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>