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Summary: Models for Metasearch #
Javed A. Aslam
Department of Computer Science
Dartmouth College
6211 Sudikoff Laboratory
Hanover, NH 03755
jaa@cs.dartmouth.edu
Mark Montague
Department of Computer Science
Dartmouth College
6211 Sudikoff Laboratory
Hanover, NH 03755
montague@cs.dartmouth.edu
ABSTRACT
Given the ranked lists of documents returned by multiple
search engines in response to a given query, the problem of
metasearch is to combine these lists in a way which optimizes
the performance of the combination. This paper makes three
contributions to the problem of metasearch: (1) We describe
and investigate a metasearch model based on an optimal
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