Günter Robbert
University of Bayreuth
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Featured researches published by Günter Robbert.
Informatik - Forschung Und Entwicklung | 2002
Henrike Berthold; Frank Binkowski; Andreas Henrich; Silvia Hollfelder; Wolfgang Lindner; Ulrich Marder; Klaus Meyer-Wegener; Günter Robbert
In dieser Rubrik erscheinen in unregelmasiger Folge Kurzdarstellungen geplanter, laufender oder abgeschlossener Projekte. Die Darstellungen werden in der Regel von den Projektbeteiligten geliefert. Die Auswahl erfolgt durch die Herausgeber. Dabei wird die Bedeutung des Projekts fur die Fortentwicklung der Informatik das Hauptkriterium sein. Bei geplanten und laufenden Projekten ist ein wichtiges Kriterium derWunsch, Kontakte zu etablieren und die Zusammenarbeit zwischen verschiedenen Gruppen zu fordern. Bei abgeschlossenen Projekten geht es primar um die Vermittlung von Erfahrungen und Ergebnissen, die sich nicht fur die Veroffentlichung in redaktionellen Beitragen eignen.
database and expert systems applications | 2003
Andreas Henrich; Günter Robbert
When dealing with structured multimedia documents the typical query is no longer an exact match query, but a best match or similarity query yielding a ranking for the required objects. To process such queries different components are needed — namely, rankers delivering a sorting of objects of a given type with respect to a single similarity criterion, combiners merging multiple rankings over the same set of objects and transferers transferring a ranking for objects of a given type to related objects. In the literature various approaches for these single components have been presented. However, the integration of the components into a comprehensive approach for complex similarity queries has hardly been addressed. In this paper we propose IRstream as a retrieval engine for the stream-oriented processing of complex similarity queries. This retrieval engine is intended to complement traditional query processing techniques for queries dominated by similarity conditions. It utilizes rankers, combiners and transferers and it is implemented on top of an ORDBMS. We describe the concept and the architecture of the system and state some experimental results.
Archive | 2001
Andreas Henrich; Günter Robbert
advances in databases and information systems | 2000
Andreas Henrich; Günter Robbert
Archive | 1996
Heiko Thimm; Ulrich Marder; Günter Robbert; Klaus Meyer-Wegener
BTW | 2003
Andreas Henrich; Günter Robbert
Multimedia Information Systems | 2001
Andreas Henrich; Günter Robbert
Multimedia Information Systems | 2003
Andreas Henrich; Günter Robbert
Lecture Notes in Computer Science | 2003
Andreas Henrich; Günter Robbert
INEX Workshop | 2002
Andreas Henrich; Günter Robbert