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updated 4 days ago

ProgCertSOS by Victor Magron

Certified program analysis using Sum-of-Squares (SOS) programming (static analysis, abstract interpretati..., template abstract dom...)

plotcontour(Xit, Yit, nit, y1, y2, P, number, dirname);

templatedesignbound (x, gC, gT, T, degP, r, sdpsolver)

templatedesignout (x, gC, gT, T, degP, r, kappa, sdpsolver)

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updated 2 months 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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updated 5 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 6 months ago

Gaussian-log-Gaussian modelling of wavelets by Robert Jacobsen

Code related to paper on wavelet modelling. (wavelets, em algorithm)

CEM_root( theta, w, direction, N, max_itr, noise_dev, con...

CEM_root_exact( theta, tree, direction )

CEM_tree( theta, w_parent, w_child, level, direction, N, ...

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updated 1 year ago

Brain-Machine Interface (BMI) based on Electroencephalography (EEG) by Eduardo

Real-Time Discrete Wavelet Transform and ANFIS classifier for Brain-Machine Interface based on EEG (signal processing, biomedical engineerin..., brainmachine interfac...)

[Coeffs,L]=wtAnalysis(data,level,wName,Fs,plotv)

adc_interrupt(event)

bmi_three_channels.m

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updated 1 year ago

demorse by Aaron

Translates morse code in a wav file to text (morse, morse code, audio)

demorse(filename)

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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 2 years ago

GPU-accelerated 3D Stationary Wavelet-based Frame by Alp

3D Stationary wavelet-based transform using GPU-accelerated separable convolution (signal processing, image processing)

swt16dec3_GPU(x, level, waveletName)

swt16rec3_GPU(dec_full, level, waveletName)

conv3DGPU.m

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updated 2 years ago

Wavelet Decomposition For Images by Michael Chan

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 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 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 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 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 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 almost 4 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 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 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 4 years ago

Wavelet-based MS coherence estimator by Gleb Tcheslavski

a wavelet-based connectivity metrics (coherence, wavelet)

w_cohere(x,y,fs_o,Dt,t_step,fs_d,w_name,Scale)

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updated almost 6 years ago

Function Approximation by Ugo Pattacini

Encoding allows to represent any L2 function through a set of coefficients in a proper base. (wavelet, jacobi, cubic spline)

[c,y,E,N]=encJacobi(t,ydemo,ETol,Nmax,plotflag)

[c,y,E,yy]=encWavelet(t,ydemo,wavetype,j,plotflag,varargin)

[pp,y,E,I]=encCubspline(t,ydemo,ETol,Imax,plotflag)

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updated almost 6 years ago

Wavelet Subband coding for speaker recognition by raghu ram

fn extracts wavelet feature vector which could be used for speaker recogniton from speech signal. (speaker recognitions, subband, gui)

f=enframe(x,win,inc)

sbc_2(s,fs)

statusbar.m

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updated 6 years ago

Relative Wavelet Energy by Guan Wenye

a program calculates Relative wavelet energy with brief tutorial (time frequency, wavelets, relative wavelet ener...)

[yout]=sum_rela(c,l,N1)

output1=relative_energy1(x,interval,levels)

y=relative_energy(DATA)

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updated almost 7 years ago

Comparing Time Series using Semblance Analysis by Gordon Cooper

This program shows the correlation between two datasets as a function of both time and wavelength. (time frequency, wavelets, crosscorrelation)

s=semblance(t,y1,y2,nscales)

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updated 7 years ago

Numerical differentiation based on wavelet transforms by Jianwen Luo

Numerical differentiation based on wavelet transforms (CWT and DWT) (time frequency, wavelets, wavelet)

dudx=derivative_cwt(u,wt_name,wt_scale,dx,trt_flag)

dudx=derivative_dwt(u,wt_name,wt_level,dx,trt_flag)

spline_scale_function(varargin)

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updated 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 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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