Research

Selected publications

Articles
Research Papers
Conference Items
Books
Book Sections
Encyclopedia Articles
Journals

Koncar, P., Santos, T., Strohmaier, M. und Helic, D. (2022). Correction to: On the application of the Two-Factor Theory to online employer reviews. Journal of Data, Information and Management, 1.
Koncar, P., Santos, T., Strohmaier, M. und Helic, D. (2021). On the application of the Two-Factor Theory to online employer reviews. Journal of Data, Information and Management, 1-23.
Neuhäuser, L., Stamm, F. I., Lemmerich, F., Schaub, M. T. und Strohmaier, M. (2021). Simulating systematic bias in attributed social networks and its effect on rankings of minority nodes. Applied Network Science, 6, 1-22.
Smirnov, I., Lemmerich, F. und Strohmaier, M. (2021). Quota-based debiasing can decrease representation of the most under-represented groups. Royal Society Open Science, 8, 1-5.
Wagner, C., Strohmaier, M., Olteanu, A., Kiciman, E., Contractor, N. und Eliassi-Rad, T. (2021). Measuring algorithmically infused societies. Nature, 595, 197-204.
Lazer, D. M. J., Pentland, A., Watts, D. J., Aral, S., Athey, S., Contractor, N., Deen, F., González-Bailón, S., King, G., Margetts, H., Nelson, A., Salganik, M. J., Strohmaier, M., Vespignani, A. und Wagner, C. (2020). Computational social science: Obstacles and opportunities. Science, 369, 1060-1062.
Dimitrov, D., Lemmerich, F., Flöck, F. und Strohmaier, M. (2019). Different topic, different traffic: How search and navigation interplay on Wikipedia. The Journal of Web Science, 6, 1-15.
Lee, E., Karimi, F., Wagner, C., Jo, H.-H., Strohmaier, M. und Galesic, M. (2019). Homophily and minority-group size explain perception biases in social networks. Nature Human Behaviour, 3, 1078-1087.
Posch, L., Bleier, A., Lechner, C. M., Danner, D., Flöck, F. und Strohmaier, M. (2019). Measuring motivations of crowdworkers: The multidimensional crowdworker motivation scale. ACM Transactions on Social Computing, 2, 1-34.
Santos, T., Lemmerich, F., Strohmaier, M. und Helic, D. (2019). What's in a review: Discrepancies between expert and amateur reviews of video games on Metacritic. Proceedings of the ACM on Human-Computer Interaction, 3, 1-22.
Santos, T., Walk, S., Kern, R., Strohmaier, M. und Helic, D. (2019). Activity archetypes in question-and-answer (Q8A) websites—A study of 50 Stack Exchange instances. ACM Transactions on Social Computing, 2, 1-23.
Spina, D., Zubiagab, A., Sheth, A. und Strohmaier, M. (2019). Processing social media in real-time. Information Processing & Management, 56, 1081-1083.
Karimi, F., Génois, M., Wagner, C., Singer, P. und Strohmaier, M. (2018). Homophily influences ranking of minorities in social networks. Scientific Reports, 8, 1-12.
Stier, S., Bleier, A., Lietz, H. und Strohmaier, M. (2018). Election campaigning on social media: Politicians, audiences, and the mediation of political communication on Facebook and Twitter. Political Communication, 35, 50-74.
Becker, M., Lemmerich, F., Singer, P., Strohmaier, M. und Hotho, A. (2017). MixedTrails: Bayesian hypothesis comparison on heterogeneous sequential data. Data Mining and Knowledge Discovery : DMKD, 31, 1359-1390.
Espín-Noboa, L., Lemmerich, F., Strohmaier, M. und Singer, P. (2017). JANUS: A hypothesis-driven Bayesian approach for understanding edge formation in attributed multigraphs. Applied Network Science, 2, 1-20.
Lamprecht, D., Lerman, K., Helic, D. und Strohmaier, M. (2017). How the structure of Wikipedia articles influences user navigation. The New Review of Hypermedia and Multimedia, 23, 29-50.
Lamprecht, D., Strohmaier, M. und Helic, D. (2017). A method for evaluating discoverability and navigability of recommendation algorithms. Computational Social Networks, 4, 1-26.
Singer, P., Helic, D., Hotho, A. und Strohmaier, M. (2017). A Bayesian method for comparing hypotheses about human trails. ACM Transactions on the Web : TWEB, 11, 1-29.
Stier, S., Posch, L., Bleier, A. und Strohmaier, M. (2017). When populists become popular: comparing Facebook use by the right-wing movement Pegida and German political parties. Information, Communication & Society : ICS, 20, 1365-1388.
Doerfel, S., Zoller, D., Singer, P., Niebler, T., Hotho, A. und Strohmaier, M. (2016). What users actually do in a social tagging system: A study of user behavior in BibSonomy. ACM Transactions on the Web : TWEB, 10, 1-32.
Fukazawa, Y., Kröll, M., Strohmaier, M. und Ota, J. (2016). IR based task-model learning: Automating the hierarchical structuring of tasks. Web Intelligence : WI, 14, 31-41.
