Connecting different ethnomusicological archives with ethnoArc Maurice Mengel Music Archive of the Ethnological Museum, National Museum in Berlin (EMEM) Technical challenges and developments in 21st century folk music archiving Budapest,
1 Network architectures (OAI) 2 Semantic information retrieval (Semantic Web) 3 ethnoArc
From simple networks to the OAI
Interoperability "the ability of two or more systems or components to exchange information and to use the information that has been exchanged“ (Institute of Electrical and Electronics Engineers. IEEE Standard Computer Dictionary: A Compilation of IEEE Standard Computer Glossaries. New York, NY: 1990)
Interoperability? Archive User exchange
TYPE 1 (typical early library network) data repository single metadata structure several clients for data input several clients for data output
TYPE 2 (“meta network structure”) common metadata structure S3 clients for data input local data repository local data repository clients for data input local metadata structure S1 local metadata structure S2 common data repository clients for data output Variation with distributed searches
Prussian Cultural Heritage Foundation National Museums of Berlin Ethnological Museum music archive Berlin Phonogramm- Archiv other collections other museums other institutions
internal metadata ethnoArc DISMARC BAM Portal GBV
different archive users have different requirements re-use of existing infrastructures (e.g. GBV) to avoid maintenance of own webOPAC not very much work (reuse) …
Since 1990s; e-print community Open Archive Initiative Protocol for Metadata Harvesting (OPI-PMH) Source: Multiple Service Providers Aggregators
Semantic Web
future of the WWW Tim Berners-Lee in 1990s Web of Data Famous stack model
Source:
None of semantic web technologies, but comes with explicit semantic layer rich metadata concept
EU funded in IST FP6 September August 2008 Participants Fraunhofer FOKUS (technology) 4 ethnomusicological archives (Berlin, Bucharest, Budapest, Geneva) Institute for Advanced Studies, Berlin (Coordination) New Europe College, Bucharest (Evaluation)
Researcher tool for users of ethnomusicological archives Accessibility to heterogenously structured archives Distributed approach, no central server Main results: ethnoMARS software Query builder MD structures visualizer Result windows