Math::GSL - Perl interface to the GNU Scientific Library (GSL)

AMBS/Math-GSL-0.35 - 07 Apr 2015 20:01:57 GMT - Search in distribution

Math::GSL::Linalg::SVD - Perl extension with convenience methods for performing SVD and eigenvector decomp with the gsl C libraries.

The singular value decomposition (SVD) is an important factorization of a rectangular real matrix - see http://en.wikipedia.org/wiki/Singular_value_decomposition. Eigendecomposition is the factorization of a matrix into a canonical form, whereby the ...

DSTH/Math-GSL-Linalg-SVD-0.0.2 - 14 Dec 2009 13:38:44 GMT - Search in distribution

Math::Matrix::MaybeGSL - Uniform use of Math::MatrixReal and Math::GSL::Matrix.

This module interfaces with "Math::GSL::Matrix" or, if that is not available, "Math::MatrixReal". The idea behind this module is to allow the development of tools that use matrices that will work in pure Perl (using "Math::MatrixReal") or with extra ...

AMBS/Math-Matrix-MaybeGSL-0.007 - 28 Dec 2014 20:16:57 GMT - Search in distribution

PerlGSL - A Collection of Perlish Interfaces to the Gnu Scientific Library

PerlGSL defines both a namespace (with certain goals) and a distribution. The aim is to flexibly and modularly provide the GSL to Perl....

JBERGER/PerlGSL-0.002 - 24 May 2012 16:07:49 GMT - Search in distribution

Alien::GSL - Easy installation of the GSL library

This module is meant to ease the install of the Gnu Scientific Library (GSL). It also provides version checking and build flags via the gsl-config utility....

JBERGER/Alien-GSL-0.0305 - 26 Oct 2011 20:54:15 GMT - Search in distribution
  • Alien::GSL - Easy installation of the GSL library

PDL::Index - an index of PDL documentation

A meta document listing the documented PDL modules and the PDL manual documents...

CHM/PDL-2.008   (2 reviews) - 24 May 2015 23:09:50 GMT - Search in distribution
  • PDL::Func - interpolation, integration, & gradient estimation (differentiation) of functions
  • PDL::Course - A journey through PDL's documentation, from beginner to advanced.
  • PDL::MatrixOps - Some Useful Matrix Operations

PDL::NDBin - Multidimensional binning & histogramming

In scientific (and other) applications, it is frequently necessary to classify a series of values in a number of bins. For instance, particles may be classified according to particle size in a number of bins of, say, 0.01 mm wide, yielding a histogra...

EBAUDREZ/PDL-NDBin-0.017 - 01 Apr 2015 11:44:59 GMT - Search in distribution

Math::Counting - Combinatorial counting operations

Compute the factorial, number of permutations and number of combinations. The ":big" functions are wrappers around "bfac" in Math::BigInt with a bit of arithmetic between. Also the "bperm" function accepts an additional boolean to indicate repetition...

GENE/Math-Counting-0.1304   (1 review) - 30 Aug 2014 13:24:27 GMT - Search in distribution

Math::GSLx::ODEIV2 - DEPRECATED in favor of PerlGSL::DiffEq

This module now serves to provide compatibility to users (are there any) of Math::GSLx::ODEIV2 which is now being developed and released as PerlGSL::DiffEq. Please install that module. NAMESPACE Why the "Math::GSLx::" namespace? Well since Jonathan L...

JBERGER/Math-GSLx-ODEIV2-0.08 - 10 May 2012 16:17:57 GMT - Search in distribution

PerlGSL::DiffEq - A Perlish Interface to Solving ODEs using GSL v1.15+

This module provides a Perl-ish interface to the Gnu Scientific Library's (GSL <http://www.gnu.org/software/gsl/>) ODEIV2 library, (documentation <http://www.gnu.org/software/gsl/manual/html_node/Ordinary-Differential- Equations.html>). This library ...