Posch, L., Schaer, P., Bleier, A. und Strohmaier, M. (2016). A system for probabilistic linking of thesauri and classification systems. Künstliche Intelligenz : KI, 30, 193-196.
Samoilenko, A., Karimi, F., Edler, D., Kunegis, J. und Strohmaier, M. (2016). Linguistic neighbourhoods: explaining cultural borders on Wikipedia through multilingual co-editing activity. EPJ Data Science, 5, 1-20.
Singer, P., Ferrara, E., Kooti, F., Strohmaier, M. und Lerman, K. (2016). Evidence of online performance deterioration in user sessions on Reddit. PLOS ONE, 11, 1-16.
Walk, S., Helic, D., Geigl, F. und Strohmaier, M. (2016). Activity dynamics in collaboration networks. ACM Transactions on the Web : TWEB, 10, 1-32.
Lamprecht, D., Strohmaier, M., Helic, D., Nyulas, C., Tudorache, T., Noy, N. F. und Musen, M. A. (2015). Using ontologies to model human navigation behavior in information networks: A study based on Wikipedia. Semantic Web, 6, 403-422.
Walk, S., Singer, P., Strohmaier, M., Helic, D., Noy, N. F. und Musen, M. A. (2015). How to apply Markov chains for modeling sequential edit patterns in collaborative ontology-engineering projects. International Journal of Human-Computer Studies : IJHCS, 84, 51-66.
Singer, P., Helic, D., Taraghi, B. und Strohmaier, M. (2014). Detecting memory and structure in human navigation patterns using Markov chain models of varying order. PLOS ONE, 9, 1-21.
Strohmaier, M. und Wagner, C. (2014). Computational social science for the World Wide Web. IEEE Intelligent Systems, 29, 84-88.
Wagner, C., Singer, P. und Strohmaier, M. (2014). The nature and evolution of online food preferences. EPJ Data Science, 3, 1-22.
Wagner, C., Singer, P., Strohmaier, M. und Huberman, B. A. (2014). Semantic stability and implicit consensus in social tagging streams. IEEE Transactions on Computational Social Systems, 1, 108-120.
Walk, S., Singer, P., Strohmaier, M., Tudorache, T., Musen, M. A. und Noy, N. F. (2014). Discovering beaten paths in collaborative ontology-engineering projects using Markov chains. Journal of Biomedical Informatics : JBI, 51, 254-271.
Weller, K. und Strohmaier, M. (2014). Social media in academia: How the Social Web is changing academic practice and becoming a new source for research data. Information Technology : IT, 56, 203-206.
Archambault, D., Bouwmeester, R., Cabulea, C., Daly, E. M., Di Lorenzo, G., Rijke, M., Harrigan, M., Kandogan, E., Muller, M., Naaman, M., Quercia, D., Spina, D., Strohmaier, M. und Zubiagab, A. (2013). Reports on the workshops held at the Sixth International AAAI Conference on Weblogs and Social Media. AI Magazine, 34, 101-103.
Mylonas, P., Anagnostopoulos, I., Bobillo, F., Strohmaier, M. und Houben, G.-J. (2013). Guest editorial preface : Special issue on semantic social media dynamics. International Journal on Semantic Web and Information Systems : IJSWIS, 9, iv-viii.
Schoen, H., Gayo-Avello, D., Metaxas, P. T., Mustafaraj, E., Strohmaier, M. und Gloor, P. (2013). The power of prediction with social media. Internet Research, 23, 528-543.
Singer, P., Niebler, T., Strohmaier, M. und Hotho, A. (2013). Computing semantic relatedness from human navigational paths: A case study on Wikipedia. International Journal on Semantic Web and Information Systems : IJSWIS, 9, 41-70.
Strohmaier, M., Walk, S., Pöschko, J., Lamprecht, D., Tudorache, T., Nyulas, C., Musen, M. A. und Noy, N. F. (2013). How ontologies are made: Studying the hidden social dynamics behind collaborative ontology engineering projects. Journal of Web Semantics, 20, 18-34.
Walk, S., Pöschko, J., Strohmaier, M., Andres, K., Tudorache, T., Noy, N. F., Nyulas, C. und Musen, M. A. (2013). PragmatiX: An interactive tool for visualizing the creation process behind collaboratively engineered ontologies. International Journal on Semantic Web and Information Systems : IJSWIS, 9, 45-78.
Strohmaier, M., Helic, D., Benz, D., Körner, C. und Kern, R. (2012). Evaluation of folksonomy induction algorithms. ACM Transactions on Intelligent Systems and Technology : TIST, 3, 1-22.
Strohmaier, M. und Kröll, M. (2012). Acquiring knowledge about human goals from Search Query Logs. Information Processing & Management, 48, 63-82.
Strohmaier, M., Körner, C. und Kern, R. (2012). Understanding why users tag: A survey of tagging motivation literature and results from an empirical study. Journal of Web Semantics, 17, 1-11.

