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ICDE
2001
IEEE
120views Database» more  ICDE 2001»
16 years 7 months ago
A Split Operator for Now-Relative Bitemporal Databases
The timestamps of now-relative bitemporal databases are modeled as growing, shrinking, or rectangular regions. The shape of these regions makes it a challenge to design bitemporal...
Mikkel Agesen, Michael H. Böhlen, Lasse Pouls...
OTM
2005
Springer
15 years 12 months ago
Inferring Complex Semantic Mappings Between Relational Tables and Ontologies from Simple Correspondences
There are many problems requiring a semantic account of a database schema. At its best, such an account consists of mapping formulas between the schema and a formal conceptual mode...
Yuan An, Alexander Borgida, John Mylopoulos
KES
2004
Springer
15 years 12 months ago
Managing Ontology Evolution Via Relational Constraints
Abstract. Ontology-based modelling is becoming increasingly important in the design of complex knowledge management applications. However, many problems related to large-scale onto...
Paolo Ceravolo, Angelo Corallo, Gianluca Elia, Ant...
BCSHCI
2007
15 years 8 months ago
Using hierarchies to support non-visual access to relational diagrams
This paper describes an approach to support non-visual exploration of graphically represented information. We used a hierarchical structure to organize the information encoded in ...
Oussama Metatla, Nick Bryan-Kinns, Tony Stockman
CODES
2006
IEEE
16 years 16 days ago
A formal approach to robustness maximization of complex heterogeneous embedded systems
Embedded system optimization typically considers objectives such as cost, timing, buffer sizes and power consumption. Robustness criteria, i.e. sensitivity of the system to variat...
Arne Hamann, Razvan Racu, Rolf Ernst