JBERGER/PerlGSL-DiffEq-0.08 - 09 May 2012 20:09:14 GMT - Search in distribution

Bundle::Math::Interface - Bundle of modules interfacing with math libraries

Bundle of modules interfacing with math libraries. Please have a look at Bundle::Math. If you would like to see a specific module included in a future version of this bundle, please send me an email or use rt.cpan.org....

SMUELLER/Bundle-Math-Interface-1.00 - 04 Apr 2004 15:28:49 GMT - Search in distribution

Math::Vector::Real - Real vector arithmetic in Perl

A simple pure perl module to manipulate vectors of any dimension. The function "V", always exported by the module, allows one to create new vectors: my $v = V(0, 1, 3, -1); Vectors are represented as blessed array references. It is allowed to manipul...

SALVA/Math-Vector-Real-0.17 - 14 Apr 2015 11:31:09 GMT - Search in distribution

Algorithm::KMeans - for clustering multidimensional data

Clustering with K-Means takes place iteratively and involves two steps: 1) assignment of data samples to clusters on the basis of how far the data samples are from the cluster centers; and 2) Recalculation of the cluster centers (and cluster covarian...

AVIKAK/Algorithm-KMeans-2.05 - 12 Dec 2014 01:48:47 GMT - Search in distribution

Statistics::Multtest - Control false discovery rate in multiple test problem

For statistical test, p-value is the probability of false positives. While there are many hypothesis for testing simultaneously, the probability of getting at least one false positive would be large. Therefore the origin p-values should be adjusted t...

JOKERGOO/Statistics-Multtest-0.13 - 28 Apr 2012 03:10:32 GMT - Search in distribution

Bio::Community::Alpha - Calculate the alpha diversity of a community

The Bio::Community::Alpha module calculates alpha diversity, i.e. the diversity contained within a community. Higer alpha diversity values indicate more diverse communities....

FANGLY/Bio-Community-0.001007 - 28 May 2014 06:28:28 GMT - Search in distribution

Statistics::PCA::Varimax - A Perl implementation of Varimax rotation.

Varimax rotation is a change of coordinates used in principal component analysis and factor analysis that maximizes the sum of the variances of the squared loadings matrix. This module exports a single routine 'rotate'. This routine is called in LIST...

DSTH/Statistics-PCA-Varimax-0.0-2 - 16 Dec 2009 16:21:41 GMT - Search in distribution

Algorithm::GoldenSection - Golden Section Search Algorithm for one-dimensional minimisation.

This module is an implementation of the Golden Section Search Algorithm for finding minima of a unimodal function. In order to isolate a minimum of a univariate functions the minimum must first be isolated. Consequently the program first bounds a min...

DSTH/Algorithm-GoldenSection-0.0.2 - 14 Jan 2010 00:27:25 GMT - Search in distribution

Statistics::FactorAnalysis - A Perl implementation of Factor Analysis using the Principal Component Method.

Factor analysis is a statistical method by which the variability of a large set of observed variables is described in terms of a smaller set of unobserved variables termed factors. Factor analysis uses the premise that data observed from such a large...

DSTH/Statistics-FactorAnalysis-0.0-2 - 18 Dec 2009 00:38:34 GMT - Search in distribution

Algorithm::ExpectationMaximization - A Perl module for clustering numerical multi-dimensional data with the Expectation-Maximization algorithm.

Algorithm::ExpectationMaximization is a *perl5* module for the Expectation-Maximization (EM) method of clustering numerical data that lends itself to modeling as a Gaussian mixture. Since the module is entirely in Perl (in the sense that it is not a ...

AVIKAK/Algorithm-ExpectationMaximization-1.22 - 11 Dec 2014 15:38:37 GMT - Search in distribution

Algorithm::LinearManifoldDataClusterer - for clustering data that resides on a low-dimensional manifold in a high-dimensional measurement space

If you are new to machine learning and data clustering on linear and nonlinear manifolds, your first question is likely to be: What is a manifold? A manifold is a space that is locally Euclidean. And a space is locally Euclidean if it allows for the ...

AVIKAK/Algorithm-LinearManifoldDataClusterer-1.01 - 09 Jan 2015 18:39:55 GMT - Search in distribution