111 search results - page 9 / 23 » Incomplete Information in Relational Temporal Databases |
PODS
2010
ACM
14 years 1 months ago
2010
ACM
The notion of certain answers arises when one queries incompletely specified databases, e.g., in data integration and exchange scenarios, or databases with missing information. W...
JAPLL
2008
13 years 8 months ago
2008
We introduce a general framework for reasoning with prioritized propositional data by aggregation of distance functions. Our formalism is based on a possible world semantics, wher...
ICDE
1998
IEEE
14 years 10 months ago
1998
IEEE
The association of timestamps with various data items such as tuples or attribute values is fundamental to the management of time-varying information. Using intervals in timestamp...
ACSAC
2001
IEEE
14 years 9 days ago
2001
IEEE
We introduce a new method for detecting intrusions based on the temporal behavior of applications. It builds on an existing method of application intrusion detection developed at ...
DAWAK
2009
Springer
14 years 1 months ago
2009
Springer
Abstract. In the last years, extending OLAP (On-Line Analytical Processing) systems with spatial and temporal features has attracted the attention of of the GIS (Geographic Informa...