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2020 – today
- 2024
[j50]Dirk Lewandowski
, Jutta Haider, Olof Sundin:
JASIST Special Issue Editorial: Re-orienting search engine research in information science. J. Assoc. Inf. Sci. Technol. 75(5): 503-511 (2024)- [j49]Helena Häußler, Sebastian Schultheiß, Dirk Lewandowski:
Is googling risky? A study on risk perception and experiences of adverse consequences in web search. J. Assoc. Inf. Sci. Technol. 75(5): 567-580 (2024) - [c28]Sebastian Sünkler, Nurce Yagci, Sebastian Schultheiß, Sonja von Mach, Dirk Lewandowski:
Result Assessment Tool: Software to Support Studies Based on Data from Search Engines. ECIR (5) 2024: 206-211 - 2023
- [b4]Dirk Lewandowski:
Understanding Search Engines. Springer 2023, ISBN 978-3-031-22789-9 - [j48]Dirk Lewandowski, Sebastian Schultheiß:
Public awareness and attitudes towards search engine optimization. Behav. Inf. Technol. 42(8): 1025-1044 (2023) - [j47]Ov Cristian Norocel, Dirk Lewandowski:
Google, data voids, and the dynamics of the politics of exclusion. Big Data Soc. 10(1): 205395172211490 (2023) - [j46]Sebastian Schultheiß, Dirk Lewandowski:
Misplaced trust? The relationship between trust, ability to identify commercially influenced results and search engine preference. J. Inf. Sci. 49(3): 609-623 (2023) - [j45]Sebastian Schultheiß, Dirk Lewandowski, Sonja von Mach, Nurce Yagci:
Query sampler: generating query sets for analyzing search engines using keyword research tools. PeerJ Comput. Sci. 9: e1421 (2023) - [i28]Sebastian Schultheiß, Helena Häußler, Dirk Lewandowski:
Does Search Engine Optimization come along with high-quality content? A comparison between optimized and non-optimized health-related web pages. CoRR abs/2301.10105 (2023) - [i27]Helena Häußler, Sebastian Schultheiß, Dirk Lewandowski:
Is googling risky? A study on risk perception and experiences of adverse consequences in web search. CoRR abs/2305.16990 (2023) - 2022
- [j44]Olof Sundin, Dirk Lewandowski, Jutta Haider:
Whose relevance? Web search engines as multisided relevance machines. J. Assoc. Inf. Sci. Technol. 73(5): 637-642 (2022) - [c27]Nurce Yagci, Sebastian Sünkler, Helena Häußler, Dirk Lewandowski:
A Comparison of Source Distribution and Result Overlap in Web Search Engines. ASIST 2022: 346-357 - [c26]Sebastian Schultheiß, Helena Häußler, Dirk Lewandowski:
Does Search Engine Optimization come along with high-quality content?: A comparison between optimized and non-optimized health-related web pages. CHIIR 2022: 123-134 - [i26]Dirk Lewandowski, Sebastian Schultheiß:
Public awareness and attitudes towards search engine optimization. CoRR abs/2204.10078 (2022) - [i25]Nurce Yagci, Sebastian Sünkler, Helena Häußler, Dirk Lewandowski:
A Comparison of Source Distribution and Result Overlap in Web Search Engines. CoRR abs/2207.07330 (2022) - [i24]Sebastian Schultheiß, Dirk Lewandowski:
Data set of a representative online survey on search engines with a focus on search engine optimization (SEO): a cross-sectional study. F1000Research 11: 376 (2022) - 2021
- [j43]Dirk Lewandowski, Yvonne Kammerer:
Factors influencing viewing behaviour on search engine results pages: a review of eye-tracking research. Behav. Inf. Technol. 40(14): 1485-1515 (2021) - [j42]Dirk Lewandowski, Sebastian Sünkler, Sebastian Schultheiß, Helena Häußler, Ulrike Spree, Christiane Behnert:
The Search Studies Group at Hamburg University of Applied Sciences. Datenbank-Spektrum 21(2): 145-154 (2021) - [j41]Sebastian Schultheiß, Dirk Lewandowski:
How users' knowledge of advertisements influences their viewing and selection behavior in search engines. J. Assoc. Inf. Sci. Technol. 72(3): 285-301 (2021) - [j40]Sebastian Schultheiß, Dirk Lewandowski:
