Bounded Queries, Approximations and the Boolean Hierarchy

Published in: Electron. Colloquium Comput. Complex. (1997)

Keyphrases

boolean queries
query processing
query language
efficient processing
real valued
database
web search engines
query logs
range queries
hierarchical structure
exact answers
complex queries
query evaluation
response time
search engine
user defined
user queries
inverted index
probabilistic model
data sources