Génois, M., Zens, M., Lechner, C. M., Rammstedt, B. und Strohmaier, M. (2019). Building connections: How scientists meet each other during a conference. Köln ; Mannheim: GESIS – Leibniz-Institut für Sozialwissenschaften.

Ahnert, G., Smirnov, I., Lemmerich, F., Wagner, C. und Strohmaier, M. (2021). The FairCeptron: A framework for measuring human perceptions of algorithmic fairness. In , UMAP ’21 : adjunct publication of the 29th ACM Conference on User Modeling, Adaptation and Personalization : June 21–25, 2020, Utrecht, Netherlands (S. 401-403). , Association for Computing Machinery: New York, NY.
Brückner, S., Lemmerich, F. und Strohmaier, M. (2021). Inferring sociodemographic attributes of Wikipedia editors: State-of-the-art and implications for editor privacy. In , The Web Conference 2021 : Companion of The World Wide Web Conference WWW 2021, April 19–23, 2021 Ljubljana, Slovenia (S. 616-622). , ACM: New York, NY.
Mattern, J., Qiao, Y., Kerz, E., Wiechmann, D. und Strohmaier, M. (2021). FANG-COVID: A new large-scale benchmark dataset for fake news detection in German. In , FEVER : Fact Extraction and VERification – proceedings of the fourth workshop, November 10, 2021, Punta Cana, Dominican Republic : EMNLP 2021 (S. 78-91). , Association for Computational Linguistics (ACL): Stroudsburg, PA.
Moldon, L., Strohmaier, M. und Wachs, J. (2021). How gamification affects software developers: Cautionary evidence from a natural experiment on GitHub. In , 2021 IEEE/ACM 43rd International Conference on Software Engineering : ICSE 2021, virtual (originally Madrid, Spain) 25–28 May 2021, proceedings (S. 549-561). , IEEE Computer Society: Piscataway, NJ.
Stamm, F. I., Becker, M., Strohmaier, M. und Lemmerich, F. (2021). Redescription Model Mining. In , KDD ’21 : Proceedings of the 27th ACM SIGKDD Conference on Knowledge Discovery and Data Mining, August 14–18, 2021, virtual event, Singapore (S. 1521-1529). , ACM: New York, NY.
Mathew, B., Sikdar, S., Lemmerich, F. und Strohmaier, M. (2020). The POLAR framework: Polar opposites enable interpretability of pre-trained word embeddings. In , The Web Conference 2020 : Proceedings of The World Wide Web Conference WWW 2020, April 20–24, 2020, Taipei, Taiwan (S. 1548-1558). , ACM: New York, NY.
Popović, R., Lemmerich, F. und Strohmaier, M. (2020). Joint multiclass debiasing of word embeddings. In , Foundations of intelligent systems : 25th International Symposium, ISMIS 2020, Graz, Austria, September 23–25, 2020, proceedings (S. 79-89). Lecture Notes in Computer Science, Springer: Berlin ; Heidelberg ; New York, NY.
Strohmaier, M. (2020). Ranking people. In , Conversational Search : Dagstuhl Seminar 19461 (S. 45). Dagstuhl Reports, Schloss Dagstuhl: Wadern.
Wegmann, A., Lemmerich, F. und Strohmaier, M. (2020). Detecting different forms of semantic shift in word embeddings via paradigmatic and syntagmatic association changes. In , The Semantic Web – ISWC 2020 : 19th International Semantic Web Conference, Athens, Greece, November 2–6, 2020, proceedings, Part I (S. 619-635). Lecture Notes in Computer Science, Springer: Berlin ; Heidelberg ; New York, NY.
Espín-Noboa, L., Lemmerich, F., Walk, S., Strohmaier, M. und Musen, M. A. (2019). HopRank: How semantic structure influences teleportation in PageRank (a case study on BioPortal). In , The Web Conference 2019 : Proceedings of The World Wide Web Conference WWW 2019, May 13-17, 2019, San Francisco, CA, USA (S. 2708-2714). , ACM: New York, NY.
Kasper, P., Koncar, P., Walk, S., Santos, T., Wölbitsch, M., Strohmaier, M. und Helic, D. (2019). Modeling user dynamics in collaboration websites. In , Dynamics On and Of Complex Networks III : machine learning and statistical physics approaches (S. 113-133). , Springer: Cham.
Knoche, M., Popović, R., Lemmerich, F. und Strohmaier, M. (2019). Identifying biases in politically biased Wikis through word embeddings. In , HT ’19 : Proceedings of the 30th ACM Conference on Hypertext and Social Media, September 17–20, 2019, Hof, Germany (S. 253-257). , ACM: New York, NY.
Santos, T., Walk, S., Kern, R., Strohmaier, M. und Helic, D. (2019). Self- and cross-excitation in Stack Exchange Question & Answer communities. In , The Web Conference 2019 : Proceedings of The World Wide Web Conference WWW 2019, May 13-17, 2019, San Francisco, CA, USA (S. 1634-1645). , ACM: New York, NY.
