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updated 21 days ago

BMP Compression using RLE8 by Aymen Moukdad

Compress images using RLE. (compression, bmp, rle)

compress.m

header(fullPath)

rle(v)

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updated 1 month ago

Binarisation by Florian Jousset

Binarisation of a grayscale image. (compression, binarisation, floyd)

diffusion(input, filter)

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updated 1 month ago

2-D DCT/IDCT for JPEG Compression by Ahmed Samieh

Ahmed Samieh (view profile)

Fast Implementation of 8X8 DCT/IDCT for JPEG Compression (compression, 2d dct, idct)

DCT_8X8(I)

IDCT_8X8(I)

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updated 1 month ago

Some Applications of 2D and 3D Multidisciplinary Portable Topology Optimization Design by Yusuf Kh

Some Applications of 2D and 3D Multidisciplinary Portable Topology Optimization Design (compression)

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updated 1 month ago

RDMSEED and MKMSEED: Read and write miniSEED files by Fran├žois Beauducel

Imports and exports data files in seismological format "mini-SEED" (geophysics, seismology, data import)

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updated 1 month ago

H.264 Baseline Codec v2 by Abdullah AL Muhit

This is a modified version of initial H.264 Baseline Codec. (image processing, video processing, compression)

decode_i_frame.m

enc_golomb.m

enc_cavlc.m

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updated 2 months ago

Track Fusion with MDL by Richard

Richard (view profile)

Fusion of Points-of-Origin for a Counter Battery application (optimization, aerospace, clustering)

Blackman(POO,COV,N,S2,LS,choice,verbose)

MDL(K, part, POO, COV, N, choice)

computeDIA(Hdis,kmedians,thisK,thispart,verbose)

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updated 4 months ago

lz77(inputVar,windowType,windowSize) by Vishnu Muralidharan

lz77 compression function for text compression (information theory, compression, sliding window compre...)

lz77(inputVar,windowType,windowSize)

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updated 4 months ago

Elias Omega Code by Aniruddha Phatak

Function to obtain the Elias Omega code for an integer (compression, coding theory)

eliasomega.m

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updated 6 months ago

Adaptive Huffman coding technique on a string by Omkar Deokar

Adaptive huffman using trees (adaptive huffman codi..., adaptive, huffman)

complete_tre.m

get_codes.m

interlevel.m

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updated 7 months ago

JPEGLS_codec by Jae-Hyeon Woo

JPEG-LS lossless codec program, without JPEG header. only image part. (image processing, compression)

JPEGLS_codec(image, useRunMode)

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updated 8 months ago

jpegls_encode.zip by Mitchell Grabner

Basic JPEG-LS (LOCO-I) Encoder (image processing, compression)

jpegls_encode_9_14.m

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updated 9 months ago

Condensation of earthquake location distributions: Optimal spatial information encoding by Yavor Kamer

Reduces the size of a catalog by taking into the account individual location uncertainties (seismicity, spatial analysis, optimization)

catCondens(org_cat,cov_mat,DO_PLOT)

gaussianValue(X, m, covar)

plot_gaussian_ellipsoid(m, C, sdwidth, npts, axh)

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updated 1 year ago

Apps and models for teaching numerical sciences and computer science by Emilie Delaherche

Interactive apps and Simulink models for numerical sciences and computer science (data types, audio acquisition, communications)

Data Type Conversion

Graph Traverse

JPEG Compression

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updated 1 year ago

A DWT based lossless gray Image Compression by Mr. BOUREZG

a technique of gray image compression using the discrete wavelet transform is presented in this code (image processing, compression, huffman)

Iabais(x)

abais(x)

irle(x)

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updated 1 year ago

Image Compression based on DST using Hilbert Scan by Mr. BOUREZG

A method of greyscal image compression using 2D DST transform,Hilbert scan, RLE and Huffman (image processing, medical, compression)

Binfar2Dec(code)

Dec2Binfar(Tcod8R,DIFLcdR)

Hilbert(T)

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updated 1 year ago

DSTMTX Discrete sine transform matrix by Mr. BOUREZG

DSTMTX (image processing, signal processing, simulation)

dstmtx(n)

