Extended DFT by Vilnis Liepins

Program EDFT produce high-resolution N-point DFT for N greater than the length of data vector. (extrapolation, dft, fft)

SELCTIVE RECURSIVE TEMPORAL FILTER for video denoising by debasish

Simple temporal filter for 3D video denoising based on motion estimation (video denoising, image processing, temporal filter)

recursive_temp(Y)

Easy 'n fast smoothing for 1-D to N-D data by Damien Garcia

SMOOTHN allows automatized and robust smoothing in arbitrary dimension w/wo missing values (image processing, signal processing, statistics)

smoothn(varargin)

Light Field Toolbox v0.1 by Donald Dansereau

A set of tools for working with light field (aka plenoptic) imagery in Matlab (light field, plenoptic, lytro)

...

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Rekursive Erweiterte Fehlerquadrate-Identifikationsmethode by Abdelmonem Dekhil

Die Rekursive Erweiterte Fehlerquadrate-Identifikationsmethode dient zur Systemparameterschaetzung. (system identification, modeling, data exploration)

rels_systemidentification(y,u,na,nb)

Gray-scale image segmentation using normalized graphcuts by Mohamed Athiq

Textbook implementation of Normalized graph cut segmentation of gray-scale or intensity images (signal processing, image processing, mathematics)

graphcuts.m

iPeak: Interactive Peak Detector (Version 5.3) by Tom O'Haver

Keypress operated interactive peak detector function. (peak detection, analytical chemistry, instrumental analysis)

P=findpeaks(x,y,SlopeThreshold,AmpThreshold,smoothwidth,pea...

P=findpeaksnr(x,y,SlopeThreshold,AmpThreshold,smoothwidth,p...

P=findpeaksplot(x,y,SlopeThreshold,AmpThreshold,smoothwidth...

Calculation of CT MTF and NPS using the ACR accreditation phantom by Saul

This code enables measurements of CT MTF and NPS from images of an ACR accreditation phantom. (computed tomography, ct, modulation transfer f...)

SliceBrowser(varargin)

mtfcalc.m

npscalc.m

Edge Detection by Dhaval Gondaliya

This is simple method of edge detection. (image processing, signal processing)

edgedetectionnormal.m

Closing by Dhaval Gondaliya

It is a basic of image processing tool which consist opening and closing. (image processing, signal processing)

closing.m

K means clustering for Image Compression by Vinay Kumar Tadepalli

K-means clustering is a popular vector quantization method for data compression. (image processing, demo, mathematics)

Kmeans_Pre_Post.m

kmeans_clustering.m

Image_kmeans_main.m

binning a point cloud, 3D scattered data, in the X-Y plane by Stephan Koehler

Take a set of XYZ points, and returns average Z values for corresponding bins in X & Y planes. (image processing, signal processing, statistics)

binXYZonXY( x_bin_edges, y_bin_edges, x, y, z, flag4std, to...

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)

Continous Fractional Fourier Transform FrFT by Ashish Soni

The FrFT, which is a generalization of the ordinary Fourier transform. (fractional fourier tr..., signal processing, fourier transform)

Untitled4.m

Covert polynomial roots to coefficients by Oren

Converts a list of a polynomials roots to the polynomials coefficients, using FFT. (signal processing, mathematics)

Roots2Coeff(R)

R2C_demo.m

Block Convolution using Overlap Save Method by Sourangsu Banerji

Performs block convolution using the Overlap Save Method. (signal processing, communications)

OSM.m

Block Convolution using Overlap Add Method by Sourangsu Banerji

Performs block convolution using the Overlap Add Method. (signal processing, communications)

OAM.m

Overlap Save Method by Sourangsu Banerji

Performs convolution using the Overlap Save Method. (communications, signal processing)

Overlap_Save_Method.m

Polynomial roots to coefficients by Oren

Converts a list of a polynomials roots to the polynomials coefficients (mathematics, signal processing)

Roots2Coeff(R)

R2C_demo.m

IEF, Image enhancement factor by Suraj Kamya

Image enhancement factor (ief, image enhancement fac..., image processing)

[out]=IEF(orgimg,nimg,dimg)

BER, Bit error rate by Suraj Kamya

Bit Error Rate (ber, bit error rate, quality measure)

[out]=Biter(orgsig,exsig)

TAF,Tamper Assessment Function by Suraj Kamya

Tamper Assessment Function (taf, tamper assessment fun..., quality measure)

[T]=TAF(w,wex)

Fast Kernel Density Estimator (Multivariate) by Matej Kristan

A very fast multivariate bandwidth calculation for KDE that can even be calculated from a GMM. (kernel density estima..., gaussian mixture mode..., bandwidth)

applyForScaleTransformToPdf( pdf0, Mu, T )

applyInvScaleTransformToPdf( pdf0, Mu, T )

checkcompiledBWestimator()

PSNR, Peak Signal to Noise Ratio by Suraj Kamya

Peak Signal to noise ratio (psnr, peak signal to noise ..., quality measure)

[out]=PSN(orgimg,mimg)

quadratic equation interpolation by Sherif Omran

assume you have a quadratic equation y=ax^2+bx+c.This script determines a, b , c (s, mathematics, measurement)

