652 search results - page 63 / 131 » Database Engineering from the Category Theory Viewpoint |
WWW
2003
ACM
14 years 9 months ago
2003
ACM
This paper focuses on the optimization of the navigation through voluminous subsumption hierarchies of topics employed by Portal Catalogs like Netscape Open Directory (ODP). We ad...
SAC
2010
ACM
14 years 3 months ago
2010
ACM
Extensive research activities are recently directed towards the Semantic Web as a future form of the Web. Consequently, Web search as the key technology of the Web is evolving tow...
SIGMOD
2009
ACM
14 years 9 months ago
2009
ACM
Research has investigated mappings among data sources under two perspectives. On one side, there are studies of practical tools for schema mapping generation; these focus on algor...
SIGMOD
2009
ACM
14 years 9 months ago
2009
ACM
views abstract groups of tasks in a workflow into high level composite tasks, in order to reuse sub-workflows and facilitate provenance analysis. However, unless a view is careful...
SIGMOD
2008
ACM
14 years 9 months ago
2008
ACM
The proliferation of network data in various application domains has raised privacy concerns for the individuals involved. Recent studies show that simply removing the identities ...