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updated 1 year ago

Rudimental compression algorithms for 2D matlab plots by Liber Eleutherios

Rudimental compression algorithms for 2D matlab plots (make eps images small for your LaTeX docs!) (compression, resolution, plot)

compress2D(x, y, width, height, alpha)

compress2Dh(x, y, width, height, alpha)

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updated 1 year ago

JPEG-based computing by Boris

Boris (view profile)

This is a function to test a JPEG-based encoding/decoding algorithm (compression, demo, image processing)

entropy_cod( input_matrix, n)

get_quantization( q )

huffman_cod( input_matrix)

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updated 1 year ago

Movie compressor by Dongyoung Kim

A simple gui program to compress a movie (movie, movie compression, compression)

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updated almost 2 years ago

Image compression using Block Truncation Coding by Arun Kumar

Arun Kumar (view profile)

Block Truncation Coding is a type of lossy image compression technique (block truncation codi..., image compression, image processing)

btcnew.m

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updated 2 years ago

Riemann Problem (Gas dynamics) by Ennio Condoleo

Riemann and Godunov problems (at the first step) with initial conditions piecewise constant (godunov, riemann, gas dynamics)

Riemann_Problem.m

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updated 2 years ago

H.264 Baseline Codec [reading and writing videos] by Khalfan Almarashda

This codes are based on H.264 Baseline Codec done by Dr. Abdullah Al Muhit (avc, h264, exp golomb)

encode_i_frame_Secure.m

enc_golomb.m

enc_cavlc_Secure.m

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updated 2 years ago

Code for generating Haar matrix by Kamlesh Pawar

Code for generating Haar matrix (signal processing, image processing, coding theory)

generate_haar(N)

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updated 2 years ago

Lempel-Ziv Algorithm by Mehedi

Mehedi (view profile)

Lempel-Ziv Data Compression is Programmed (lempelziv, lempel ziv, compression)

LempZiv(data)

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updated 2 years ago

An Investigation of Dehazing Effects on Image and Video Coding by Anand g

Anand g (view profile)

An investigation of Dehazing Effects. This will be implemented in MATLAB GUI using DCP (dark channel priority..., median dark channel p..., dehazing)

pic_3d.m

pic_3d.m

pic_3d.m

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updated 2 years ago

Image Enhancer by Pol

Pol (view profile)

A simple GUI image editing application which is able to compress images and apply effects to them. (image processing, gui, image editing)

IEcontrast(varargin)

IEcrop(varargin)

IEeffects(varargin)

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updated 3 years ago

Run length Decoding by Pankaj Joshi

It will decode run length encoded data (decomprassion, decompression, compression)

run_length_decode(x)

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updated 3 years ago

Compression (shannon fano) by John Diaz

John Diaz (view profile)

Compression (shannon fano) gui (communications, demo, gui)

codificacion(varargin)

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updated 3 years ago

Byte encoding utilities by Kota Yamaguchi

Kota Yamaguchi (view profile)

Matlab utilities to encode/decode Base64 string and GZIP bytes. (data import, encode, base64)

base64decode(input)

base64encode(input)

gzipdecode(input)

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updated 3 years ago

Speech Processing Toolbox by Ankitkumar Chheda

Speech Processing Operation like FADE-IN, FADE-OUT, COMPRESSION AND AMPLIFICATION (fade in, fade out, amplification)

GUI_exp4_new(varargin)

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updated 3 years ago

MATLAB Implementation of Harmonic ANalysis of Time Series (HANTS) by Mohammad Abouali

Harmonic ANalysis of Time Series (HANTS) (harmonic analysis, time series, compression)

ApplyHants(y,nb,nf,fet,dod,HiLo,low,high,delta)

HANTS(ni,nb,nf,y,ts,HiLo,low,high,fet,dod,delta)

ReconHANTSData(amp,phi,nb)

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updated 4 years ago

Wavelet Decomposition For Images by Michael Chan

Michael Chan (view profile)

The demo decouples the wavelet operations from the plotting. (wavelet, image processing, multiresolution)

PSNR(A,B)

displayResultantWaveletImages(A, H, V, D, levelOfDecompos...

observeWaveletDecompositionBenchmark_N_levels.m

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updated 4 years ago

Levenstein Coding by Marcos Bolanos

This code implements the Levenstein universal coding method. (information theory, channel coding, levenstein)

