Refine by Content Type

Refine by Product

Refine by Time Frame

image thumbnail

updated 2 days ago

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)

image thumbnail

updated 8 days ago

N-way repeated measures ANOVA by Thomas Gladwin

Runs an N-way within-subject repeated measures ANOVA. (rm_anova2, statistics)

SS(varargin)

[h crit_p]=fdr_bky(p_values,q,report)

bsse(M)

image thumbnail

updated 10 days ago

Validation Toolbox (Performance Metrics for Remote Sensing Data and Climate Model Simulations) by HRL

Performance Metrics for Evaluation of Remote Sensing Observations and Climate Model Simulations (image processing, measurement, modeling)

ValidationFunction(simulated, observed,trr)

ValidationToolbox.m

image thumbnail

updated 13 days ago

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...

image thumbnail

updated 13 days ago

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)

image thumbnail

updated 13 days ago

Direct LDA and PCA+LDA by Vipin Vijayan

Implementation of LDA, Direct LDA and PCA+LDA. See description for details. (linear discriminant a..., lda, fischers linear discr...)

directlda(X,y,k,method,m)

directlda_demo

fld(X, L, n, crit, qrf, r, e, M )

image thumbnail

updated 14 days ago

Tornado Plot by Rick

This creates tornado plots based on a specified sensitivity value. (tornado, plot, barh)

Tornado.m

image thumbnail

updated 14 days ago

kmeans by wang

kmeans algorithm complement (image processing, statistics)

kmeans(X,k)

image thumbnail

updated 16 days ago

IEF, Image enhancement factor by Suraj Kamya

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

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

image thumbnail

updated 16 days ago

BER, Bit error rate by Suraj Kamya

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

[out]=Biter(orgsig,exsig)

image thumbnail

updated 16 days ago

TAF,Tamper Assessment Function by Suraj Kamya

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

[T]=TAF(w,wex)

image thumbnail

updated 16 days ago

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)

image thumbnail

updated 17 days ago

partial least squares-discriminant analysis and variable selection for high dimensional data by Hongdong Li

chemometrics, metabolomics, model population analysis, variable selection (chemometrics, variable selection, model population anal...)

C=ldapinv(X,y,flag);

CV=plsldacv(X,y,A,K,method,OPT,order)

CV=plsldamccv(X,y,A,method,N,ratio,OPT)

image thumbnail

updated 18 days ago

Toolbox: partial least squares and CARS for variable selection by Hongdong Li

PLS regression, cross validation, variable selection for PLS (pls, monte carlo, chemistry)

CV=oscplscv(X,y,A,K,method,nosc)

CV=plscvfold(X,y,A,K,method,PROCESS,order)

CV=plsmccv(X,y,A,method,N,ratio,OPT)

image thumbnail

updated 18 days ago

Natural Log Binning of data with errors by LPS

Bins raw data in naturally logged bins, and calculates error on each bin. (statistics, natural log, log)

NaturalLogBin(path_name, input_file, ....

image thumbnail

updated 21 days ago

Metropolis Hastings by Saad Jbabdi

Simple but powerful implementation of the MH algorithm (monte carlo markov ch..., metropolis hastings, bayesian)

mh(varargin)

image thumbnail

updated 22 days ago

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)

image thumbnail

updated 22 days ago

Outlier removal v2 by Paul

Rosner's many outlier test, vectorized. (outlier removal, outlier, rosner)

outlier(y, alpha, k)

image thumbnail

updated 22 days ago

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

image thumbnail

updated 23 days ago

Measures of Effect Size Toolbox by Harald Hentschke

Computes diverse effect size statistics including confidence intervals (statistics, effect size, noncentral)

ci=ncpci(x,fType,df,varargin)

pvpmod(x)

mes.m

image thumbnail

updated 24 days ago

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)

image thumbnail

updated 24 days ago

ToleranceFactor by Viktor Witkovsky

ToleranceFactor computes the exact tolerance factor for the two-sided tolerance interval (statistics, measurement)

ToleranceFactorGK

ComputeTables(N,M,coverage,confidence,options)

ToleranceFactor(n,coverage,confidence,options)

image thumbnail

updated 27 days ago

summarize by Tyler Ransom

This function mimics Stata's summarize command. (statistics, data import)

summarize(x,options)

image thumbnail

updated 28 days ago

Tapering of 2D matrices by Christian Jensen

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

mattaper(X,tf,w,s)

image thumbnail

updated 29 days ago

Four parameters logistic regression - There and back again by Giuseppe Cardillo

Fit data points with a four points logistic regression or interpolate data. (statistics, chemistry, pharmaceutical)

L4Pinv(cf,y)

[cf G]=L4P(x,y,varargin)

image thumbnail

updated 30 days ago

3D Turbulent Wind Field Simulation by means of Sandia Method for wind energy applications by Francesco Perrone

3D turbulent wind field generator with Kaimal model (turbulence wind field..., statistics, signal processing)

wind_gen.m

image thumbnail

updated 1 month ago

n-way ANOVA from summary statistics by Peter Nagy

The program performs n-way ANOVA on data containing summary statistics (mean, SD and N) of groups. (statistics)

varargout=anovanFromSumStat(varargin)

image thumbnail

updated 1 month ago

CHI2TEST2 by James Meldrum

Two-sample chi-squared test for discrete data. (statistics, data exploration)

chi2test2(x1,x2,alpha)

image thumbnail

updated 1 month ago

Mass Univariate ERP Toolbox by David Groppe

Functions for performing and visualizing mass univariate analyses of event-related potentials. (multiple comparisons, tmax, neuroimaging)

EEG=bin_info2EEG(EEG_or_fname,blf_fname,save_fname,verbleve...

