Non Parametric Statistics

Statistics::Smoothing::SGT is a Simple Good-Turing (SGT) smoothing implementation. SYNOPSIS Basic Usage use Statistics::Smoothing::SGT my $sgt = new Statistics::Smoothing::SGT($frequencyClasses, $total); $sgt->calculateValues(); $probabilities = $sgt->getProbabilities(); $newFrequencies...

Statistics::Contingency is a Perl module to calculate precision, recall, F1, accuracy, etc. SYNOPSIS use Statistics::Contingency; my $s = new Statistics::Contingency(categories => @all_categories); while (...something...) { ... $s->add_result($assigned_categories, $correct_categories);...

Statistics::ROC is a Perl module with receiver-operator-characteristic (ROC) curves with nonparametric confidence bounds. SYNOPSIS use Statistics::ROC; my ($y) = loggamma($x); my ($y) = betain($x, $p, $q, $beta); my ($y) = Betain($x, $p, $q); my ($y) = xinbta($p, $q, $beta, $alpha); my...


Platforms: *nix

Candidates is a Perl5 module for manipulating candidate features (help module for Statistics::MaxEntropy). SYNOPSIS use Statistics::Candidates; # create a new candidates object and read candidate features $candidates = Statistics::Candidates->new($some_file); # checks for constant...


Platforms: *nix

Statistics::Cluto package contains Perl binding for CLUTO. SYNOPSIS use Statistics::Cluto; use Data::Dumper; my $c = new Statistics::Cluto; $c->set_dense_matrix(4, 5, [ [8, 8, 0, 3, 2], [2, 9, 9, 1, 4], [7, 6, 1, 2, 3], [1, 7, 8, 2, 1] ]); $c->set_options({ rowlabels => [ row0,...


Platforms: *nix

Qmail-Scanner Statistics (QSS) uses the Qmail-Scanner Logfile to generate daily, monthly, and yearly statistics. It also shows a complete list of viruses stopped by Qmail-Scanner, the top five domains from which the viruses came, as well as the countries.The application is easy to customize to...


Platforms: Windows, Mac, *nix, PHP, BSD Solaris

Statistics::Distributions is a Perl module for calculating critical values and upper probabilities of common statistical distributions. SYNOPSIS use Statistics::Distributions; $chis=Statistics::Distributions::chisqrdistr (2,.05); print "Chi-squared-crit (2 degrees of freedom, 95th...


Platforms: *nix

Perl IRC Statistics Generator (pisg) is an IRC channel statics generator written in Perl, it creates statistics from different logfile formats. It was originally written because IRCStats wasnt open source. So heres an open source/GPLed version to anyone interested. Its a funny thing for your...


Platforms: *nix

Statistics::GammaDistribution Perl module represents a gamma distribution. SYNOPSIS use Statistics::GammaDistribution; my $g = Statistics::GammaDistribution->new(); $g->set_order(8.5); print $g->rand(1.0); my @alpha = (0.5,4.5,20.5,6.5,1.5,0.5); my @theta = $g->dirichlet_dist(@alpha);...


Platforms: *nix

Statistics::Descriptive::Discrete is a Perl module to compute descriptive statistics for discrete data sets. SYNOPSIS use Statistics::Descriptive::Discrete; my $stats = new Statistics::Descriptive::Discrete; $stats->add_data(1,10,2,0,1,4,5,1,10,8,7); print "count = ",$stats->count(),"n";...


Platforms: *nix

Statistics::OLS is a Perl module to perform ordinary least squares and associated statistics. SYNOPSIS use Statistics::OLS; my $ls = Statistics::OLS->new(); $ls->setData (@xydataset) or die( $ls->error() ); $ls->setData (@xdataset, @ydataset); $ls->regress(); my ($intercept, $slope)...


Platforms: *nix

Statistics::GaussHelmert is a general weighted least squares estimation module. SYNOPSIS use Statistics::GaussHelmert; # create an empty model my $estimation = new Statistics::GaussHelmert; # setup the model given observations $y, covariance matrices # $Sigma_yy, an initial guess $b0...


Platforms: *nix

Statistics::LTU is an implementation of Linear Threshold Units. SYNOPSIS use Statistics::LTU; my $acr_ltu = new Statistics::LTU::ACR(3, 1); # 3 attributes, scaled $ltu->train([1,3,2], $LTU_PLUS); $ltu->train([-1,3,0], $LTU_MINUS); ... print "LTU looks like this:n"; $ltu->print;...


Platforms: *nix

Web Statistics Montage is a great web statistics tool to add to your arsenal. Firstly, you need to be using a web host that uses the cPanel control panel and that also has AWStats enabled. Since cPanel is the most popular control panel on the market for Linux servers, this script should be useful...


Platforms: *nix

Statistics::ChisqIndep is a Perl module to perform chi-square test of independence (a.k.a. contingency tables). Synopsis #example for Statistics::ChisqIndep use strict; use Statistics::ChisqIndep; use POSIX; # input data in the form of the array of array references my @obs = ([15, 68,...


Platforms: *nix

Statistics::PointEstimation is a Perl module for computing confidence intervals in parameter estimation with Students T distribution. Statistics::PointEstimation::Sufficient - Perl module for computing the confidence intervals using sufficient statistics SYNOPSIS # example for...


Platforms: *nix

Statistics::TTest is a Perl module to perform T-test on 2 independent samples. Statistics::TTest::Sufficient - Perl module to perfrom T-Test on 2 indepdent samples using sufficient statistics SYNOPSIS #example for Statistics::TTest use Statistics::PointEstimation; use Statistics::TTest;...


Platforms: *nix

D9 Non-humans is a TTF character that was created in order to assist you in modifying the overall aspect of your digital papers. All you need to do is get the font onto your computer and then put it to use when writing your documents to see how it will change their look. To install it, you can...


Platforms: Windows

Learn and calculate tedius and difficult Statistics formulas accurately and with ease. Combinatorics, probabilities, expected values, confidence intervals, data analysis, hypothesis testing, and more! Also useful for Discrete Mathematics. - Improved behavior in the data analysis table


Platforms: Mac

Text Statistics is an easy-to-use Safari extension that is able to display the character count, word count and paragraph count of a previously selected text. This extension adds a "Text Statistics" item into the contextual menu when some text is selected on the page.


Platforms: Windows