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Summary: Presending Documents on the WWW: A Comparative Study
David Albrecht, Ingrid Zukerman and Ann Nicholson
School of Computer Science and Software Engineering
Monash University
Clayton, VICTORIA 3168, AUSTRALIA
fdwa,ingrid,annng@csse.monash.edu.au
Abstract
Users' waiting time for information on the WWW
may be reduced by presending documents they are
likely to request, albeit at a possible expense of addi
tional transmission costs. In this paper, we describe
a prediction model which anticipates the documents a
user is likely to request next, and present a decision
theoretic approach for presending documents based
on the predictions made by this model. We introduce
two evaluation methods which measure the immediate
and the eventual benefit of presending a document.
We use these evaluation methods to compare the per
formance of our decisiontheoretic policy to that of a
naive presending policy, and to identify the domain
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