image thumbnail

updated 8 days ago

Moving-window mean and variance by Dennis

Efficient computation of moving-window mean and moving-window variance (moving average, moving variance, moving standard devia...)

moving_mean_var(m_prev, s2_prev, x_hist, x_new, w)

image thumbnail

updated 3 months ago

3D Gaussian ellipses constant probability curves by Hugo

Construct data points of ellipsoids depicting contour curves of 3-dimensional Gaussian distributions (contour curves, covariance matrix, data points)

ellipsedata3(covmat,center,numpoints,sigmarule,varargin)

image thumbnail

updated 3 months ago

Gaussian ellipses constant probability curves by Hugo

Construct data points of ellipses representing contour curves of bivariate Gaussian distributions. (gaussian, probability, contour curves)

ellipsedata(covmat,center,numpoints,sigmarule,varargin)

image thumbnail

updated 5 months ago

Moving window standard deviation by John D'Errico

A (fast) windowed std on a time series (standard deviation, std, window)

movingstd(x,k,windowmode)

image thumbnail

updated 5 months ago

Semideviation by Abdulaziz Alhouti

Estimates the downside and upside deviations (finance, investment, statistics)

[LowerSTD UpperSTD]=semistd(x)

image thumbnail

updated 10 months ago

dualcursor2 by Ari Feldman

Updated dualcursor function that displays and outputs the slope, average, and standard deviation. (annotation, cursor, datalabel)

dualcursor2(state,deltalabelpos,marker_color,datalabelfor...

image thumbnail

updated 11 months ago

running average and standard deviation of vectors by Stephan Koehler

computes the running average and standard deviation of vectors or matrices for a given window size. (mean, standard deviation, running average)

running_mean_std( varargin )

image thumbnail

updated 1 year ago

Standard deviation filter by Jan Motl

Standard deviation filter for images based on integral images. (standard deviation, variance, image processing)

image=averagefilter(image, varargin)

stdfilter(image, varargin)

image thumbnail

updated almost 2 years ago

gstd by Antonio Trujillo-Ortiz

Standard deviation of a grouped sample. (grouped data, frequency distributio..., descriptive statistic...)

gstd(x,n)

image thumbnail

updated 2 years ago

EWMA St.Dev. by Lorenzo Brancali

This code calculates the Exponentially Weighted Moving Average Standard Deviation (ewma, standard deviation, finance)

Y=EWMASTD(X,d)

image thumbnail

updated 2 years ago

Create Healthy Looking Error Bars by Jonathan C. Lansey

Plots nice error bars as the default. Can also top group plots with error bars. (errorbars, error bars, error)

errorb(x,y,varargin)

image thumbnail

updated 3 years ago

Fast root-mean-square (RMS) power by Scott McKinney

Instantaneous root-mean-square (RMS) power via convolution (signal processing, rms power, standard deviation)

fastrms(x,window,dim,amp)

image thumbnail

updated 4 years ago

Downside correlation by Francesco Pozzi

This function returns the downside correlation for the columns of variable Y (variance, standard deviation, covariance)

downsidecorrelation(Y, m)

image thumbnail

updated 4 years ago

Upside correlation by Francesco Pozzi

This function returns the upside correlation for the columns of variable Y (variance, standard deviation, covariance)

upsidecorrelation(Y, m)

image thumbnail

updated 4 years ago

Upside covariance by Francesco Pozzi

This function returns the upside covariance for the columns of variable Y (variance, standard deviation, covariance)

upsidecovariance(Y, m)

image thumbnail

updated 4 years ago

Downside covariance by Francesco Pozzi

This function returns the downside covariance for the columns of variable Y (variance, standard deviation, covariance)

downsidecovariance(Y, m)

image thumbnail

updated 4 years ago

Upside variance by Francesco Pozzi

This function returns the upside variance for the columns of variable Y (variance, standard deviation)

upsidevariance(Y, m)

image thumbnail

updated 4 years ago

Downside variance by Francesco Pozzi

This function returns the downside variance for the columns of variable Y (variance, standard deviation)

downsidevariance(Y, m)

image thumbnail

updated 4 years ago

MeanStdF by Adam Nieslony

Mean and standard deviation functions of a signal (mean, std, standard deviation)

meanstdf(x, w)

image thumbnail

updated 5 years ago

Correlation Percentiles by Francesco Pozzi

CORRPERC estimates percentiles & standard deviations of a correlation matrix, performing a bootstrap (correlation, percentiles, standard deviation)

corrperc(Y, perc, n_iters, matrix3D)

image thumbnail

updated 10 years ago

Variance of Vector Elements by Luigi Rosa

A fast covariance. (covariance, standard deviation, elements)

prova.m

image thumbnail

updated 11 years ago

confplot by Michele Giugliano

Extending ERRORBAR, it plots a line within a shaded area, as 'continuous' confidence/error bounds. (specialized, plotting, errorplot confidence)

confplot.m

confidence_plot_test.m

Contact us