, image compression, wavelet)

Bior11.m

Bior11.m

Bior11.m

IMAGE COMPRESSION USING LBG ALGORITHM by AARATHY M

Vector Quantization (VQ), a well-known compression technique, which has been widely used ... (application, image compression, vector quantization)

[u, w, nw]=findweight(diff,win,c,fno,alpha,beta,gamma)

[y]=testlvq1(x)

y=lvqdecode(x,v)

RLE de/encoding by Stefan Eireiner

A simple m-file which (de)compresses your data using RLE. (coding, communications, coding theory)

rle(x)

Image Compression by Luigi Rosa

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

btcode (infile,bx,by,outfile)

conv2fft(z1,z2,shape,shape2)

convfft(z1,z2)

Lossy Image Compression by Vallabha Hampiholi

This function takes in a image and compresses it using block truncation coding. (block truncation codi..., compression, image compression)

btc_image(in_put,block_size)