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# Selected Publications

- Helbig, Hermann; Carsten Gnörlich und Johannes Leveling (2000). Natürlichsprachlicher Zugang zu Informationsanbietern im Internet und zu lokalen Datenbanken. In Sprachtechnologie für eine dynamische Wirtschaft im Medienzeitalter (edited by Schmitz, Klaus-Dirk), pp. 79-94. Wien, Austria: TermNet.
- Leveling, Johannes und Hermann Helbig (2001). DFG Projekt NLI Z39.50 - Abschlußbericht und Evaluation. Technischer Bericht, Intelligente Informations- und Kommunikationssysteme, FernUniversität in Hagen.
- Leveling, Johannes und Hermann Helbig (2002). A robust natural language interface for access to bibliographic databases. In Proceedings of the 6th World Multiconference on Systemics, Cybernetics and Informatics (SCI 2002) (edited by Callaos, Nagib; Maurice Margenstern und Belkis Sanchez), Band XI, pp. 133-138. Orlando, Florida: International Institute of Informatics and Systemics (IIIS).
- Leveling, Johannes (2003). University of Hagen at CLEF 2003: Natural language access to the GIRT4 data. In Results of the CLEF 2003 Cross-Language System Evaluation Campaign, Working Notes for the CLEF 2003 Workshop (edited by Peters, C.). Trondheim, Norway: Centromedia.
- Leveling, Johannes (2004). Feedback Mechanisms for a Natural Language Interface: An Application of the Critic Paradigm. In Proceedings of RIAO 2004 (Recherche d'Information Assistee par Ordinateur - Computer assisted information retrieval), pp. 431-446. Avignon, France: Le Centre de Hautes Etudes Internationales d'informatique Documentaire - C.I.D.
- Leveling, Johannes (2004). University of Hagen at CLEF 2003: Natural language access to the GIRT4 data. In Evaluation of Cross-Language Information Retrieval Systems, Fourth Workshop of the Cross-Language Evaluation Forum, CLEF 2003, Revised Papers (edited by Peters, C.; M. Braschler; J. Gonzalo und M. Kluck). Heidelberg: Springer.
- Leveling, Johannes und Sven Hartrumpf (2004). University of Hagen at CLEF 2004: Indexing and Translating Concepts for the GIRT Task. In Results of the CLEF 2004 Cross-Language System Evaluation Campaig, Working Notes for the CLEF 2004 Workshop (edited by Peters, C.). Bath, UK: Centromedia.

# Publications

- Publications of the IICS group

University of Hagen, IICS, Johannes.Leveling@fernuni-hagen.de