IDS::Algorithm::Presence - earn and.or test for the presence or absence of attributes; based on section 4.5 in the Kruegel and Vigna paper ("SEE ALSO").
A usage synopsis would go here. Since it is not here, read on.
See IDS::Algorithm.pm docs for any functions not described here.
Note that this function does not properly implement the IDS::Algorithm interface.
Copyright 2005-2007, Kenneth Ingham. All rights reserved.
This library is free software; you can redistribute it and/or modify it under the same terms as Perl itself.
Address bug reports and comments to: ids_test at i-pi.com. When sending bug reports, please provide the versions of IDS::Test.pm, IDS::Algorithm.pm, IDS::DataSource.pm, the version of Perl, and the name and version of the operating system you are using. Since Kenneth is a PhD student, the speed of the response depends on how the research is proceeding.
Please report them.
"Anomaly detection of web-based attacks" by Christopher Kruegel and Giovanni Vigna, pages 251--261 in Proceedings of the 10th ACM conference on computer and communications security, ACM Press, 2003, ISBN 1-58113-738-9. http://doi.acm.org/10.1145/948109.948144