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Query Strategies for Priced Information.
Moses Charikar
Ronald Fagin
Venkatesan Guruswami
Jon M. Kleinberg
Prabhakar Raghavan
Amit Sahai
Published in:
J. Comput. Syst. Sci. (2002)
Keyphrases
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user interaction
keywords
query processing
response time
information processing
database
website
data model
end users
contextual information
retrieval process
heterogeneous databases