1654 search results - page 139 / 331 » Ontology Based Query Processing in Database Management Syste... |
131
Voted
SIGMOD
2011
ACM
14 years 6 months ago
2011
ACM
We study the problem of context-sensitive ranking for document retrieval, where a context is defined as a sub-collection of documents, and is specified by queries provided by do...
121
Voted
BNCOD
2003
15 years 5 months ago
2003
The DynaQuest-Framework should reduce the effort for the creation of Internet-based virtual databases. These virtual databases are a special kind of federated database systems whe...
171
Voted
SOSYM
2002
15 years 3 months ago
2002
Abstract. There is rapidly growing momentum for web enabled agents that reason about and dynamically integrate the appropriate knowledge and services at run-time. The dynamic integ...
113
Voted
DASFAA
2005
IEEE
15 years 9 months ago
2005
IEEE
In an increasingly multilingual world, it is critical that information management tools organically support the simultaneous use of multiple natural languages. A pre-requisite for ...
145
Voted
PODS
2007
ACM
16 years 3 months ago
2007
ACM
We consider the problem of optimizing and executing multiple continuous queries, where each query is a conjunction of filters and each filter may occur in multiple queries. When f...