Scholtes, I. und Strohmaier, M. (2019). Data science. In , INFORMATIK 2019 : 50 Jahre Gesellschaft für Informatik – Informatik für Gesellschaft, Konferenzbeiträge der 49. Jahrestagung der Gesellschaft für Informatik, 23.-26.9.2010, Kassel, Deutschland (S. 187-188). GI-Edition : Lecture Notes in Informatics. Proceedings, Ges. für Informatik: Bonn.
Strohmaier, M. (2019). Measuring social and political phenomena on the web. In , Computational social science and complex systems : proceedings of the International School of Physics “Enrico Fermi”, Varenna on Lake Como, Villa Monastero, 16–24 July 2018 (S. 51-56). Rendiconti della Scuola Internazionale di Fisica Enrico Fermi = Proceedings of the International School of Physics Enrico Fermi, IOS Press: Amsterdam.
Dimitrov, D., Lemmerich, F., Flöck, F. und Strohmaier, M. (2018). Query for architecture, click through military: Comparing the roles of search and navigation on Wikipedia. In , WebSci '18 : Proceedings of the 10th ACM Conference on Web Science, May 27-30, 2018, Amsterdam, Netherlands (S. 371-380). , ACM: New York, NY.
Samoilenko, A., Lemmerich, F., Zens, M., Jadidi, M., Génois, M. und Strohmaier, M. (2018). (Don't) mention the war: A comparison of Wikipedia and Britannica articles on national histories. In , The Web Conference 2018 : Proceedings of the World Wide Web Conference WWW2018, April 23 -27, 2018, Lyon, France (S. 843-852). , ACM: New York, NY.
Dimitrov, D., Singer, P., Lemmerich, F. und Strohmaier, M. (2017). What makes a link successful on Wikipedia? In , WWW '17 : Proceedings of the 26th International Conference on World Wide Web, May 3–7, 2017, Perth, Australia (S. 917-926). , ACM: New York, NY.
Espín-Noboa, L., Lemmerich, F., Strohmaier, M. und Singer, P. (2017). A hypotheses-driven Bayesian approach for understanding edge formation in attributed multigraphs. In , Complex Networks & their Applications V : Proceedings of the 5th International Workshop on Complex Networks and their Applications (COMPLEX NETWORKS 2016) (S. 3-16). Studies in Computational Intelligence : SCI, Springer: Berlin ; Heidelberg ; New York, NY.
Hannák, A., Wagner, C., Garcia, D., Mislove, A., Strohmaier, M. und Wilson, C. (2017). Bias in online freelance marketplaces: Evidence from TaskRabbit and Fiverr. In , CSCW ’17 : Proceedings of the 2017 ACM Conference on Computer Supported Cooperative Work and Social Computing, Feb. 25–Mar. 1, 2017, Portland, OR, USA (S. 1914-1933). , ACM: New York, NY.
Koncar, P., Walk, S., Helic, D. und Strohmaier, M. (2017). Exploring the impact of trolls on activity dynamics in real-world collaboration networks. In , WWW '17 Companion : Proceedings of the 26th International Conference on World Wide Web, April 3–7, 2017, Perth, Australia (S. 1573-1578). , ACM: New York, NY.
Lamprecht, D., Strohmaier, M. und Helic, D. (2017). A method for evaluating the navigability of recommendation algorithms. In , Complex Networks & Their Applications : Proceedings of the 5th International Workshop on Complex Networks and their Applications (COMPLEX NETWORKS 2016) (S. 247-259). Studies in Computational Intelligence : SCI, Springer: Berlin ; Heidelberg ; New York, NY.
Lemmerich, F., Singer, P., Becker, M., Espín-Noboa, L., Dimitrov, D., Helic, D., Hotho, A. und Strohmaier, M. (2017). A Bayesian approach for comparing hypotheses about sequential data and its applications. In , LWDA 2017 : Lernen, Wissen, Daten, Analysen (LWDA) conference proceedings, Rostock, Germany, September 11-13, 2017 (S. 99). CEUR Workshop Proceedings, RWTH: Aachen.
Lemmerich, F., Singer, P., Becker, M., Espín-Noboa, L., Dimitrov, D., Helic, D., Hotho, A. und Strohmaier, M. (2017). Comparing hypotheses about sequential data: A Bayesian approach and its applications. In , Machine Learning and Knowledge Discovery in Databases : European conference, ECML PKDD 2017, Skopje, Macedonia, September 18–22, 2017, proceedings. Part 3 (S. 354-357). Lecture Notes in Computer Science, Springer: Berlin ; Heidelberg ; New York, NY.
Samoilenko, A., Lemmerich, F., Weller, K., Zens, M. und Strohmaier, M. (2017). Analysing timelines of national histories across Wikipedia editions: A comparative computational approach. In , Proceedings of the Eleventh International AAAI Conference on Web and Social Media : 15–18 May 2017, Montréal, Québec, Canada (S. 210-219). International AAAI Conference on Web and Social Media, AAAI Press: Palo Alto, Calif..
Singer, P., Lemmerich, F., West, R., Zia, L., Wulczyn, E., Strohmaier, M. und Leskovec, J. (2017). Why we read Wikipedia. In , WWW '17 : Proceedings of the 26th International Conference on World Wide Web, May 3–7, 2017, Perth, Australia (S. 1591-1600). , ACM: New York, NY.
