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updated 1 day ago

Plot a plane from 3 points by Nitish Tripathi

It plots a plane from 3 points. Its returns all the coeff of plane (a, b, c,d) (image processing, statistics, mathematics)

plot_line(p1, p2, p3)

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updated 1 day ago

Intrinsic dimensionality estimation techniques by Gabriele Lombardi

Implementation of some state-of-art intrinsic dimensionality estimators. (statistics, intrinsic dimensional..., estimation)

Intrinsic Dimensionality (id) estimation

DANCo(data,varargin)

DANCoFit(data,varargin)

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updated 2 days ago

Infinite Bernoulli mixture by Sam Gershman

Nonparametric Bayesian clustering of binary data. (machine learning, statistics, clustering)

dpmm_bernoulli(X,varargin)

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updated 3 days ago

Negative Binomial Regression by Surojit Biswas

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

nbreg( x, y, varargin )

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updated 3 days ago

Moving Average Function by Glen

Calculates a moving average in an n-dimensional matrix in any dimension. (average filter, statistics, moving window)

result=movingmean(data,window,dim,option)

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updated 4 days ago

Rank aggregation by Nejc Ilc

Summarizes ordered lists. (statistics, data exploration, rank aggregation)

aggregateRanks(R, N, method, complete, topCutoff)

betaScores(r)

correctBetaPvalues(p,k)

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updated 4 days ago

NCTCDFVW by Viktor Witkovsky

Alternative algorithm for computing the CDF of the noncentral Student's t-distribution (statistics)

nctcdfVW.m

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updated 4 days ago

barycentric Coordinates by anukriti dureha

barycentric_coordinates will give the coordinates alpha, beta ,gama of the matrix face_point. (image processing, statistics, mathematics)

barycentric_coordinates( face_point,dt )

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updated 4 days ago

Comparison of Alamouti & MRC Schemes over Rayleigh Channel by Sourav Mondal

This code gives a relative comparison of performance of Alamouti & MRC schemes over Rayleigh channel (communications, control design, data export)

alamouti_new(M, frmLen, numPackets, EbNo)

mrc_new(M, frmLen, numPackets, EbNo)

alamouti_mrc_RUN_new.m

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updated 9 days ago

F-Test by James Conder

Test whether addition of model parameters is warranted by improvement of data misfits. (statistics, ftest)

ftest(n,np1,np2,chi1,chi2)

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updated 9 days ago

Discretization methods: Class-Attribute Contingency Coefficient (CACC - MATLAB) by Julio Zaragoza

Correct Implementation of the CACC Discretization Method. http://cs.adelaide.edu.au/~jzaragoza (statistics, mathematics)

cacc(data)

main.m

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updated 11 days ago

errorbarjitter by David Stern

Plot mean ± SD alongside jittered raw data (plotting, jitter, statistics)

errorbarjitter.m

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updated 11 days ago

Particle Swarm Optimization by Yan Ou

[x,fval] = pso(fun,np,A,b); % fun: function handle % np: number of particles % A, b: Ax<=b (optimization, nonconvex optimizatio..., mathematics)

pso(fun,np,A,b,inertia,correction_factor,iteration)

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updated 16 days ago

Histogram distances by Boris Schauerte

Implementation of some commonly used histogram distances (compatible with the pdist interface) (image processing, signal processing, statistics)

d=chi_square_statistics(XI,XJ)

d=histogram_intersection(XI,XJ)

d=jeffrey_divergence(XI,XJ)

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updated 16 days 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)

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updated 19 days ago

Noise variance estimation by Damien Garcia

EVAR estimates the noise variance from 1-D to N-D data (signal processing, statistics)

evar(y)

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updated 23 days 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)

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updated 26 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)

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updated 1 month 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)

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updated 1 month 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...

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updated 1 month 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)

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updated 1 month 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 )

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updated 1 month ago

Tornado Plot by Rick

This creates tornado plots based on a specified sensitivity value. (analysis, aerospace, tornado)

Tornado.m

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updated 1 month ago

kmeans by wang

kmeans algorithm complement (image processing, statistics)

kmeans(X,k)

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updated 1 month ago

IEF, Image enhancement factor by Suraj Kamya

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

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

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updated 1 month ago

BER, Bit error rate by Suraj Kamya

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

[out]=Biter(orgsig,exsig)

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updated 1 month ago

TAF,Tamper Assessment Function by Suraj Kamya

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

[T]=TAF(w,wex)

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updated 1 month 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)

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updated 1 month 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)

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updated 1 month 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)

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updated 1 month 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, ....

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updated 1 month ago

Metropolis Hastings by Saad Jbabdi

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

mh(varargin)

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updated 1 month 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)

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updated 1 month ago

Outlier removal v2 by Paul

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

outlier(y, alpha, k)

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updated 1 month 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

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updated 1 month 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

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updated 1 month 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)

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updated 1 month 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)

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updated 1 month ago

summarize by Tyler Ransom

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

summarize(x,options)

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updated 1 month ago

Tapering of 2D matrices by Christian Jensen

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

mattaper(X,tf,w,s)

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updated 1 month 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)

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updated 1 month 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

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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)

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updated 1 month ago

CHI2TEST2 by James Meldrum

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

chi2test2(x1,x2,alpha)

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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)

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updated 2 months 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)

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updated 2 months 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

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updated 2 months 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)

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updated 2 months 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

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updated 2 months 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

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