888 search results - page 124 / 178 » Query expansion using associated queries |
ICDE
2001
IEEE
14 years 11 months ago
2001
IEEE
We propose an extension to current view-based mediator systems called model-based mediation, in which views are defined and executed at the level of conceptual models (CMs) rather...
CIKM
2007
Springer
14 years 4 months ago
2007
Springer
Implicit feedback algorithms utilize interaction between searchers and search systems to learn more about users’ needs and interests than expressed in query statements alone. Th...
CINQ
2004
Springer
14 years 1 months ago
2004
Springer
Abstract. Solving inductive queries which have to return complete collections of patterns satisfying a given predicate has been studied extensively the last few years. The specific...
COOPIS
2004
IEEE
14 years 1 months ago
2004
IEEE
Semantically heterogeneous and distributed data sources are quite common in several application domains such as bioinformatics and security informatics. In such a setting, each dat...
AMW
2009
13 years 11 months ago
2009
Abstract. Peer data sharing systems use either schema-level or data-level mappings to resolve schema as well as data heterogeneity among data sources (peers). Schema-level mappings...