Stanisavljevic, D., Hasani-Mavriqi, I., Lex, E., Strohmaier, M. und Helic, D. (2017). Semantic stability in Wikipedia. In , Complex networks & their applications V : Proceedings of the 5th International Workshop on Complex Networks and their Applications (COMPLEX NETWORKS 2016) (S. 379-390). Studies in Computational Intelligence : SCI, Springer: Berlin ; Heidelberg ; New York, NY.
Wagner, C., Singer, P., Karimi, F., Pfeffer, J. und Strohmaier, M. (2017). Sampling from social networks with attributes. In , WWW '17 : Proceedings of the 26th International Conference on World Wide Web, May 3–7, 2017 Perth, Australia (S. 1181-1190). , ACM: New York, NY.
Walk, S., Esín-Noboa, L., Helic, D., Strohmaier, M. und Musen, M. A. (2017). How users explore ontologies on the Web: A study of NCBO's BioPortal usage logs. In , WWW '17 : Proceedings of the 26th International Conference on World Wide Web, May 3–7, 2017, Perth, Australia (S. 775-784). , ACM: New York, NY.
Becker, M., Mewes, H., Hotho, A., Dimitrov, D., Lemmerich, F. und Strohmaier, M. (2016). SparkTrails: A MapReduce implementation of HypTrails for comparing hypotheses about human trails. In , WWW '16 Companion : Proceedings of the 25th International Conference on World Wide Web, May 11–15, 2016, Montreal, Canada (S. 17-18). , ACM: New York, NY.
Dimitrov, D., Singer, P., Lemmerich, F. und Strohmaier, M. (2016). Visual positions of links and clicks on Wikipedia. In , WWW '16 Companion : Proceedings of the 25th International Conference on World Wide Web, May 11-15, 2016, Montreal, Canada (S. 27-28). , ACM: New York, NY.
Espín-Noboa, L., Lemmerich, F., Singer, P. und Strohmaier, M. (2016). Discovering and characterizing mobility patterns in urban spaces: A study of Manhattan taxi data. In , WWW '16 Companion : Proceedings of the 25th International Conference on World Wide Web, May 11–15, 2016, Montreal, Canada (S. 537-542). , ACM: New York, NY.
Garcia, D. und Strohmaier, M. (2016). The QWERTY effect on the Web : How typing shapes the meaning of words in online human-computer interaction. In , WWW '16 : Proceedings of the 25th International Conference on World Wide Web, May 11–15, 2016, Montreal, Canada (S. 661-670). , ACM: New York, NY.
Geigl, F., Lerman, K., Walk, S., Strohmaier, M. und Helic, D. (2016). Assessing the navigational effects on click biases and link insertion on the Web. In , HT’16 : proceedings of the 27th ACM Conference on Hypertext and Social Media, July 10–13, 2016, Halifax, Nova Scotia, Canada (S. 37-47). , ACM: New York, NY.
Geigl, F., Walk, S., Strohmaier, M. und Helic, D. (2016). Steering the random surfer on directed webgraphs. In , 2016 IEEE/WIC/ACM International Conference on Web Intelligence : WI 2016, Omaha, NE, USA, 13–16 October 2016, proceedings (S. 280-287). , IEEE: Piscataway, NJ.
Hall, M., Mazarakis, A., Peters, I., Chorley, M., Caton, S., Mai, J.-E. und Strohmaier, M. (2016). Following user pathways: Cross platform and mixed methods analysis in social media studies. In , CHI EA '16 : extended abstracts of the 34th Annual CHI Conference on Human Factors in Computing Systems, San Jose Convention Center, San Jose, CA, USA, May 7–12 (S. 3400-3407). , ACM: New York, NY.
Karimi, F., Wagner, C., Lemmerich, F., Jadidi, M. und Strohmaier, M. (2016). Inferring gender from names on the Web: A comparative evaluation of gender detection methods. In , WWW '16 Companion : Proceedings of the 25th International Conference on World Wide Web, May 11-15, 2016, Montreal, Canada (S. 53-54). , ACM: New York, NY.
Lamprecht, D., Dimitrov, D., Helic, D. und Strohmaier, M. (2016). Evaluating and improving navigability of Wikipedia: A comparative study of eight language editions. In , Proceedings of the 12th International Symposium on Open Collaboration, OpenSym 2016 : August 17-19, 2016, Berlin, Germany (S. 1-10). , ACM: New York, NY.
Lemmerich, F., Becker, M., Singer, P., Helic, D., Hotho, A. und Strohmaier, M. (2016). Mining subgroups with exceptional transition behavior. In , KDD ’16 : Proceedings of the 22nd ACM SIGKDD International Conference on Knowledge Discovery and Data Mining, August 13-17, 2016, San Francisco, CA, USA (S. 965-974). , ACM: New York, NY.
