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Querying priced information in databases: The conjunctive case.
Renato Carmo
Tomás Feder
Yoshiharu Kohayakawa
Eduardo Sany Laber
Rajeev Motwani
Liadan O'Callaghan
Rina Panigrahy
Dilys Thomas
Published in:
ACM Trans. Algorithms (2007)
Keyphrases
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databases
database
spatial information
information sources
multimedia databases
domain knowledge
contextual information
information processing
multimedia information
information seeking
information sharing
user interaction
computer systems
information extraction
mobile devices
relational databases
data sets