"Outside the industry, nobody knows what we do" SEO as seen by search engine optimizers and content providers. J. Documentation 77(2): 542-557 (2021) - [c25]Stephann Makri, Dana McKay, George Buchanan, Shanton Chang, Dirk Lewandowski, Andrew MacFarlane, Lynne Cole, Sanne Vrijenhoek, Andrés Ferraro:
Search a Great Leveler? Ensuring More Equitable Information Acquisition. ASIST 2021: 613-618 - [c24]Sebastian Schultheiß, Dirk Lewandowski:
(Un)bekannte Akteure auf der Suchergebnisseite? Ein Vergleich zwischen selbst eingeschätzter und tatsächlich vorhandener Suchmaschinenkompetenz deutscher InternetnutzerInnen. ISI 2021: 218-246 - [c23]Sebastian Sünkler, Dirk Lewandowski:
Den Einfluss der Suchmaschinenoptimierung messbar machen: Ein halb-automatisierter Ansatz zur Bestimmung von optimierten Ergebnissen auf Googles Suchergebnisseiten. ISI 2021: 273-298 - [c22]Sebastian Sünkler, Dirk Lewandowski:
Ist die Webseite suchmaschinenoptimiert? Vorstellung eines Online-Tools zur Analyse der Wahrscheinlichkeit der Suchmaschinenoptimierung auf einer Webseite. ISI 2021: 299-306 - [c21]Dirk Lewandowski, Sebastian Sünkler, Nurce Yagci:
The influence of search engine optimization on Google's results: : A multi-dimensional approach for detecting SEO. WebSci 2021: 12-20 - [i23]Sebastian Schultheiß, Dirk Lewandowski:
Misplaced trust? The relationship between trust, ability to identify commercially influenced results, and search engine preference. CoRR abs/2101.09159 (2021) - 2020
- [j39]Dirk Lewandowski, Sebastian Sünkler, Sebastian Schultheiß:
Studies on Search: Designing Meaningful IIR Studies on Commercial Search Engines. Datenbank-Spektrum 20(1): 5-15 (2020)
2010 – 2019
- 2019
- [j38]Joachim Griesbaum, Dirk Lewandowski, Isabella Peters:
Information Science in German-speaking countries. Aslib J. Inf. Manag. 71(3): 306-309 (2019) - [j37]Dirk Lewandowski, Sebastian Sünkler:
What does Google recommend when you want to compare insurance offerings? Aslib J. Inf. Manag. 71(3): 310-324 (2019) - [j36]Dirk Lewandowski:
The web is missing an essential part of infrastructure: an open web index. Commun. ACM 62(4): 24 (2019) - [j35]Dirk Lewandowski, Ulrike Spree:
Die Forschungsgruppe Search Studies an der HAW Hamburg. Inf. Wiss. Prax. 70(1): 1-2 (2019) - [j34]Dirk Lewandowski, Sebastian Sünkler, Friederike Hanisch:
Anzeigenkennzeichnung auf Suchergebnisseiten. Inf. Wiss. Prax. 70(1): 3-14 (2019) - [j33]Christiane Behnert, Kim Plassmeier, Timo Borst, Dirk Lewandowski:
Evaluierung von Rankingverfahren für bibliothekarische Informationssysteme. Inf. Wiss. Prax. 70(1): 14-23 (2019) - [j32]Dirk Lewandowski, Alexandra Krewinkel, Mareike Gleissner, Dorle Osterode, Boris Tolg, Martin Holle, Sebastian Sünkler:
Entwicklung und Anwendung einer Software zur automatisierten Kontrolle des Lebensmittelmarktes im Internet mit informationswissenschaftlichen Methoden. Inf. Wiss. Prax. 70(1): 33-45 (2019) - [j31]Dirk Lewandowski, Sebastian Sünkler:
Das Relevance Assessment Tool. Inf. Wiss. Prax. 70(1): 46-56 (2019) - [i22]Dirk Lewandowski:
The Web is missing an essential part of infrastructure: an Open Web Index. CoRR abs/1903.03846 (2019) - 2018
- [b3]Dirk Lewandowski:
Suchmaschinen verstehen, 2. Auflage. Xpert.press, Springer Vieweg 2018, ISBN 978-3-662-56410-3, pp. 1-311 - [j30]Sebastian Schultheiß, Sebastian Sünkler, Dirk Lewandowski:
We still trust in Google, but less than 10 years ago: an eye-tracking study. Inf. Res. 23(3) (2018) - [j29]Dirk Lewandowski, Friederike Kerkmann, Sandra Ruemmele, Sebastian Sünkler:
An empirical investigation on search engine ad disclosure. J. Assoc. Inf. Sci. Technol. 69(3): 420-437 (2018) - [c20]Dirk Lewandowski, Javed Mostafa, Andrew Dillon, Jim Jansen, Fidelia Ibekwe-Sanjuan, Andrew M. Cox, Samuel K. Chu:
Meet the editors - successfully publishing in information science journals. ASIST 2018: 708-711 - 2017
- [j28]Andreas Henrich, Daniel Blank, Dirk Lewandowski, Theo Härder:
Editorial. Datenbank-Spektrum 17(1): 1-4 (2017) - [j27]Christiane Behnert, Dirk Lewandowski:
A framework for designing retrieval effectiveness studies of library information systems using human relevance assessments. J. Documentation 73(3): 509-527 (2017) - [c19]Sebastian Sünkler, Dirk Lewandowski:
Does it matter which search engine is used? A user study using post-task relevance judgments. ASIST 2017: 405-414 - [c18]Dirk Lewandowski, Sebastian Sünkler, Friederike Kerkmann:
Are Ads on Google Search Engine Results Pages Labeled Clearly Enough? - The Influence of Knowledge on Search Ads on Users' Selection Behaviour. ISI 2017: 62-74 - [i21]Dirk Lewandowski, Friederike Kerkmann, Sandra Ruemmele, Sebastian Sünkler:
An Empirical Investigation On Search Engine Ad Disclosure. CoRR abs/1710.08389 (2017) - [i20]Sebastian Sünkler, Dirk Lewandowski:
Does it matter which search engine is used? A user study using post-task relevance judgments. CoRR abs/1710.08390 (2017) - 2016
- [j26]Dirk Lewandowski:
Perspektiven eines Open Web Index. Inf. Wiss. Prax. 67(1): 15-21 (2016) - [c17]Jamshid Beheshti, Bernard Jim Jansen, Andrew Dillon, Dirk Lewandowski, Javad Mostafa, Julia Khanova, Tom Wilson, Michael Seadle:
Publish or perish: Meet the editors a special panel. ASIST 2016: 1-4 - [c16]Heather L. O'Brien, Nicola Ferro, Hideo Joho, Dirk Lewandowski, Paul Thomas, Keith van Rijsbergen:
System And User Centered Evaluation Approaches in Interactive Information Retrieval (SAUCE 2016). CHIIR 2016: 337-340 - [c15]Philipp Schaer, Philipp Mayr, Sebastian Sünkler, Dirk Lewandowski:
How Relevant is the Long Tail? - A Relevance Assessment Study on Million Short. CLEF 2016: 227-233 - [c14]Dirk Lewandowski:
Die Suchergebnisseite als Dauerwerbesendung? GI-Jahrestagung 2016: 183-193 - [p2]Dirk Lewandowski:
Suchmaschinenkompetenz als Baustein der Informationskompetenz. Handbuch Informationskompetenz 2016: 115-126 - [i19]Philipp Schaer, Philipp Mayr, Sebastian Sünkler, Dirk Lewandowski:
How Relevant is the Long Tail? A Relevance Assessment Study on Million Short. CoRR abs/1606.06081 (2016) - 2015
- [b2]Dirk Lewandowski:
Suchmaschinen verstehen. Xpert.press, Springer 2015, ISBN 978-3-662-44013-1, pp. I-IX, 1-312 - [j25]Dirk Lewandowski:
Evaluating the retrieval effectiveness of web search engines using a representative query sample. J. Assoc. Inf. Sci. Technol. 66(9): 1763-1775 (2015) - [j24]Dirk Lewandowski:
Living in a world of biased search engines. Online Inf. Rev. 39(3) (2015) - [c13]Kim Plassmeier, Timo Borst, Christiane Behnert, Dirk Lewandowski:
Evaluating popularity data for relevance ranking in library information systems. ASIST 2015: 1-4 - [c12]Dirk Lewandowski, Stefanie Haustein:
What Does the German-language Information Science Community Cite? - An Analysis of the German Information Science Handbook "Grundlagen der praktischen Information und Dokumentation". ISI 2015: 93-104 - [i18]Dirk Lewandowski:
Problems with the use of Web search engines to find results in foreign languages. CoRR abs/1511.05798 (2015) - [i17]Dirk Lewandowski:
The Retrieval Effectiveness of Web Search Engines: Considering Results Descriptions. CoRR abs/1511.05800 (2015) - [i16]Nadine Höchstötter, Dirk Lewandowski:
What Users See - Structures in Search Engine Results Pages. CoRR abs/1511.05802 (2015) - [i15]Dirk Lewandowski:
Ranking library materials. CoRR abs/1511.05806 (2015) - [i14]Dirk Lewandowski:
Using Search Engine Technology to Improve Library Catalogs. CoRR abs/1511.05808 (2015) - [i13]Dirk Lewandowski:
Google Scholar as a tool for discovering journal articles in library and information science. CoRR abs/1511.05809 (2015) - [i12]Dirk Lewandowski:
The Influence of Commercial Intent of Search Results on Their Perceived Relevance. CoRR abs/1511.05810 (2015) - [i11]Dirk Lewandowski:
The retrieval effectiveness of search engines on navigational queries. CoRR abs/1511.05812 (2015) - [i10]Dirk Lewandowski:
A Framework for Evaluating the Retrieval Effectiveness of Search Engines. CoRR abs/1511.05817 (2015) - [i9]Georg Singer, Pille Pruulmann-Vengerfeldt, Ulrich Norbisrath, Dirk Lewandowski:
The relationship between internet user type and user performance when carrying out simple vs. complex search tasks. CoRR abs/1511.05819 (2015) - 2014
- [j23]Dirk Lewandowski:
Comparative review. Aslib J. Inf. Manag. 66(4) (2014) - [j22]Dirk Lewandowski:
Die Macht der Suchmaschinen und ihr Einfluss auf unsere Entscheidungen. Inf. Wiss. Prax. 65(4-5): 231-238 (2014) - [i8]Dirk Lewandowski:
Evaluating the retrieval effectiveness of Web search engines using a representative query sample. CoRR abs/1405.2210 (2014) - [i7]Dirk Lewandowski:
Why we need an independent index of the Web. CoRR abs/1405.2212 (2014) - 2013
- [j21]Dirk Lewandowski, Sebastian Sünkler:
Designing search engine retrieval effectiveness tests with RAT. Inf. Serv. Use 33(1): 53-59 (2013) - [j20]Georg Singer, Ulrich Norbisrath, Dirk Lewandowski:
Ordinary search engine users carrying out complex search tasks. J. Inf. Sci. 39(3): 346-358 (2013) - [c11]Dirk Lewandowski:
Verwendung von Skalenbewertungen in der Evaluierung von Web-Suchmaschinen. ISI 2013: 339-348 - [c10]Dirk Lewandowski, Sebastian Sünkler:
Relevance Assessment Tool - Ein Werkzeug zum Design und zur Durchführung von Suchmaschinen-Retrievaltests. ISI 2013: 478-481 - [c9]Dirk Lewandowski:
Suchmaschinenforschung: Möglichkeiten für die Informationswissenschaft. ISI 2013: 486-489 - [p1]Dirk Lewandowski:
Challenges for Search Engine Retrieval Effectiveness Evaluations: Universal Search, User Intents, and Results Presentation. Quality Issues in the Management of Web Information 2013: 179-196 - 2012
- [j19]Georg Singer, Pille Pruulmann-Vengerfeldt, Ulrich Norbisrath, Dirk Lewandowski:
The relationship between Internet user type and user performance when carrying out simple vs. complex search tasks. First Monday 17(6) (2012) - [j18]Dirk Lewandowski, Jessica Drechsler, Sonja von Mach:
Deriving query intents from web search engine queries. J. Assoc. Inf. Sci. Technol. 63(9): 1773-1788 (2012) - [c8]Georg Singer, Ulrich Norbisrath, Dirk Lewandowski:
Ordinary search engine users assessing difficulty, effort, and outcome for simple and complex search tasks. IIiX 2012: 110-119 - [c7]Georg Singer, Ulrich Norbisrath, Dirk Lewandowski:
Impact of Gender and Age on performing Search Tasks Online. MuC 2012: 23-32 - [i6]Georg Singer, Ulrich Norbisrath, Dirk Lewandowski:
An Experiment with Ordinary Web Search Engine Users Carrying Out Complex Search Tasks. CoRR abs/1206.1492 (2012) - [i5]Georg Singer, Ulrich Norbisrath, Dirk Lewandowski:
Impact of Gender and Age on performing Search Tasks Online. CoRR abs/1206.1494 (2012) - [i4]Georg Singer, Ulrich Norbisrath, Dirk Lewandowski:
Ordinary Search Engine Users assessing Difficulty, Effort, and Outcome for Simple and Complex Search Tasks. CoRR abs/1206.2528 (2012) - [i3]Dirk Lewandowski:
Credibility in Web Search Engines. CoRR abs/1208.1011 (2012) - 2011
