Category : Publikationen

Written on Apr, 21, 2016 by in ,

Living in a world of biased search engines (Guest Editorial) Lewandowski, D. (2015). Living in a world of biased search engines. Online Information Review, 39(3), 278–280. Download: Preprint / Publisher Version Preview When looking at Internet usage, we see that searching is one of the dominant activities (Purcell et al., 2012), with more than 18 billion queries entered into the …

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Written on Apr, 21, 2016 by in ,

Ranking Search Results in Library Information Systems – Considering Ranking Approaches Adapted From Web Search Engines Behnert, C., & Lewandowski, D. (2015). Ranking search results in library information systems — considering ranking approaches adapted from web search engines. Journal of Academic Librarianship, 41(6), 725–735. Download: Preprint / Publisher Version Abstract For an information retrieval system to be successful, it must …

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Written on Apr, 21, 2016 by in ,

Evaluating Popularity Data for Relevance Ranking in Library Information Systems Plassmeier, K., Borst, T., Behnert, C., & Lewandowski, D. (2015). Evaluating popularity data for relevance ranking in library information systems. Proceedings of the Association for Information Science and Technology, 52(1), 1–4. Download: Publisher Version Abstract In this poster, we present our work in progress to develop a relevance model for …

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Written on Apr, 21, 2016 by in ,

Lebensmittelkontrolle 2.0 Krewinkel, A., Sünkler, S., Lewandowski, D., Finck, N., Tolg, B., Kroh, L. W., … Fritsche, J. (2015). Lebensmittelkontrolle 2.0. Journal für Verbraucherschutz und Lebensmittelsicherheit, 10(S1), 3–7. Download: Preprint / Publisher Version Abstract Der Lebensmittelhandel im Internet erhält eine stetig zunehmende Relevanz im E-Commerce und stellt Überwachungsbehörden vor neue Herausforderungen. Behörden sind dazu verpflichtet, deutsche Lebensmittelhändler nicht nur im …

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Written on Apr, 21, 2016 by in ,

Perspektiven eines Open Web Index Lewandowski, D. (2016). Perspektiven eines Open Web Index. Information – Wissenschaft & Praxis, 67(1), 15–21. Download: Publisher Version Abstract The European search engine market has been dominated by one single search engine, namely Google, for many years. Most commentators agree that this situation is undesirable, and a discussion has started on ways to solve this …

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Written on Apr, 21, 2016 by in ,

Suchmaschinenkompetenz als Baustein der Informationskompetenz Lewandowski, D. (2016). Suchmaschinenkompetenz als Baustein der Informationskompetenz. In W. Sühl-Strohmenger (Hrsg.), Handbuch Informationskompetenz (S. 115–126). Berlin, Boston: De Gruyter. Download: Preprint / Publisher Version Abstract Suchmaschinen sind für viele Nutzer der Zugang zu Informationen im Netz und oft fehlt ihnen die Kenntnis anderer Suchwerkzeuge. In diesem Kapitel wird das Thema Informationskompetenz anhand des Prozesses …

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Written on Apr, 21, 2016 by in ,

Concept for Automated Computer-Aided Identification and Evaluation of Potentially Non-Compliant Food Products Traded via Electronic Commerce Krewinkel, A., Sünkler, S., Lewandowski, D., Finck, N., Tolg, B., Kroh, L. W., … Fritsche, J. (2016). Concept for automated computer-aided identification and evaluation of potentially non-compliant food products traded via electronic commerce. Food Control, 61, 204–212. Download: Preprint / Publisher Version Abstract The …

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Written on Apr, 03, 2016 by in , | Leave a comment

How Relevant is the Long Tail? Schaer, P., Mayr, P., Sünkler, S., & Lewandowski, D. (2016). How Relevant is the Long Tail? In N. Fuhr, P. Quaresma, T. Gonçalves, B. Larsen, K. Balog, C. Macdonald, … N. Ferro (Hrsg.), CLEF 2016 (Bd. 9822, S. 227–233). Cham: Springer International Publishing. Download: Preprint / Publisher Version Abstract Users of web search engines are …

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Written on Apr, 03, 2016 by in , | Leave a comment

System And User Centered Evaluation Approaches in Interactive Information Retrieval (SAUCE 2016) O’Brien, H. L., Ferro, N., Joho, H., Lewandowski, D., Thomas, P., & van Rijsbergen, K. (2016). System And User Centered Evaluation Approaches in Interactive Information Retrieval (SAUCE 2016). In Proceedings of the 2016 ACM on Conference on Human Information Interaction and Retrieval – CHIIR ’16 (S. 337–340). New …

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Written on Dec, 03, 2015 by in

Evaluating Popularity Data for Relevance Ranking in Library Information Systems In this poster, we present our work in progress to develop a relevance model for library information systems, which takes non-textual factors into account. Here we focus on popularity data like citation or usage data. These data contain various biases that need to be corrected so as not to degrade …

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