155 search results - page 3 / 31 » On the Clarification of the Semantics of the Extend Relation... |
ER
1999
Springer
13 years 11 months ago
1999
Springer
Abstract. In this paper, we present the complete classification of recursive relationships and the criteria that contribute to the structural validity of modeling recursive relatio...
DAGSTUHL
2004
13 years 8 months ago
2004
We study a metamodel for the Entity Relationship (ER) and the Relational data model. We do this by describing the syntax of the ER data model by introducing classes for ER schemata...
ER
1995
Springer
13 years 11 months ago
1995
Springer
We describe a (meta) formalism for defining a variety of (object oriented) data models in a unified framework based on a variation of first-order logic. As specific example we use...
WWW
2007
ACM
14 years 8 months ago
2007
ACM
In this paper we extend the state-of-the-art in utilizing background knowledge for supervised classification by exploiting the semantic relationships between terms explicated in O...
CEEMAS
2005
Springer
14 years 29 days ago
2005
Springer
In the AOSE (Agent-Oriented Software Engineering) area, several research efforts are underway to develop appropriate meta-models for agent-oriented methodologies. Meta-models are ...