796 search results - page 147 / 160 » A Formalization of ODMG Queries |
COOPIS
2003
IEEE
14 years 4 months ago
2003
IEEE
Ontologies as means for formally specifying the vocabulary and relationship of concepts are seen playing a key role on the Semantic Web. However, the Web’s distributed nature mak...
SIGIR
2003
ACM
14 years 4 months ago
2003
ACM
In a federated digital library system, it is too expensive to query every accessible library. Resource selection is the task to decide to which libraries a query should be routed....
WEBI
2001
Springer
14 years 3 months ago
2001
Springer
In the proposed data model for XML databases, an XML element is directly represented as a ground (variable-free) XML expression—a generalization of an XML element by incorporatio...
NIPS
2007
14 years 10 days ago
2007
We propose a model that leverages the millions of clicks received by web search engines to predict document relevance. This allows the comparison of ranking functions when clicks ...
CORR
2008
Springer
13 years 11 months ago
2008
Springer
Provenance is information about the origin, derivation, ownership, or history of an object. It has recently been studied extensively in scientific databases and other settings due...