Category : 2015

Written on Apr, 21, 2016 by in ,

Neue Formen der Relevanz-Sortierung in bibliothekarischen Informationssystemen: Das DFG-Projekt LibRank Abstract The project explores new approaches to relevance ranking in library information systems. Based on insights into the ranking of web search engines, quality-indicating factors, e. g. freshness, popularity and availability, are taken into consideration. The conceptualized methods are being implemented into a test system based on a library’s search …

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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 Zusammenfassung 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 Oct, 12, 2015 by in ,

LibRank – New Approaches for Relevance Ranking in Library Information Systems Abstract The aim of the research project LibRank is to identify, to implement and to systematically evaluate factors for relevance ranking in library information systems. This poster provides a short overview on the main objectives and used research methods with selected first results. Behnert, C. (2015). LibRank: New Approaches …

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Written on Jun, 03, 2015 by in ,

Kerkmann, F., & Lewandowski, D. (Hrsg.). (2015). Barrierefreie Informationssysteme: Zugänglichkeit für Menschen mit Behinderung in Theorie und Praxis. Berlin: De Gruyter. In Zeiten, in denen soziale Einbindung immer häufiger mit digitaler Partizipation einhergeht, hat der barrierefreie Zugang zum Internet und zu zentralen Informationssystemen eine nicht zu unterschätzende Bedeutung für die gleichberechtigte Teilhabe an der Gesellschaft. Dieser Band stellt die Grundlagen …

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Written on Jun, 03, 2015 by in ,

Lewandowski, D. (2015). Suchmaschinen verstehen (1. Aufl.). Berlin, Heidelberg: Springer Berlin Heidelberg. Das Buch betrachtet das Thema Suchmaschinen ausgehend von der täglichen Recherche und führt in die technischen Grundlagen, in Recherchetechniken sowie die gesellschaftlichen und wirtschaftlichen Bedingungen der Recherche im Web ein. Suchmaschinen sind heute die wichtigsten Werkzeuge, um an Informationen zu gelangen. Wir verwenden Suchmaschinen täglich, meist ohne weiter …

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Written on May, 12, 2015 by in ,

What Does the German-language Information Science Community Cite?: An Analysis of the German Information Science Handbook “Grundlagen der praktischen Information und Dokumentation” Lewandowski, D., & Haustein, S. (2015). What Does the German-language Information Science Community Cite? In Proceedings of the 14th International Symposium on Information Science (ISI 2015), Zadar, Croatia, 19th—21st May 2015 (S. 93–104). Glückstadt: Verlag Werner Hülsbusch. Download: …

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Written on May, 13, 2014 by in ,

Evaluating the retrieval effectiveness of Web search engines using a representative query sample Lewandowski, D. (2015). Evaluating the retrieval effectiveness of web search engines using a representative query sample. Journal of the Association for Information Science and Technology, 66(9), 1763–1775. Download: Preprint / Publisher Version Abstract Search engine retrieval effectiveness studies are usually small-scale, using only limited query samples. Furthermore, …

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