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IJWIS
2007
13 years 7 months ago
2007
— Purpose: To investigate and identify the patterns of interaction between searchers and search engine during Web searching. Design: We examined 2,465,145 interactions from 534,5...
SIGMOD
2004
ACM
14 years 7 months ago
2004
ACM
Peer data management systems (PDMS) offer a flexible architecture for decentralized data sharing. In a PDMS, every peer is associated with a schema that represents the peer's...
ADBIS
2004
Springer
14 years 23 days ago
2004
Springer
Abstract. Query reformulation techniques based on semantic knowledge have been used in two ways in database management systems, namely for query optimization and for data integrati...
DEXAW
1998
IEEE
13 years 11 months ago
1998
IEEE
Materialized views offer opportunities for significant performance gain in query evaluation by providing fast access to pre-computed data. The question of when and how to use a ma...
CLEF
2011
Springer
12 years 7 months ago
2011
Springer
Abstract. We propose a generative model for automatic query reformulations from an initial query using the underlying subtopic structure of top ranked retrieved documents. We addre...