Pearson And Spearman Correlation
[FDOUT, FREQ_AXIS] = FDCORR(A,B,FRANGE)FDCORR Joint frequency and delay correlation Performs an efficient circular cross correlation between two vectors over all possible frequency offsets (Dopplers) between -pi and pi where 2pi is the sampling rate.A: vector representing received signal sampled...
Platforms: Matlab
License: Freeware | Size: 30.72 KB | Download (40): Joint Frequency and Delay 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 zip file contains functions to calculate an Ambiguity Function (XAMB), Upsampled and Interpolated Correlation (XCORRU), and Coherence Function (XCOH). A prefilter can be specified in each function to "sharpen" correlation peaks.XAMB calculates an estimate of the (cross-)ambiguity function. A...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (42): Calculate Ambiguity Function and Utilities Download |
Features:1. the program calculates the matter power spectrum, temperature spectrum, polarisation- and cross-correlation spectrum of a curved or flat Friedman-Robertson-Walker universe.2. it calculates the age of the universe, sigma8 and the age of the first start formation.3. massless neutrino's,...
Platforms: Matlab
License: Freeware | Size: 716.8 KB | Download (47): CMBACCUR Download |
Daniel's XL Toolbox is a free add-in for Microsoft® Excel® for researchers in the biomedical and other sciences. Its worksheet management features also make it a useful general-purpose addin.
There are several commercial software packages for scientific data analysis and presentation. While...
Platforms: Windows
License: Freeware | Size: 8.2 MB | Download (505): XL Toolbox Download |
Gwyddion is a modular program for SPM (scanning probe microscopy) data visualization and analysis. Primarily it is intended for analysis of height fields obtained by scanning probe microscopy techniques (AFM, MFM, STM, SNOM/NSOM), however it can be generally used for any other height field and...
Platforms: Linux
License: Freeware | Size: 4.7 MB | Download (473): Gwyddion for Linux Download |
The primary purpose of XLPlot is to create a figure rapidly and easily. It is ideal for for use at high school, as the path from data in one or more spreadsheet columns to the final figure is short (just a few mouse clicks) and easy to grasp. It contains basic statistical functions, such as...
Platforms: Windows
License: Freeware | Size: 2.07 MB | Download (678): XLPlot Download |
Only in very simple situations can we describe the correlation between two time series as a single number. Often it varies both as a function of time, and of wavelength. Datasets may be uncorrelated on short timescales due to noise, but strongly correlated on larger wavelengths (eg annual).This...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (49): Comparing Time Series using Semblance Analysis Download |
The accompanying code is the simulation of a simplified version of a synfire chain in a cortical network, inspired by the ideas of Abeles (1982, 1991), Bienenstock (1995), and Diesmann et al. (1999). In a synfire chain groups, or pools, of neurons are connected in a feedforward arrangement. The...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (48): Synfire Download |
A peak fitting program for time-series signals, written as a self-contained function in a single m-file. Uses an non-linear optimization algorithm to decompose a complex, overlapping-peak signal into its component parts. The objective is to determine whether your signal can be represented as the...
Platforms: Matlab
License: Freeware | Size: 40.96 KB | Download (43): Interactive Peak Fitter Download |
rDiff calculates the reliability of difference scores given the reliability of two tests and the correlation between those two tests.
Platforms: Mac
License: Freeware | Download (95): rDiff Download |
Free mt4 indicator - Divergence Constructor combines signals from 35 divergence indicators.Using divergence constructor, you can create super divergence indicator - indicator based on combination of several following divergence indicators:
1. AC (Bill Williams' Accelerator/Decelerator...
Platforms: Windows
License: Freeware | Size: 604.64 KB | Download (91): MT4 Indicator- Divergence Constructor Download |
DBeauty was specially developed to be a relationship-oriented database browser.
The software was designed in Java and is very easy-to-use. DBeauty provides insight into both the data and the correlation between the rows.
Platforms: Windows
License: Freeware | Download (50): DBeauty Download |
Current direct sequence code division multiple access (DS-CDMA) system suffer from Multiple access interference (MAI) and Inter symbol interference (ISI) due to the frequency selective channel. This interference can be avoided by use of Adaptive Beamforming. There are two different minimum...
Platforms: Matlab
License: Freeware | Size: 30.72 KB | Download (43): PERFORMANCE ANALYSIS OF SYMBOL/CHIP BASED MINIMUM Download |
A command-line peak fitting program for time-series signals, written as a self-contained Matlab function in a single m-file. Uses an non-linear optimization algorithm to decompose a complex, overlapping-peak signal into its component parts. The objective is to determine whether your signal can be...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (45): Peak Fitter Download |
1. IntroductionThe Flex02-08D by Correlator.com is an USB correlator for single- and dual-channel auto- and cross-correlation. The correlator simultaneously calculates up to four auto- and cross-correlations while recording the raw photon traces and the photon counting statistics (histograms). It...
Platforms: Matlab
License: Freeware | Size: 20.48 KB | Download (44): Flex02-08D Correlator Interface Download |
1. IntroductionThe Flex02-01D by Correlator.com is an USB correlator for single- and dual-channel auto- and cross-correlation. The correlator simultaneously calculates up to four auto- and cross-correlations while recording the raw photon traces and the photon counting statistics (histograms). It...
Platforms: Matlab
License: Freeware | Size: 532.48 KB | Download (47): Flex02-01D Correlator Interface 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 |
AMI computes and plots average mutual information (ami) and correlation of univariate or bivariate time series for different values of time lag.USAGE: [amis corrs] = ami(xy,nBins,nLags)INPUT: xy: either univariate (x) or bivariate ([x y]) time series data. If bivariate time series are given then...
Platforms: Matlab
License: Freeware | Size: 30.72 KB | Download (43): ami and correlation Download |
StatsEasy Correlation is an online Java applet that allows you to compute the Coefficient of Correlation, it displays the results along with a scatter diagram and line graph. Some knowledge of statistics is required.
Platforms: Any Browser+Java
License: Freeware | Download (785): StatsEasy Correlation Download |