Levenstein.m

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updated 4 years ago

SPIHT by Kanchi

Kanchi (view profile)

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 almost 5 years ago

aztec algorithim by abhijith bailur

compression of ecg using aztec (compression, aztec, ecg)

abhiaztec.m

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updated almost 5 years ago

FAN ALGORITHIM by abhijith bailur

commpression of ECG using FAn algorithim (ecg, compression, fan algorithim)

abhi_Fan_Algorithm.m

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updated 5 years ago

Example of Lempel Ziv coding by Andrea Cirillo

Andrea Cirillo (view profile)

It's a Matlab function to codify a string of chars with Lempel-Ziv compression algorithm. (communications, signal processing, compression)

lempel_ziv(alfabeto, stringa)

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updated 5 years ago

Wavelets and fractals: where the 2 techniques meet by Alexey Borovoy

In this submission a unique position of Haar wavelet in image processing is revealed. (haar, wavelet, fractal)

compare(N)

hwdt(x)

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updated 5 years ago

Arithmetic code to encode a string of char. by Andrea Cirillo

Andrea Cirillo (view profile)

Arithmetic code to encode a string of char. (signal processing, coding, compression)

arithmetic_code(alphabet, distr_pr, string)

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updated 5 years ago

JPEG compression by Anna DB

Anna DB (view profile)

A program in order to see how the JPEG method works. (image processing, signal processing, cosine transform)

compressione.m

compressione_help(varargin)

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updated 5 years ago

Image processing laboratory by Francesco Pizzo

Francesco Pizzo (view profile)

An application with an intuitive GUI that you can use for some image processing exercises. (communications, gui, image processing)

set_level.m

compression_type.m

equalizza.m

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updated 5 years ago

Quadtree decomposition (Encoding) and Decoding of RGB Image by Dr. Murtaza Khan

Quadtree decomposition (Encoding) and Decoding of RGB Image of size M-by-N-by-3. (image analysis, quadtree, image)

avgofmatblks(mat,i,j,w,h)

converttoclass(var,type)

delsparsekeybyxANDy(S,i,j,keys,x,y)

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updated almost 6 years ago

Compression Routines by Jesse Hopkins

Jesse Hopkins (view profile)

Compress Matlab variables in the workspace. (supports cells, structs, matrices, strings, objects) (compression java, compression)

CompressLib

packableObject

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updated almost 6 years ago

jpeg encoder by karan anand

yup this creates a jpeg file (compression, jpeg, codec)

colorspace(Conversion,varargin)

jpegfulto.m

jpegfulto_old.m

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updated 6 years ago

Zig-Zag scan by Damilola Ogunbiyi

Zig-zag and inverse zig-zag scan as used in Image Processing's JPEG compression. (zig zag, zigzag, scan)

invzigzag(in,num_rows,num_cols)

zigzag(in)

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updated 6 years ago

NIST (ANSI/NIST-ITL 1-2000) library (for Windows) by Cognaxon Software

Read and writes files in ANSI/NIST-ITL 1-2000 format. (ansinistitl 12000, ansinistitl 12007, wsq)

nist_demo_Create_and_Insert.m

nist_demo_Delete_Single_Field.m

nist_demo_Read_and_Export.m

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updated 6 years ago

SparsePack by Sebastiaan

Packs a sparse matrix into a single uint8 array, reducing memory usage. (sparse, compression)

testSparsePack(NumTests, MemLim, Fake32)

SparseUnPack.m

SparsePack.m

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updated almost 7 years ago

A Numerical Tour of Signal Processing by Gabriel Peyre

Gabriel Peyre (view profile)

A set of Matlab experiments that illustrates advanced computational signal and image processing. (time frequency, wavelets, tutorial)

perform_tensor_decomp.m

compute_histogram.m

compute_gaussian_filter.m

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updated almost 7 years ago

Fast function to save a matrix by Arvid Bottiger

write_matrix_bin(f,m) is a fats way to save a matrix of arbitrary size and dimension. (optimization, data, export)

read_matrix_bin( filename, varargin )

write_matrix_bin( filename, matrix, varargin )

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