Category : Publikationen

Written on Oct, 13, 2014 by in ,

Why we need an independent index of the web Lewandowski, D.: Why We Need an Independent Index of the Web. In: König, R.; Rasch, M. (Hrsg.): Society of the Query Reader. Amsterdam : INC, 2014. S. 50-58. Download: Publisher Version Introduction Search engine indexes function as a ‘local copy of the web’, forming the foundation of every search engine. Search engines …

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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.: Evaluating the retrieval effectiveness of web search engines using a representative query sample. In: Journal of the American Society for Information Science and Technology (JASIST) Vol. 66 (2015)  Nr. 9, p. 1763 – 1775. DOI: 10.1002/asi.23304 Download: Preprint / Publisher Version Abstract Search engine retrieval effectiveness …

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Written on May, 13, 2014 by in ,

Wie lässt sich die Zufriedenheit der Suchmaschinennutzer mit ihren Suchergebnissen erklären? Lewandowski, D.: Wie lässt sich die Zufriedenheit der Suchmaschinennutzer mit ihren Suchergebnissen erklären? In: Krah, H.; Müller-Terpitz, R.: Suchmaschinen. Passauer Schriften zur interdisziplinären Medienforschung, Band 4. Münster: LIT, 2014. S. 35-52. Download: Preprint Zusammenfassung Suchmaschinennutzer sind in der Regel sehr zufrieden mit den Ergebnissen der von ihnen präferierten Suchmaschine, insofern …

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Written on May, 13, 2014 by in ,

Wie Nutzer im Suchprozess gelenkt werden: Zwischen technischer Unterstützung und interessengeleiteter Darstellung Lewandowski, D.; Kerkmann, F.; Sünkler, S.: Wie Nutzer im Suchprozess gelenkt werden Zwischen technischer Unterstuetzung und interessengeleiteter Darstellung In: Stark, B.; Dörr, D.; Aufenanger, S. (Hrsg.): Die Googleisierung der Informationssuche – Suchmaschinen im Spannungsfeld zwischen Nutzung und Regulierung. Berlin : de Gruyter, 2014. Im Druck. DOI: 10.1515/9783110338218.75 Download: Preprint / …

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Written on Feb, 07, 2014 by in , | Leave a comment

How Readers Shape the Content of an Encyclopedia: A Case Study Comparing the German Meyers Konversationslexikon (1885-1890) with Wikipedia (2002-2013) Spree, Ulrike: How Readers Shape the Content of an Encyclopedia: A Case Study Comparing the German Meyers Konversationslexikon (1885-1890) with Wikipedia (2002-2013). In: Culture Unbound : Journal of Current Cultural Research; Vol. 6, Article 29, 2014 www.cultureunbound.ep.liu.se/v6/a29/cu14v6a29.pdf Download: Preprint / …

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Written on Feb, 07, 2014 by in , | Leave a comment

Aslib Journal of Information Management: Special Issue: Semantic Search – Guest Editorial Alexander, Fran; Spree, Ulrike (Hgg.): Aslib Journal of Information Management. Special Issue: Semantic Search. Vol. 66, 2014, Nr. 5 (Beginn ab S.473) www.emeraldinsight.com/toc/ajim/66/5 Download: Preprint / Publisher Version Altmetrics

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Written on Oct, 13, 2013 by in ,

Representative online study to evaluate the commitments proposed by Google as part of EU competition investigation AT. 39740-Google Lewandowski, D.; Sünkler, S.: Representative online study to evaluate the commitments proposed by Google as part of EU competition investigation AT. 39740-Google [Report]. Report for Germany Report for Spain Report for France Report for Italy Google Country Comparison Report

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Written on Oct, 13, 2013 by in ,

Designing search engine retrieval effectiveness tests with RAT Lewandowski, D.; Sünkler, S.: Designing search engine retrieval effectiveness tests with RAT. Information Services & Use 33(1), 53-59, 2013. DOI: 10.3233/ISU-130691 Download: Preprint / Publisher Version Abstract We introduce the Relevance Assessment Tool (RAT), which allows researchers to design complex search engine retrieval effectiveness studies. This Web-based tool consists of different modules …

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Challenges for search engine retrieval effectiveness evaluations: Universal search, user intents, and results presentation Lewandowski, D.: Challenges for search engine retrieval effectiveness evaluations: Universal search, user intents, and results presentation. In: Pasi, G.; Bordogna, G.; Jain, L. (eds.): Advanced Techniques in Web Intelligence 3: Quality Issues in the Management of Web Information. Heidelberg: Springer, 2013. S. 179-196. DOI: 10.1007/978-3-642-37688-7_9 Download: Preprint …

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Written on Oct, 13, 2013 by in ,

Ordinary search engine users carrying out complex search tasks Singer, G.; Norbisrath, U.; Lewandowski, D.: Ordinary search engine users carrying out complex search tasks. Journal of Information Science 39(3), 346-358. DOI: 10.1177/0165551512466974 Download: Publisher Version Abstract Web search engines have become the dominant tools for finding information on the Internet. Owing to their popularity, users of all educational backgrounds and professions …

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