Variance Ratio Test by Anis Ben Hassen

Variance ratio and related statistics. (finance, modeling, analysis)

varatio.m

Flat fading channel by M R Avendi

Flat fading channel is generated using two methods and compared (rayleigh fading, flat fading, filter method)

out=cxn(N,sig2)

out=flat_filter(Ns,fD,fDTs)

out=flat_spec(N,fD,fdTs)

Autocovariance by Jacques Burrus

Computes the autocovariance of two columns vectors consistently with the var and cov functions. (autocovariance, covariance, time series)

autocov(X,Y)

Symbolic Autocorrelation by Atul Ingle

Autocorrelation of a vector of symbolic variables (symbolic, autocorrelation)

sym_autocorr(seqLen)

Guitar Tuner Demo from MATLAB Expo 2011 in Tokyo by Teja Muppirala

This takes audio input and calculates the frequency for use in tuning a guitar (guitar, tuner, data aqcuisition)

guitartuner

Analysis of Platelet Aggregate Morphology Using 2-D Autocorrelation by Thomas Colace

Analysis of Platelet Aggregate Morphology Using 2-D Autocorrelation (image processing, autocorrelation, platelet aggregates)

[fli,corrwid,corrlen]=fimorphv2(target,n,threshtype)

[level,lnz]=triangle_th(lehisto,num_bins,x)

fiexample.m

Speckle Size via Autocorrelation by Joel

Outputs the size of speckles in an image that has a **uniform background**. (autocorrelation, autocovariance, speckle)

SpeckleSize( SpeckleRGB )

acfplot.m by Phillip M. Feldman

compute and plot estimate of the autocorrelation of an input sequence (autocorrelation, correlation, time series)

acfplot(Y, Fs, maxlag, titlestr)

Pitch Determination Algorithm by Xuejing Sun

Extract pitch of speech signal based on subharmonic-to-harmonic ratio (audio processing, fundamental frequency, pitch)

[f0_time,f0_value,SHR,f0_candidates]=shrp(Y,Fs,F0MinMax,fra...

[y,num_corrected]=destepfilter(x,f0_range,hz_or_st)

[y]=linsmooth(x,n,wintype)

Number of sinusoids Estimator by Sebastien PARIS

Estimate the number of sinusoid in a signal. (spectral analysis, estimation, signal processing)

nbsinu(s , n , prob);

Generate spatial data by Jon Yearsley

Generate 1/f noise spatial data. (1f noise, statistics, probability)

spatialPattern(DIM,BETA),

ami and correlation by Durga Lal Shrestha

Computes and plots average mutual information and correlation for time series data. (statistics, probability, average mutual inform...)

ami(xy,nBins,nLags)

demoami

prob(varargin)

Automatic Spectral Analysis by Stijn de Waele

Automatic spectral analysis for irregular sampling/missing data, analysis of spectral subband. (arma, armasel, vector ar)

(X+X')/2; end % end lyap

90*ceil(max(phase)/90); try, axis(xx), end clear fiab fs...

ARMLfit(rcs,ng,xg,rc0,lag_max)

Simple Single-run fMRI Analysis by Temu Gautama

The Bear necessities of a single-run fMRI analysis (medical, fmri, ols)