Norbert Gövert > RePrec-0.032 > RePrec::EP_ND

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NAME ^

RePrec::EP_ND - compute precision values

SYNOPSIS ^

  (see RePrec(3))

DESCRIPTION ^

Computation of precision values according to the Expected Precision measure (user standpoint: stop at a given number of documents retrieved). Equivalent to this measure is the Probability of relevance (PRR) measure with the same user standpoint.

METHODS ^

Mainly see RePrec(3). The precision function gives an unique interpretation for each recall point. Precision can be computed for each simple recall point only.

BUGS ^

Yes. Please let me know!

SEE ALSO ^

RePrec(3), perl(1).

AUTHOR ^

Norbert Gövert <goevert@ls6.cs.uni-dortmund.de>

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