109 search results - page 4 / 22 » Modeling Data Federations in ORM |
COMPENG
2010
13 years 11 months ago
2010
This paper presents a Knowledge Base System (KBS) as a key component of a federated simulation framework which allows the investigation of (inter)dependencies among Critical Infra...
SEMWEB
2007
Springer
14 years 1 months ago
2007
Springer
We present the architecture of an end-to-end semantic search engine that uses a graph data model to enable interactive query answering over structured and interlinked data collecte...
OTM
2009
Springer
14 years 2 months ago
2009
Springer
IT projects often face the challenge of harmonizing metadata and data so as to have a “single” version of the truth. Determining equivalency of multiple data instances against ...
ICDE
2005
IEEE
14 years 1 months ago
2005
IEEE
Current federated systems deploy cost-based query optimization mechanisms; i.e., the optimizer selects a global query plan with the lowest cost to execute. Thus, cost functions in...
CAISE
2006
Springer
13 years 11 months ago
2006
Springer
The notion of Federated Data Warehouse Architecture was suggested for various reasons: bigger autonomy of divisions in an organization, better adaptation to user needs, bigger effi...