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CBMS
2006
IEEE
15 years 3 months ago
An Ontology-Driven Mediator for Querying Time-Oriented Biomedical Data
— Most biomedical research databases contain considerable amounts of time-oriented data. However, temporal knowledge about the contextual meaning of such data is not usually repr...
Martin J. O'Connor, Ravi Shankar, Amar K. Das
CAEPIA
2003
Springer
15 years 2 months ago
A Model for Fuzzy Temporal Reasoning on a Database
In decision support systems for Intensive Care Units (ICU), the data management subsystem plays an essential role since the data have a heterogeneous origin. The temporal dimension...
Manuel Campos, José Palma, Roque Marí...
ICDE
1998
IEEE
70views Database» more  ICDE 1998»
15 years 10 months ago
Point-Versus Interval-Based Temporal Data Models
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...
Michael H. Böhlen, Renato Busatto, Christian ...
INFSOF
2006
120views more  INFSOF 2006»
14 years 9 months ago
A comparison of two approaches to utilizing XML in parametric databases for temporal data
The parametric data model captures an object in terms of a single tuple. This feature eliminates unnecessary self-join operations to combine tuples scattered in a temporal relatio...
Seo-Young Noh, Shashi K. Gadia
DAGSTUHL
1997
14 years 10 months ago
Querying the Uncertain Position of Moving Objects
In this paper we propose a data model for representing moving objects with uncertain positions in database systems. It is called the Moving Objects Spatio-Temporal (MOST) data mod...
A. Prasad Sistla, Ouri Wolfson, Sam Chamberlain, S...