Liao, Q. V., Fu, W.-T. und Strohmaier, M. (2016). #Snowden: Understanding biases introduced by behavioral differences of opinion groups on social media. In , #chi4good : CHI 2016, the 34th Annual CHI Conference on Human Factors in Computing Systems, San Jose Convention Center, San Jose, CA, USA, May 7-12, proceedings (S. 3352-3363). , ACM: New York, NY.
Weber, I., Wagner, C., Strohmaier, M. und Aiello, L. M. (2016). Computational social science for the World Wide Web (CSSW3). In , WWW '16 Companion : Proceedings of the 25th International Conference on World Wide Web, May 11–15, 2016, Montreal, Canada (S. 1037-1038). , ACM: New York, NY.
Becker, M., Singer, P., Lemmerich, F., Hotho, A., Helic, D. und Strohmaier, M. (2015). Analyzing geo-spatial trails: Visualizing and comparing movement hypotheses. In , LWA 2015 : Proceedings of the LWA 2015 Workshops: KDML, FGWM, IR, and FGDB, Trier, Germany, October 7-9, 2015 (S. 120). CEUR Workshop Proceedings, RWTH: Aachen.
Becker, M., Singer, P., Lemmerich, F., Hotho, A., Helic, D. und Strohmaier, M. (2015). Photowalking the city: Comparing hypotheses about urban photo trails on Flickr. In , Social Informatics : 7th International Conference, SocInfo 2015, Beijing, China, December 9–12, 2015, proceedings (S. 227-244). Lecture Notes in Computer Science, Springer: Berlin ; Heidelberg ; New York, NY.
Becker, M., Singer, P., Lemmerich, F., Hotho, A., Helic, D. und Strohmaier, M. (2015). VizTrails: An information visualization tool for exploring geographic movement trajectories. In , HT’15 : proceedings of the 26th ACM Conference on Hypertext & Social Media, September 1-4, 2015, Guzelyurt, Northern Cyprus (S. 319-320). , ACM: New York, NY.
Dimitrov, D., Singer, P., Helic, D. und Strohmaier, M. (2015). The role of structural information for designing navigational user interfaces. In , HT '15 : proceedings of the 26th ACM Conference on Hypertext & Social Media, September 1–4, 2015, Guzelyurt, Northern Cyprus (S. 59-68). , ACM: New York, NY.
Geigl, F., Lamprecht, D., Hofmann-Wellenhof, R., Walk, S., Strohmaier, M. und Helic, D. (2015). Random surfers on a web encyclopedia. In , Proceedings of the 15th International Conference on Knowledge Technologies and Data-driven Business, i-KNOW 2015 : 21 – 22 October 2015, Graz, Austria (S. 1-8). , ACM: New York, NY.
Kling, C., Kunegis, J., Hartmann, H., Strohmaier, M. und Staab, S. (2015). Voting behaviour and power in online democracy: A study of LiquidFeedback in Germany's pirate party. In , Proceedings of the Ninth International AAAI Conference on Web and Social Media : May 26–29 2015, Oxford, United Kingdom (S. 208-217). International AAAI Conference on Web and Social Media, AAAI Press: Palo Alto, Calif..
Kröll, M. und Strohmaier, M. (2015). Associating intent with sentiment in weblogs. In , Natural language processing and information systems : 20th International Conference on Applications of Natural Language to Information Systems, NLDB 2015, Passau, Germany, June 17-19, 2015, proceedings (S. 212-219). Lecture Notes in Computer Science, Springer: Berlin ; Heidelberg ; New York, NY.
Lamprecht, D., Geigl, F., Karas, T., Walk, S., Helic, D. und Strohmaier, M. (2015). Improving recommender system navigability through diversification: A case study of IMDb. In , Proceedings of the 15th International Conference on Knowledge Technologies and Data-driven Business, i-KNOW 2015 : 21 – 22 October 2015, Graz, Austria (S. 1-8). , ACM: New York, NY.
Lamprecht, D., Helic, D. und Strohmaier, M. (2015). Quo Vadis? On the effects of Wikipedia’s policies on navigation. In , Wikipedia, a Social Pedia: Research Challenges and Opportunities : papers from the 2015 ICWSM workshop [held Tuesday, May 26, 2015 in Oxford, UK] (S. 64-66). Technical report / Association for the Advancement of Artificial Intelligence. WS, AAAI Press: Palo Alto, Calif..
Laufer, P., Wagner, C., Flöck, F. und Strohmaier, M. (2015). Mining cross-cultural relations from Wikipedia : A study of 31 European food cultures. In , Proceedings of the 2015 ACM Web Science Conference, University of Oxford, June 28th – July 1st, 2015, Oxford, United Kingdom (S. 1-10). , ACM: New York, NY.
Posch, L., Bleier, A., Schaer, P. und Strohmaier, M. (2015). The polylingual labeled topic model. In , KI 2015: Advances in Artificial Intelligence : 38th Annual German Conference on AI Dresden, Germany, September 21–25, 2015, proceedings (S. 295-301). Lecture Notes in Computer Science, Springer: Berlin ; Heidelberg ; New York, NY.
