Statistics Problem Solver

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);... Platforms: *nix

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

Rush Hour Puzzle Solver project is a Rush Hour puzzle solver that illustrates the solution with PostScript. Rush Hour Puzzle Solver is a small C++ program that reads a Rush Hour board from a text file and produces a nice PostScript file that shows the shortest solution.. 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

Games::Mastermind::Solver::BruteForce is a Master Mind puzzle solver. SYNOPSIS # See Games::Mastermind::Solver Games::Mastermind::Solver::BruteForce uses the classical brute-force algorithm for solving Master Mind puzzles. METHODS remaining $number = $player->remaining; The number... Platforms: *nix

Games::Mastermind::Solver is a Master Mind puzzle solver. SYNOPSIS # a trivial Mastermind solver use Games::Mastermind; use Games::Mastermind::Solver::BruteForce; my $player = Games::Mastermind::Solver::BruteForce ->new( Games::Mastermind->new ); my $try; print join( ,... 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::LineFit module least squares line fit, weighted or unweighted. SYNOPSIS use Statistics::LineFit; $lineFit = Statistics::LineFit->new(); $lineFit->setData (@xValues, @yValues) or die "Invalid data"; ($intercept, $slope) = $lineFit->coefficients(); defined $intercept or die... Platforms: *nix

Statistics::SDT Perl package contains signal detection theory measures of sensitivity and response-bias. SYNOPSIS use Statistics::SDT; $sdt = Statistics::SDT->new( { hits => 50, signal_trials => 50, false_alarms => 17, noise_trials => 25, correct => 2, } ); $d =... 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

Freecell Solver is a program that automatically solves games of Freecell and similar Solitaire variants such as Eight Off, Forecell and Seahaven Towers, as well as Simple Simon boards. Freecell Solver is free software distributed under the public domain. Freecell Solver is written in ANSI C and... 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