Robert Strötgen

Robert Strötgen
Technische Universität Braunschweig · University Library

Dipl. Inf.-Wiss., M.A.

About

24
Publications
837
Reads
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46
Citations
Additional affiliations
June 2008 - December 2014
Georg-Eckert-Institut für internationale Schulbuchforschung
Position
  • Head of Department
Education
October 1996 - October 1998
Universität Konstanz
Field of study
  • Information Science
October 1992 - September 1996
University of Hamburg
Field of study
  • History
April 1990 - September 1992
University of Bonn
Field of study
  • History

Publications

Publications (24)
Chapter
The purpose of this paper is to present the steps on the way of finding a suitable classification system for subject indexing of textbooks and to integrate this into a resource discovery system. Textbooks are usually not indexed at great length. Yet, the research library of the Georg Eckert Institute has a unique status regarding the range of colle...
Article
In the latest decade, many scientific networks were established in different disciplines. Virtual research environnments emerged which intend to efffectively support scientists in the research process by allowing international interaction, cooperation and communication. Little research has been connducted on the acceptance of virtual research envir...
Article
The Georg Eckert Institute for International Textbook Research. Member of the Leibniz Association (GEI) has continually expanded its digital research infrastructure since 2008, which has enabled it to support the ever-growing requirements of a modern research infrastructure. The department for Digital Information and Research Infrastructure works i...
Article
Full-text available
The first step to handle semantic heterogeneity should be the attempt to enrich the semantic information about documents, i.e. to fill up the gaps in the documents meta-data automatically. Section 2 describes a set of cascading deductive and heuristic extraction rules, which were developed in the project CARMEN for the domain of Social Sciences. Th...
Article
Full-text available
Die wachsenden Datenmengen im Internet und das sich verändernde Informationsverhalten von Benutzern stellen eine große Herausforderung für Bibliotheken und andere Informationsanbieter dar. Das virtuelle Bibliotheksregal MyShelf erlaubt Benutzern einen flexiblen Zugriff durch das Wechseln zwischen verschiedenen Ontologien (Ontology Switching). Diese...
Article
The arts and humanities are facing new challenges within continuing globalisation and our 'information society'. Individual and collective networks as well as research associations must be lent increased efficiency via information and communication technology (ICT). New publication forms, extended media options and digital libraries are currently c...
Conference Paper
Full-text available
Experiments with the analysis and extraction of the HTML structure of web documents were carried out for WebCLEF 2006. In addition, blind relevance feedback was applied. As for WebCLEF 2005, a language indepen dent indexing strategy was pursued. We experimented with HTML title, H1 element and other elements emphasizing text. Our index contained tit...
Conference Paper
Full-text available
In the CLEF 2005 initiative, multlingual web retrieva l was integrated as a task for the first time. This paper describes experiments bas ed on one multilingual index carried out at the University of Hildesheim. Severa l indexing strategies based on a multi-lingual index have been tested with the EuroGO V corpus. Boosting topic fields with higher w...
Conference Paper
Full-text available
This paper describes the development of a question answering system for mono- lingual and cross-lingual tasks for the languages English and German. We developed the question answering system from a document and retrieval focused perspective. The system consists of question and answering taxonomies, named entity recognition, term expansion modules,...
Conference Paper
Full-text available
The project CARMEN 1 (“Content Analysis, Retrieval and Metadata: Effective Networking”) aimed among other goals at improving the expansion of searches in bibliographic databases into Internet searches. We pursued a set of different approaches to the treatment of semantic heterogeneity (meta-data extraction, query translation using statistic relatio...
Conference Paper
Full-text available
The project CARMEN ("Content Analysis, Retrieval and Metadata: Effective Networking") aimed among other goals at improving the expansion of searches in bibliographic databases into Internet searches. We pursued a set of different approaches to the treatment of semantic heterogeneity (meta-data extraction, query translation using statistic relations...
Article
Full-text available
among other goals - at improving the expansion of searches in bibliographic databases into Internet searches. We pursued a set of different approaches to the treatment of semantic heterogeneity (meta-data ex- traction, query translation using statistic relations and cross-concordances). This paper describes the con- cepts and implementation of thes...
Article
Full-text available
Die Sonderfördermaßnahme CARMEN (Content Analysis, Retrieval and Metadata: Effective Networking) zielt im Rahmen des vom BMB+F geförderten Programms GLOBAL INFO darauf ab, in der heutigen dezentralen Informationswelt geeignete Informationssysteme für die verteilten Datenbestände in Bibliotheken, Fachinformationszentren und im Internet zu schaffen....
Article
Full-text available
Durch eine zunehmende Professionalisierung der Arbeit im Museum bei einer gleichzeitig dünner werdenden Personaldecke wird es für Museen immer wichtiger Erfahrungen auszutauschen und Expertinnen und Experten zu Rate zu ziehen. Konzepte des Wissensmanagements sollen nun für das Museumswesen genutzt werden. In dieser Arbeit wird ein »Knowledge Manage...
Article
Semantic heterogeneity can be defined as the use of different documentation languages or ontologies for different document sets in digital libraries or other integrated document collections. Automatic translation between terms of different ontologies ("ontology switching") is one approach to solve this problem. The underlying statistical methods ba...
Article
Full-text available
Zusammenfassung Question Answering Systeme versuchen, zu konkreten Fragen eine korrekte Antwort zu liefern. Dazu durchsuchen sie einen Dokumentenbestand und ex-trahieren einen Bruchteil eines Dokuments. Dieser Beitrag beschreibt die Ent-wicklung eines modularen Systems zum multilingualen Question Answering. Die Strategie bei der Entwicklung zielte...

Projects

Project (1)
Archived project
Support research by historians on educational media using user research and optimized interfaces.