GND=baselineGND(GND,bsln_wind,verblevel)

GND=bin_dif(GND,binA,binB,dif_bindesc,dif_ccode,dif_ccdescr)

image thumbnail

updated 1 month ago

Mean shift pixel cluster by Yue Wu

This toy code implements the classic and basic pixel clustering using mean shifts (image processing, clustering, statistics)

meanShiftPixCluster(x,hs,hr,th,plotOn)

image thumbnail

updated 1 month ago

Hierarchically grouped boxplot by Matt Tearle

A modification to boxplot that shows the hierarchical relationships between the grouping variables. (boxplot, variability plot, statistics)

hierarchicalBoxplot(x,grp,separatorlines,color)

image thumbnail

updated 1 month ago

Fast Eigenvalue Computation of Massive 3-by-3 Real Symmetric Matrices by Max W.K. Law

For multiple 3x3 real symmetric matrices, vectorized matrix operations, support GPU computation (3x3 matrix, eigen, eigendecomposition)

eigenvaluefield33( a11, a12, a13, a22, a23, a33)

image thumbnail

updated 1 month ago

Inverse of Normal Cumulative Distribution by Nassim Khaled

This is a simple example for finding the inverse normal cumulative distribution using Matlab & Excel (normal distribution, inverse normal distri..., norminv)

script.m

image thumbnail

updated 1 month ago

Plot and compare histograms; pretty by default by Jonathan C. Lansey

Compares multiple sets of data elegantly. Set bins and axis bounds to be appropriate for the data. (histogram, bins, bin size)

nhist(cellValues, varargin)

image thumbnail

updated 1 month ago

Risk-neutral density recovery via spectral analysis by Matthias

Implementation of Monnier (2013) "RND recovery via spectral analysis" (finance, statistics, risk neutral density)

spectralrecovery(X,bid,ask,F,r,tau,nopt)

spectralExample.m

image thumbnail

updated 1 month ago

DDFMIXED by Viktor Witkovsky

Estimates the denominator degrees of freedom (DDF) of the F-test in simple linear mixed model (LMM) (statistics)

mixed(y,X,Z,dim,s20,method,lambda)

SplitPlot-Example.m

ddfmixed.m

image thumbnail

updated 1 month ago

Log scale density function of basic distributions by Mo Chen

probability density function of basic distributions in log scale (pdf, probability, distribution)

logBesseli(nu,x)

logDirichletPdf(X, a)

logGaussPdf(X, mu, sigma)

image thumbnail

updated 1 month ago

March Madness Algorithm by Nathan Lorah

Need help deciding who will win this year in the tournament? This algorithm will help with that. (basketball, sports, march madness)

MarchMadness2Algorithm.m

image thumbnail

updated 1 month ago

PIVMat 3.00 by Frederic Moisy

A PIV Post-processing and data analysis toolbox (davis, data export, data import)

about_pivmat (PIVMat Toolbox)

addnoisef (PIVMat Toolbox)

averf (PIVMat Toolbox)

image thumbnail

updated 1 month ago

Quandl API Access by Ray

Access and download data from the Quandl database from inside the MATLAB console. (data import, finance, statistics)

quandl(code, varargin)

image thumbnail

updated 1 month ago

Global Sensitivity Analysis Toolbox by flax

Set of Matlab routines developed for calculating sensitivity indices of a generic user-defined model (sobol, fast, modelling)

GSA_FAST_GetSi(pro)

GSA_GetSy(pro, iset, verbose)

GSA_GetTotalSy(pro, iset, verbose)

image thumbnail

updated 1 month ago

Mean square displacement analysis of particles trajectories by Jean-Yves Tinevez

A MATLAB class for the mean square displacement analysis of particle trajectories, with a tutorial. (measurement, simulation, statistics)

msdanalyzer.m

image thumbnail

updated 1 month ago

N-Dimensional Trapezoidal integral by Mohammed Sadeq Al-Rawi

See title. (communications, biotech, image processing)

trapezoidal_rule_nd_integral(x, mat, N)

image thumbnail

updated 1 month ago

2D trapezoidal rule by Mohammed Sadeq Al-Rawi

Calculates a double integral using trapezoidal rule. (optimization, double integral, signal processing)

trapezoidal_rule_double_integral(x, y, mat)

image thumbnail

updated 1 month ago

Area Under Curve (AUC) by Jnaneshwar Das

returns the area under a curve defined by two vectors of equal length (x-axis, and y-axis). (roc, auc, statistics)

areaUnderCurve(x_,y_)

image thumbnail

updated 1 month ago

RANDRAW by Alex Bar-Guy

Efficient Random Variates Generator (from over 50 distributions). (random variable gener..., poisson, distribution)

randraw.m

image thumbnail

updated 1 month ago

thumbnailScatter.m puts thumbnails over datapoints for better visualization by Derya

Helps you visualize patterns in your data. (visualization, pca, gui)

thumbnailScatter(dataX,dataY,thumbnailPath)

demo_scatterThumbnail.m

image thumbnail

updated 1 month ago

Negative Binomial Regression by Surojit Biswas

NB2 Negative-Binomial regression. (statistics, mathematics, optimization)

nbreg( x, y, varargin )

image thumbnail

updated 1 month ago

quickfindstr by Manel Soria

Finds the index of an element in a SORTED list of strings in O(log(N)) time (demo, data import, statistics)

loc=quickfindstr(el,list)

image thumbnail

updated 1 month ago

dynplot by Philipp Homan

Draws what is commonly known as 'dynamite plot'. (statistics, medical, bar chart)

dynplot(y,e,varargin)

Contact us