Pearson Correlation Coefficient
Easy to use Clebsch-Gordan coefficient solver for adding two angular momentums in Quantum Mechanics. This tool is created for my Quantum Mechanics II course offered by Dr. Thompson in Summer of 2007.[Instruction]Execute "GUI.m" script by invoking "GUI"
Platforms: Matlab
License: Freeware | Size: 20.48 KB | Download (48): Clebsch Gordan Coefficient Solver GUI Download |
A package of Matlab functions for exploring spatial patterns of correlation in high resolution climate data. Cross-similarity parameters (dominant lag, max-similarity, window cross-similarity) are calculated for each pair of records and presented on maps as well as plots with an intersite...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (50): Spatial correlation in high resolution climate data Download |
Calculates 6 different intraclass correlation coefficients based on the schema described by Shrout & Fleiss (Psychol Bull. 1979;86:420-428). See comments in code.
Platforms: Matlab
License: Shareware | Cost: $0.00 USD | Size: 10 KB | Download (44): Intraclass correlation coefficients Download |
Computes the gini coefficient when given a set of values and population weights.Short on documentation and checks.
Platforms: Matlab
License: Shareware | Cost: $0.00 USD | Size: 10 KB | Download (42): Gini coefficient - population weighted Download |
Calculates point biserial correlation and tests for significance with either ttest or ranksum test.
Platforms: Matlab
License: Shareware | Cost: $0.00 USD | Size: 10 KB | Download (43): Point biserial correlation Download |
The solution of the nearest correlation matrix applies the hypershpere or spectral decomposition methods as outlined in Monte Carlo methods in Finance by Peter Jackel, Chapter 6.Use CorrelationExample.m that applies a simple example for the two cases.
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (45): Salvaging a Linear Correlation Matrix Download |
Calculate windowed cross correlation between two signals A and B up to a pre-defined lag. Usage is similar to the Matlab function SPECGRAM.
Platforms: Matlab
License: Shareware | Cost: $0.00 USD | Size: 10 KB | Download (47): Windowed Cross Correlation (corrgram) Download |
The Binomial Coefficient model displays the number of ways k objects can be chosen from among n objects when order is irrelevant. This number is known as a binomial coefficient and can be used to predict the the flipping of n coins with equal probability of heads and tails. The Binomial...
Platforms: Mac
License: Shareware | Cost: $0.00 USD | Size: 737.28 KB | Download (34): Binomial Coefficient Model Download |
BioStat - user-friendly biology and medicine oriented statistical software. With BioStat 2007, one gets a robust suite of statistics tools and graphical analysis methods that are easily accessed though a simple and straightforward interface. While BioStat 2007 is aheavy-duty biology and medicine...
Platforms: Windows
License: Shareware | Cost: $100.00 USD | Size: 21.9 MB | Download (1088): BioStat 2007 Download |
Calculates the coefficient of congruence for comparing factor solutions from different studies or different samples
Platforms: Mac
License: Freeware | Size: 1.1 MB | Download (124): Coefficient of Congruence Download |
These are some of the SigmaXL features:
Data Manipulation:
' Subset by Category, Number, Date or Random
' Stack Subgroups Across Rows
' Random Number Generator
Templates & Calculators:
' DMAIC & DFSS Templates
' Lean Templates
' Probability Distribution Calculators
' MSA Templates
' Process...
Platforms: Windows
License: Shareware | Cost: $249.00 USD | Size: 48.77 MB | Download (62): SigmaXL Download |
This code calculates the cross-correlation for specified time windows over the duration of two input signals. The time windows can be shifted by increments smaller than the time window length. The code is based upon the 'xcorr' function.
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (40): Time Window Based Cross-correlation Download |
The program takes the columns of an input matrix and calculates the auto and cross correlation of these columns using an fft method. The result is very similar to the xcorr function. This method could be used to evaluate the cross correlation of repeating code sequences, and other similar...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (45): Circular Cross Correlation of the Columns of an Array - circ xcorr Download |
The absorption coefficient can be obtained empirically by using Thorp's formula.Thie formula that used in the code is generally valid for the frequencies above a few hundred hz.The absorption coefficient is used to find the absorption loss part of the path loss in underwater wirelss...
Platforms: Matlab
License: Shareware | Cost: $0.00 USD | Size: 10 KB | Download (44): The Matlab code for absorption coefficient in underwater wireless communication networks Download |
Accepts temperature in Kelvin, pressure in millibar and wavelength in microns (accurate for wavelengths 0.20-4.00 microns) and returns the model atmosphere Rayleigh angular volume-scattering coefficient. Includes Chandrasekhar phase function.
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (39): Rayleigh Angular Volume-Scatter Coefficient Download |
Computes the distance 2-point correlation function of a finite 2D lattice. The functions is:[ coorfun r] = twopointcorr(x,y,width,height,dr)Where x is the list of x coordinates of lattice points. y is the list of y coordinates of the lattice points, width is the width of the lattice, height is...
Platforms: Matlab
License: Shareware | Cost: $0.00 USD | Size: 10 KB | Download (50): Two point correlation function of a finite 2D lattice Download |
There are two issues with the Pearson type IV distribution: (I) the complex gamma function entering the normalization constant in the probability density function (pdf) and (II) the complex Gauss hypergeometric function entering the cumulative distribution function (cdf). For the complex gamma...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (45): In sample Value at Risk and backtesting with the Pearson type IV distribution Download |
This package only contains the digital image correlation .m file, for the full suite you need to download the 'digital image correlation and tracking' (ID: 12413) files.automate_image_parinteractive.m works similar to automate_image.m but must be run in pmode!!!!Therefore you have to start...
Platforms: Matlab
License: Shareware | Cost: $0.00 USD | Size: 10 KB | Download (40): Digital Image Correlation 4 threads pmode Download |
The function is "remix" of native matlab cov2corr() function, which produces correlation matrix with elements on its main diagonal slightly greater or less then 1. So it can't be used in various further computations, for example in squareform() function.The problem can be resolved simply by...
Platforms: Matlab
License: Shareware | Cost: $0.00 USD | Size: 10 KB | Download (47): Convert covariance matrix to correlation matrix Download |
MVLOGNRAND MultiVariate Lognormal random numbers with correlation.This function will generate multivariate lognormal random numbers with correlation.Often one would simulation a lognormal distribution by first simulating a normal and then taking the exponent of it.If you provide the correlation...
Platforms: Matlab
License: Shareware | Cost: $0.00 USD | Size: 10 KB | Download (39): Multivariate Lognormal Simulation with Correlation Download |