Web service technologies are becoming increasingly important for integrating systems and services. There is much activity and interest around standardization and usage of web serv...
An integrated model-based development approach has to capture the relationship between requirements, design, and implementation models. In the requirements engineering phase, the m...
Today, the Internet can be seen as a global marketplace populated by a huge number of providers and consumers that exchange data from a wide range of domains. A combination of dat...
This paper presents a novel model of co-reference knowledge, which is based on the distinction of (i) a model of a common reality, (ii) a model of an agent's opinion about rea...
A definition of types in an information system is given from ld abstractions through data constructs, schema and definitions to physical data values. Category theory suggests tha...