Samoilenko, A., Karimi, F., Kunegis, J., Edler, D. und Strohmaier, M. (2015). Linguistic influence patterns within the global network of Wikipedia language editions. In , Proceedings of the 2015 ACM Web Science Conference, University of Oxford, June 28 – July 1, 2015, Oxford, United Kingdom (S. 1-2). , ACM: New York, NY.
Singer, P., Helic, D., Hotho, A. und Strohmaier, M. (2015). HypTrails: A Bayesian approach for comparing hypotheses about human trails on the Web. In , WWW '15 : Proceedings of the 24th International Conference on World Wide Web, May 18–22, 2015, Florence, Italy (S. 1003-1013). , ACM: New York, NY.
Wagner, C., Garcia, D., Jadidi, M. und Strohmaier, M. (2015). It's a man's Wikipedia? Assessing gender inequality in an online encyclopedia. In , Proceedings of the Ninth International AAAI Conference on Web and Social Media : May 26–29 2015, Oxford, United Kingdom (S. 454-463). International AAAI Conference on Web and Social Media, AAAI Press: Palo Alto, Calif..
Walk, S., Singer, P., Espín Noboa, L., Tudorache, T., Musen, M. A. und Strohmaier, M. (2015). Understanding how users edit ontologies: Comparing hypotheses about four real-world projects. In , The Semantic Web – ISWC 2015 : 14th International Semantic Web Conference, Bethlehem, PA, USA, October 11-15, 2015, proceedings. Part I (S. 551-568). Lecture Notes in Computer Science, Springer: Berlin ; Heidelberg ; New York, NY.
(2014). Physical-Cyber-Social Computing : Report from Dagstuhl Seminar 13402. In , Physical-Cyber-Social Computing : Dagstuhl Reports 13402 (S. 245-263). Dagstuhl Reports, Schloss Dagstuhl: Wadern.
Doerfel, S., Zoller, D., Singer, P., Niebler, T., Hotho, A. und Strohmaier, M. (2014). Evaluating assumptions about social tagging : A study of user behavior in BibSonomy. In , LWA 2014 : Proceedings of the 16th LWA Workshops: KDML, IR and FGWM, Aachen, Germany, September 8-10, 2014 (S. 18-19). CEUR Workshop Proceedings, RWTH: Aachen.
Doerfel, S., Zoller, D., Singer, P., Niebler, T., Hotho, A. und Strohmaier, M. (2014). How social is social tagging? In , WWW '14 : Proceedings of the 23rd International Conference on World Wide Web, April 7–11, 2014, Seoul, Korea (S. 251-252). , ACM: New York, NY.
Lietz, H., Wagner, C., Bleier, A. und Strohmaier, M. (2014). When politicans talk: Assessing online conversational practices of political parties on Twitter. In , Proceedings of the Eighth International AAAI Conference on Weblogs and Social Media, University of Michigan, Ann Arbor, Michigan, USA, June 1–4, 2014 (S. 285-294). International AAAI Conference on Weblogs and Social Media, AAAI Press: Menlo Park, Calif..
Rowe, M. und Strohmaier, M. (2014). The semantic evolution of online communities. In , WWW '14 : Proceedings of the 23rd International Conference on World Wide Web, April 7–11, 2014, Seoul, Korea (S. 433-438). , ACM: New York, NY.
Sheth, A. P., Barnaghi, P., Strohmaier, M., Jain, R. und Staab, S. (2014). Executive Summary. In , Physical-Cyber-Social Computing : Dagstuhl Reports 13402 (S. 245-246). Dagstuhl Reports, Schloss Dagstuhl: Wadern.
Singer, P., Flöck, F., Meinhart, C., Zeitfogel, E. und Strohmaier, M. (2014). Evolution of reddit: from the front page of the internet to a self-referential community? In , WWW '14 : Proceedings of the 23rd International Conference on World Wide Web, April 7-11, 2014, Seoul, Korea (S. 517-522). , ACM: New York, NY.
Strohmaier, M. (2014). Computational social science and microblogs : The good, the bad and the ugly. In , #Microposts2014 : Proceedings of the 4th Workshop on Making Sense of Microposts, co-located with the 23rd International World Wide Web Conference (WWW 2014) Seoul, Korea, April 7th, 2014 (S. 1). CEUR Workshop Proceedings, RWTH: Aachen.
Strohmaier, M. (2014). Linking implicit with explicit semantics: An initial position statement. In , Crowdsourcing and the Semantic Web : Dagstuhl Seminar 14282 (S. 46). Dagstuhl Reports, Schloss Dagstuhl: Wadern.
Strohmaier, M. und Zens, M. (2014). Challenges and opportunities for computational social science. In , Facing the future : European research infrastructures for the humanities and social sciences, Conference , November 21/22 2013, Berlin (S. 165-172). , Scivero Verl.: Berlin.
Wagner, C., Singer, P. und Strohmaier, M. (2014). Spatial and temporal patterns of online food preferences. In , WWW '14 : Proceedings of the 23rd International Conference on World Wide Web, April 7–11, 2014, Seoul, Korea (S. 553-554). , ACM: New York, NY.
