NAME

SNA::Network::Algorithm::PageRank - implementation of the PageRank algorithm

SYNOPSIS

    use SNA::Network;

    my $net = SNA::Network->new();
    $net->load_from_pajek_net($filename);
    ...
    $net->calculate_pageranks();

METHODS

The following methods are added to SNA::Network.

calculate_pageranks

Calculates PageRank values for all nodes. Stores the values under the hash entry pagerank for each node object.

You can pass named parameters to control the algorithm: iterations specifies the number of iterations to use, and defaults to 20. damping specifies the damping factor of PageRank and defaults to 0.15.

AUTHOR

Darko Obradovic, <dobradovic at gmx.de>

BUGS

Please report any bugs or feature requests to bug-sna-network-node at rt.cpan.org, or through the web interface at http://rt.cpan.org/NoAuth/ReportBug.html?Queue=SNA-Network. I will be notified, and then you'll automatically be notified of progress on your bug as I make changes.

SUPPORT

You can find documentation for this module with the perldoc command.

    perldoc SNA::Network

You can also look for information at:

• RT: CPAN's request tracker

  http://rt.cpan.org/NoAuth/Bugs.html?Dist=SNA-Network

• AnnoCPAN: Annotated CPAN documentation

  http://annocpan.org/dist/SNA-Network

• CPAN Ratings

  http://cpanratings.perl.org/d/SNA-Network

• Search CPAN

  http://search.cpan.org/dist/SNA-Network

ACKNOWLEDGEMENTS

COPYRIGHT & LICENSE

Copyright 2009 Darko Obradovic, all rights reserved.

This program is free software; you can redistribute it and/or modify it under the same terms as Perl itself.