- [j17]Dirk Lewandowski:
The retrieval effectiveness of search engines on navigational queries. Aslib Proc. 63(4): 354-363 (2011) - [j16]Dirk Lewandowski, Ulrike Spree:
Ranking of Wikipedia articles in search engines revisited: Fair ranking for reasonable quality? J. Assoc. Inf. Sci. Technol. 62(1): 117-132 (2011) - [j15]Dirk Lewandowski:
Editorial: Evaluating Web search engines. Online Inf. Rev. 35(6) (2011) - [c6]Dirk Lewandowski:
The influence of commercial intent of search results on their perceived relevance. iConference 2011: 452-458 - [c5]Georg Singer, Ulrich Norbisrath, Eero Vainikko, Hannu Kikkas, Dirk Lewandowski:
Search-logger analyzing exploratory search tasks. SAC 2011: 751-756 - [i2]Dirk Lewandowski, Ulrike Spree:
Ranking of Wikipedia articles in search engines revisited: Fair ranking for reasonable quality? CoRR abs/1109.0916 (2011) - 2010
- [j14]Dirk Lewandowski:
Google Scholar as a tool for discovering journal articles in library and information science. Online Inf. Rev. 34(2): 250-262 (2010) - [c4]Dirk Lewandowski, Eva Nesbach, Nina Mikley:
Lokale Suchmaschinen-Evaluierung und Gestaltungsempfehlungen. MuC 2010: 73-82
2000 – 2009
- 2009
- [j13]Nadine Höchstötter, Dirk Lewandowski:
What users see - Structures in search engine results pages. Inf. Sci. 179(12): 1796-1812 (2009) - [j12]Dirk Lewandowski:
Ranking library materials. Libr. Hi Tech 27(4): 584-593 (2009) - [c3]Christian Maaß, Dirk Lewandowski:
Frage-Antwort-Dienste als alternativer Suchansatz? ISI 2009: 51-61 - 2008
- [j11]Dirk Lewandowski:
Search engine user behaviour: How can users be guided to quality content? Inf. Serv. Use 28(3-4): 261-268 (2008) - [j10]Dirk Lewandowski:
The retrieval effectiveness of web search engines: considering results descriptions. J. Documentation 64(6): 915-937 (2008) - [j9]Dirk Lewandowski:
A three-year study on the freshness of web search engine databases. J. Inf. Sci. 34(6): 817-831 (2008) - [j8]Dirk Lewandowski:
Problems with the use of web search engines to find results in foreign languages. Online Inf. Rev. 32(5): 668-672 (2008) - [c2]Christian Maaß, Dirk Lewandowski:
Social Bookmarking und Tagging in der Praxis. MuC (Workshopband) 2008: 157-161 - 2007
- [j7]Dirk Lewandowski, Nadine Höchstötter:
Qualitätsmessung bei Suchmaschinen - System- und nutzerbezogene Evaluationsmaße. Inform. Spektrum 30(3): 159-169 (2007) - [i1]Dirk Lewandowski, Philipp Mayr:
Exploring the academic invisible web. CoRR abs/cs/0702103 (2007) - 2006
- [j6]Dirk Lewandowski:
Query types and search topics of German Web search engine users. Inf. Serv. Use 26(4): 261-269 (2006) - [j5]Dirk Lewandowski, Henry Wahlig, Gunnar Meyer-Bautor:
The freshness of web search engine databases. J. Inf. Sci. 32(2): 131-148 (2006) - [j4]Dirk Lewandowski, Philipp Mayr:
Exploring the academic invisible web. Libr. Hi Tech 24(4): 529-539 (2006) - [j3]Dirk Lewandowski:
Suchmaschinen als Konkurrenten der Bibliothekskataloge. ZfBB 53(2): 71-78 (2006) - 2005
- [b1]Dirk Lewandowski:
Web Information Retrieval: Technologien zur Informationssuche im Internet. Heinrich Heine University Düsseldorf, 2005, ISBN 3-925474-55-2, pp. 1-248 - [j2]Dirk Lewandowski:
Web searching, search engines and Information Retrieval. Inf. Serv. Use 25(3-4): 137-147 (2005) - 2004
- [j1]Dirk Lewandowski:
Date-restricted queries in web search engines. Online Inf. Rev. 28(6): 420-427 (2004) - [c1]Dirk Lewandowski:
Datumsbeschränkung bei WWW-Suchanfragen: Eine Untersuchung der Möglichkeiten der zeitlichen Einschränkung von Suchanfragen in den Suchmaschinen Google, Teoma und Yahoo. ISI 2004: 301-316
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