This book constitutes the thoroughly refereed post-proceedings of the Metainformatics Symposium, MIS 2003, held in Graz, Austria in September 2003. The 17 revised papers presented were carefully reviewed and selected for inclusion in the book. The topics addressed span the entire range from theoretical considerations of important metainformatics related questions and issues to practical descriptions of approaches and systems that offer assistance in their resolution.

This book constitutes the thoroughly refereed post-proceedings of the Metainformatics Symposium, MIS 2002, held in Esbjerg, Denmark in August 2002.The 15 revised full papers and 3 revised short papers presented together with two introductory articles by the volume editor were carefully reviewed and selected for inclusion in the book. Among the topics addressed are software development, cooperative knowledge management, Web issues, structural computing, content management systems, object-oriented programming, hypermedia, multimedia, metadata, UML, configuration management, Web services, and infrastructure resource management.

This volume contains the final proceedings of the 2004 Metainformatics Symposium (MIS 2004). The event was held during 15–18 September 2004 in Salzburg, Austria at Salzburg Research.