The Unified Modeling Language UML is a rich language so that it seem not feasible to give a single semantics for the complete language in one ste In order to define the semantics,...
Whilst it is a common task in systems integration to have to transform between di erent semantic data models, such inter-model transformations are often speci ed in an ad hoc manne...
Face recognition with partial face images is an important problem in face biometrics. The necessity can arise in not so constrained environments such as in surveillance video, or p...
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...
Abstract. Petri nets are widely used for modeling and analyzing workflows. Using the token-game semantics, Petri net-based workflow models can be analyzed before the model is actua...