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Summary: A Parallel DBMS Approach to IR in TREC-3
David A. Grossman
O ce of Information Technology
3E09 Plaza B
Washington, DC 20505
dgrossm1@mason1.gmu.edu
David O. Holmes
AT&T Global Information Solutions
2 Choke Cherry Road
Rockville, MD 20850
Ophir Frieder
Department of Computer Science
George Mason University
Fairfax, VA
ophir@cs.gmu.edu
Abstract
In this our rst year of TREC participation, we implemented an IR system using an AT&T
DBC-1012 Model 4 parallel relational database machine. We started with the premise that a
relational system could be used to implement an IR system. After implementing a prototype
to verify that premise, we then began to investigate the performance of a parallel relational
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