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A Note on: "An Optimal Evaluation of Boolean Expressions in an Online Query System".
Ehud Gudes
Anthony Hoffman
Published in:
Commun. ACM (1979)
Keyphrases
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boolean expressions
data structure
query processing
query expansion
database
user defined
query evaluation
data sources
relevance feedback
normal form
indexing techniques
user queries
inverted lists
access methods
database queries
information retrieval systems
databases