[a,b,c]=Quadratic(x,y)

detect the Peak or valley in a 1 D signal by pang jianfei

%To detect the Peak or valley in a 1 D signal；with some parameter for select (signal processingpeak..., peak, valley)

ind=Peak_Valley(y,T,d,p_v)

UD Factorization & Kalman Filtering by Gerard Van Willigenburg

UD and LD factorization of nonnegative matrices and associated Kalman filter implementations. (ldl factorization, control design, kalman filter)

[P,K,xhat]=kmfmu(c,w,P,xhat,y)

[P,xhat]=kmftu(Phi,V,P,xhat,Gam,u)

[l,d]=ld2ld(ld)

FeatureFinder 2.4.1 by Feature Finder

A user-friendly tool for signal filtering and feature extraction. Well-suited to large data sets! (gui, data import, data export)

Comm_Alert(sMessage)

Comm_Exit()

Comm_Help(sTitle,sMessage)

Time-frequency coherency by Tjeerd

Computes the complex-valued time-frequency coherency between two signal vectors (signal processing, timefrequency analysi..., coherence)

tfcohf(x,y,nfft,spec_win,sm_win,tstep,fs)

tfcohf2(x,y,nfft,spec_win,tstep,fs)

tfcohf3(x,y,nfft,spec_win,sm_win1, sm_win2,tstep,fs)

deOliveira wavelets by Hélio de Oliveira

cdeo is the complex wavelet (type 5), deo is an orthogonal infinitely regular wavelet (type 3) (signal processing, wavelet toolbox)

cdeoinfo

cdeowavf(varargin);

deoinfo

Overlap Save Method using Circular Convolution Technique by Sourangsu Banerji

Performs convolution using the Overlap Save Method with the Circular convolution. (communications, signal processing)

y=mycirconv1(x,h)

Overlap_Save_Method.m

Analog Modulation Technique:FM by Sourangsu Banerji

Plots the waveform of FM modulated signal. (communications, signal processing)

FM_Modulation_Technique.m

Overlap Add Method using Circular Convolution Technique by Sourangsu Banerji

Performs convolution using the Overlap Add Method with the Circular convolution. (communications, signal processing)

y=mycirconv(x,h)

Overlap_Add_Method.m

Flauta by Edgar

flauta en matlab (signal processing, simulation, mathematics)

DoRe.m

Fourier series with taper by Hélio de Oliveira

Compute Fourier series with Tukey tapers and standard Fourier series for a number of signals (signal processing, mathematics, communications)

Contato(varargin)

ProjetoMM1C(varargin)

Sobre(varargin)

DFT and IDFT by HKG

finds DFT and IDFT of the discrete signal without using in built functions. (signal processing, communications)

Untitled3.m

Capon-Like Algorithm for NarrowBand Direction of Arrival Estimation. by Youssef KHMOU

Computing the Angles of Arrival of Narrow-band sources using Capon-Like algorithm(2011). (directional antennas, doa, signal processing)

Capon_like_Estimator.m

demo.m

Canny Edge Detector by Mohamed Athiq

Simple implementation of Canny edge detector in matlab and c++ from textbook algorithm. (image processing, signal processing, mathematics)

CannyEdgedetector.m

Marr-Hildreth Edge detector by Mohamed Athiq

Simple matlab implementation of Marr-Hildreth Edge detector and also c++ implementation (image processing, signal processing, mathematics)

mhdetector.m

Understanding DELTA and ADAPTIVE DELTA MODULATIONS by Hélio de Oliveira

A graphical interface to understand the functioning of delta modulation. (signal processing, communications)

modula_delta.m

CellSort by Eran Mukamel

Toolbox for automated sorting of cellular calcium signals from optical imaging data. (independent component..., signal processing, image processing)

CellsortApplyFilter(fn, ica_segments, flims, movm, subtract...

CellsortChoosePCs(fn, mixedfilters)

CellsortFindspikes(ica_sig, thresh, dt, deconvtau, normaliz...

face by NIT

by this code we can use face recognition concept (signal processing)

86bd78ab6679.m

BETA WAVELETS by Hélio de Oliveira

Compactly Supported One-cyclic Wavelets Derived from Beta Distributions (signal processing, wavelet toolbox)

betainfo.m

betawavf.m

2D Bandwidth Estimator for KDE by Matej Kristan

2D kernel density estimator from weighted data. (statistics, signal processing, kernel density estima...)

col_sum( a )

cols(a)

conf2mahal(c, d)

Analog Modulation Technique:DSB-SC by Sourangsu Banerji

Calculates & Plots the Waveform for the DSB-SC Modulated Signal. (signal processing, communications)

DSB_SC_Modulation_Technique.m

nnmodel by Maryam

A modified version of the original nnmodel. (simulation, signal processing)

nnFunction

Tapering of 2D matrices by Christian Jensen

Performs gradual tapering of matrices (image processing, signal processing, statistics)

mattaper(X,tf,w,s)

Sound file converter GUI by Christopher

The program converts MATLAB supported soundfiles with the use of GUI. (converter, gui, audioread)

ConverterPanel(varargin)

Analog Modulation Technique:AM by Sourangsu Banerji

Calculates & Plots the Waveform for the Amplitude Modulated Signal (signal processing, communications)

AM_Modulation_Technique.m