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Search: Emergent and Extrinsic Semantics

Semantics is a term often used in the search technology and information retrieval community these days. A distinction is drawn between semantic and traditional search, implying that somehow semantic search is a more advanced or sophisticated form. My claim in this article is that there are actually two forms of semantic search: emergent and extrinsic. […]

Fig 1: Semantic Subspaces in a Large Data Space

Hybrid Parallel Classifiers for Managing Big Data with Hierarchies

“Big Data” is one of the latest buzzwords in the IT industry nowadays. Companies are building up huge stores of data running into terabytes and more. Data hierarchies are getting bigger and bigger and more complex. At the same time, search/categorization speeds are also expected to increase. Single classifiers are now unable to deal with […]

Information Retrieval Group, University of Duisburg-Essen

Information Retrieval Group, University of Duisburg-Essen

(This article was co-authored with  Sascha Kriewel, University of Duisburg-Essen.) The Information Retrieval group at the University of Duisburg-Essen is part of the Computer Science and Applied Cognitive Science Department in the Faculty of Engineering Sciences at the University of Duisburg-Essen. The department provides degree programmes in Applied Computer Science as well as in Applied […]

Applied research at the Competence Center Information Retrieval and Machine Learning of DAI Laboratory, TU Berlin

Applied research at the Competence Center Information Retrieval and Machine Learning of DAI Laboratory, TU Berlin

The Distributed Artificial Intelligence (DAI) Laboratory at Technische Universität Berlin, headed by Prof. Dr. Sahin Albayrak, works on providing solutions for a new generation of systems and services to support our everyday life, coined as  “smart services and smart systems”. The institute currently employs over 100 researchers, post-docs, graduate students, and support staff. The main […]

Made in Germany – Information Retrieval Research in Regensburg

These are heady times for the German IR community. Norbert Fuhr’s recent winning of the Salton Prize not only rewarded a fantastic and long-term individual contribution to the field, but has also served to shed light on the whole IR scene in Germany – a fact underlined by this “Made in Germany” series. There are […]

Events Spring 2013

Forthcoming Events Edited By Andy MacFarlane Conferences/Workshops WIMS’13: International Conference on Web Intelligence, Mining and Semantics. Of interest to members working in the area web search, information extract etc. Madrid, Spain, 12-14 June 2013. NAACL-HLT 2013: 14th Annual Meeting of the North American Chapter of the Association for Computational Linguistics. Of interest to members […]

Life of an editorial writer


Fed up with the snow? Tired of writing SIGIR papers?  No exam papers to mark? Then why not take a glass of whisky, sit by the fire and read this new issue of Informer … We have prepared quite a mix of articles this time. We start with an idea that the older readers will remember. […]

"And the award goes to the best dressed man in the room" - Norbert Fuhr receiving the Salton Award at SIGIR 2012

IR Made In Germany – The German IR Special Interest Group

Introduction – IR Made In Germany 2012 marked an exciting year for the German Information Retrieval community, when for the first time ever with Norbert Fuhr a German was awarded the prestigious Gerard Salton Award. Besides being a well-deserved personal award, this brings with it a nice appreciation of the work performed by the German […]

Webis Group, Weimar

Webis Group, Weimar

The Web Technology and Information Systems group, Webis for short (, is part of the media faculty at the Bauhaus-Universität Weimar. The faculty provides, among others, the study course Computer Science and Media (both bachelor and master) and has a strong commitment to research in the field of digital media and information technology. The Webis […]

Information Retrieval between Disciplines: Computer Science and Information Science – The IR group at the University of Hildesheim

Information Retrieval Research in Germany is mainly done within the Computer Science Community represented by the Special Interest Group. But there is also a considerable amount of work done within the smaller Information Science Community in the German speaking countries. The University of Hildesheim forms a link between these otherwise largely distinct communities. Information Science […]

Enterprise Search Europe 2013

The third Enterprise Search Europe conference will take place in London on 15-16 May 2013, chaired by Martin White of Intranet Focus. BCS-IRSG Members can benefit from 20% discount on delegate places. “This year, the conference will focus on 5 key themes,” said Martin White. “SharePoint, the opportunities and challenges of big data, getting the […]

Events Winter 2013

Forthcoming Events Edited By Andy MacFarlane Conferences/Workshops 35th European Conference on Information Retrieval (ECIR 2013). The IRSG’s annual conference. Moscow, Russia, 24-27 March 2013. 1st AISB Symposium on Music and Unconventional Computing. Of interest to members working in the area of music retrieval. University of Exeter, 3-5 April 2013. SDM’13: THE TWELFTH SIAM […]