Hasso-Plattner-Institut für
Softwaresystemtechnik GmbH

Universität Potsdam
Prof.-Dr.-Helmert-Str. 2-3
D-14482 Potsdam
Germany 

office:      H-1.38
phone:     +49 (0)331-5509-547
fax:         +49 (0)331-5509-325
       browse myfoaf
email:     johannes.hercher(at)hpi.uni-potsdam.de 

Interests

Semantic Web, Vocabulary Alignment & Automatic Indexing, Multimedia Retrieval in Digital Libraries, Information Architecture, User Generated Metadata

• Semantic Web Research
• Lecture: Semantic Web (Übung)
• Seminar: LOD Application Engineering

Projects 

MEDIAGLOBE - the digital archive is part of the THESEUS research program initiated by the German Federal Ministry of Economy and Technology (BMWi). MEDIAGLOBE deals with digitization, analysis, and semantic retrieval of historical, documentary audiovisual content. 

Publications

Johannes Hercher, Marcel Ruhl, Harald Sack:
 Quo vadis nutzergenerierte Metadaten? In Social Media and Web Science, 2. DGI Konferenz, 64. Jahrestagung der DGI, Frankfurt a. M., Mar. 22.-23., 2012, Düsseldorf, Germany Deutsche Gesellschaft für Informationswissenschaft und Informationspraxis, Frankfurt, (to appear). [local copy | citation (BibTex)]

Johannes Hercher, A. Mitzscherlich, Harald Sack: 
 Bestandsanalyse, Metadaten und Systematisierung. Vogel, A. & Effenberg, P. (Eds.) Digitalisierungsfibel, Leitfaden für audiovisuelle Archive, Potsdam, Germany, transfermedia,  2011, pp. 82-101. [local copy | citation (BibTex)]

Johannes Hercher, Harald Sack, Jörg Waitelonis: 
 Building a Research Context with Linked Bibliographic Data, OFKN Open Bibliographic Data Challenge,  Feb. 18, 2011. [local copy (PDF) | citation (BibTex)]

J. Waitelonis, M. Knuth, L. Wolf, J. Hercher, H. Sack:
 The Path is the Destination - Enabling a New Search Paradigm with Linked Data. In Proc. of the Workshop on Linked Data in the Future Internet at the Future Internet Assembly, December 16-17, 2010, Ghent, Belgium, CEUR Workshop Proceedings Vol. 700, 2010. (ISSN 1613-0073) [local copy (PDF) | citation (BibTex)]

J. Hercher, H. Sack:
Indexing German Audiovisual Heritage — SKOSification Made Easy, In 9th European NKOS Workshop at the 14th ECDL Conference, 9-10 September 2010, Glasgow, Scotland, 2010. [local copy (PDF) | citation (BibTex)] 

J. Waitelonis, H. Sack, Z. Kramer, J. Hercher:
Semantically Enabled Exploratory Video Search. In Proc. of the 3rd Int. (WWW), 26-30 April 2010, Raleigh, NC, USA, Semantic Search Workshop at the 19th Int. World Wide Web Conf., ACM, 2010, pp. 1-8. (ISBN 978-1-4503-0130-5) [local copy (PDF) | citation (BibTex)]

Other Activities

Invited talk: 22.03.2011: Johannes Hercher, "Semantische Suche im audiovisuellen Kulturerbe – Das Projekt mediaglobe", 2. I-Science Tage, March 22th, 2011, University of Applied Sciences, Potsdam.

11.03.2011: Johannes Hercher, "Semantische Suche in vernetzten Filmkollektionen" (barcamp session), 4th Bibcamp, March 11th, 2011, Hamburg University of Applied Sciences, Hamburg.

17.02.2011: Johannes Hercher, Harald Sack, Jörg Waitelonis: "Building a Research Context with Linked Bibliographic Data", Participation in  Open Biblio Challenge 2011 of the Open Knowledge Foundation (OFKN) (challenge is still running).

Memberships

dgi - DGI Deutsche Gesellschaft für Informationswissenschaft und Informationspraxis e.V.

vfm - Verein für Medieninformation und -dokumentation