413 search results - page 69 / 83 » Optimizing Queries Across Diverse Data Sources |
TCGOV
2005
Springer
14 years 26 days ago
2005
Springer
Growing complexity of the data and processes to be managed, as well as the transition from strict governmental regulation towards autonomy make academic institutions a significant ...
SIGMOD
2009
ACM
14 years 7 months ago
2009
ACM
We consider the problem of collectively approximating a set of sensor signals using the least amount of space so that any individual signal can be efficiently reconstructed within...
COMPUTER
2002
13 years 7 months ago
2002
ions and concepts that let applications access and share resources and services across distributed, wide area networks, while providing common security semantics, distributed resou...
WSNA
2003
ACM
14 years 19 days ago
2003
ACM
—In a sensor network, data routing is tightly coupled to the needs of a sensing task, and hence the application semantics. This paper introduces the novel idea of information-dir...
VLDB
2007
ACM
14 years 7 months ago
2007
ACM
We propose XRPC, a minimal XQuery extension that enables distributed yet efficient querying of heterogeneous XQuery data sources. XRPC enhances the existing concept of XQuery func...