Ziel dieser Arbeit war es allgemeine Anforderungen an Dateiformate für die elektronische Publikation von Dokumenten zu formulieren. Anhand dieser Kriterien wurden gängige Formate auf ihre Eignung überprüft. Diese Studienarbeit ...

Today the syntax of many languages is defined by using context-free grammars. These syntax definitions suffer from a major drawback: grammars do not allow the definition of abstract, reusable concept definitions. Especially ...

One of the objectives of the Open Access movement is to establish institutional repositories at universities and other research institutions in order to support self-archiving. Although a lot of software solutions have ...

Peer data management systems (PDMS) are the natural extension of integrated information systems. Conventionally, a single integrating system manages an integrated schema, distributes queries to appropriate sources, and ...

Commercial database management systems (DBMS) have come a long way with respect to efficiency and more recently, with respect to quality and user friendliness. Not only do they provide an efficient means to store large ...

Originally established to merely publish electronic theses and dissertations (ETDs) as well as postdoctoral theses, the edoc server at Humboldt University Berlin (http://edoc.hu-berlin.de/) has become the service platform ...

Information quality plays a crucial role in every application that integrates data from autonomous sources. However, information quality is hard to measure and complex to consider for the tasks of information integration, ...