Wagner, C., Singer, P., Strohmaier, M. und Huberman, B. A. (2014). Semantic stability in social tagging streams. In , WWW'14 : Proceedings of the 23rd International Conference on World Wide Web, April 7–11, 2014 Seoul, Korea (S. 735-746). , ACM: New York, NY.
Walk, S., Singer, P. und Strohmaier, M. (2014). Sequential action patterns in collaborative ontology-engineering projects: A case-study in the biomedical domain. In , CIKM '14 : Proceedings of the 2014 ACM International Conference on Information and Knowledge Management, November 3–7, 2014, Shanghai, China (S. 1349-1358). , ACM: New York, NY.
Walk, S. und Strohmaier, M. (2014). Characterizing and predicting activity in Semantic MediaWiki communities. In , SWCS 2014 : Proceedings of the Third International Workshop on Semantic Web Collaborative Spaces, co-located with the 13th International Semantic Web Conference (ISWC 2014) Riva del Garda, Italy, October 19, 2014 (S. 1-15). CEUR Workshop Proceedings, RWTH: Aachen.
Helic, D., Strohmaier, M., Granitzer, M. und Scherer, R. (2013). Models of human navigation in information networks based on decentralized search. In , HT ’13 : The proceedings of 24rd ACM Conference on Hypertext and Social Media, May 1-3, 2013, Paris, France (S. 89-98). , ACM: New York, NY.
Helic, D., Strohmaier, M. und Wójcik, W. (2013). Navigational evaluation of breadth first search spanning trees. In , 2013 36th International Convention on Information and Communication Technology, Electronics and Microelectronics (MIPRO), May 20 – 24, 2013, Opatija, Croatia, proceedings (S. 998-1003). , IEEE: Piscataway, NJ.
Hellmann, S., Lehmann, J., Unbehauen, J., Stadler, C., Lam, T. N. und Strohmaier, M. (2013). Navigation-induced knowledge engineering by example : A new paradigm for knowledge engineering by the masses. In , Semantic Technology : Second Joint International Conference, JIST 2012, Nara, Japan, December 2-4, 2012, proceedings (S. 207-222). Lecture Notes in Computer Science, Springer: Berlin ; Heidelberg ; New York, NY.
Hollerit, B., Kröll, M. und Strohmaier, M. (2013). Towards linking buyers and sellers: detecting commercial intent on Twitter. In , WWW ’13 Companion : Proceedings of the 22nd International Conference on World Wide Web, May 13-17, 2013, Rio de Janeiro, Brazil (S. 629-632). , ACM: New York, NY.
Niebler, T., Singer, P., Benz, D., Körner, C., Strohmaier, M. und Hotho, A. (2013). How tagging pragmatics influence tag sense discovery in social annotation systems. In , Advances in information retrieval : 35th European Conference on IR Research, ECIR 2013, Moscow, Russia, March 24-27, 2013, proceedings (S. 86-97). Lecture Notes in Computer Science, Springer: Berlin ; Heidelberg ; New York, NY.
Posch, L., Wagner, C., Singer, P. und Strohmaier, M. (2013). Meaning as collective use: predicting semantic hashtag categories on Twitter. In , WWW '13 Companion : Proceedings of the 22nd International Conference on World Wide Web, May 13-17, 2013, Rio de Janeiro, Brazil (S. 621-628). , ACM: New York, NY.
Rowe, M., Wagner, C., Strohmaier, M. und Alani, H. (2013). Measuring the topical specificity of online communities. In , The Semantic Web: Semantics and Big Data : 10th International Conference, ESWC 2013, Montpellier, France, May 26-30, 2013, proceedings (S. 472-486). Lecture Notes in Computer Science, Springer: Berlin ; Heidelberg ; New York, NY.
Schantl, J., Wagner, C., Kaiser, R. und Strohmaier, M. (2013). The utility of social and topical factors in anticipating repliers in Twitter conversations. In , Proceedings of the 5th Annual ACM Web Science Conference, May 2 – 4, 2013, Paris, France (S. 376-385). , ACM: New York, NY.
Singer, P., Niebler, T., Strohmaier, M. und Hotho, A. (2013). Computing semantic relatedness from human navigational paths on Wikipedia. In , WWW ’13 Companion : Proceedings of the 22nd International Conference on World Wide Web, May 13-17, 2013, Rio de Janeiro, Brazil (S. 171-172). , ACM: New York, NY.
Strohmaier, M. (2013). A few thoughts on engineering social machines: Extended abstract. In , WWW’13 Companion : Proceedings of the 22nd International Conference on World Wide Web, May 13-17, 2013, Rio de Janeiro, Brazil (S. 919-920). , ACM: New York, NY.
Wagner, C., Singer, P., Posch, L. und Strohmaier, M. (2013). The wisdom of the audience: An empirical study of social semantics in Twitter streams. In , The Semantic Web: Semantics and Big Data : 10th International Conference, ESWC 2013, Montpellier, France, May 26-30, 2013, proceedings (S. 502-516). Lecture Notes in Computer Science, Springer: Berlin ; Heidelberg ; New York, NY.
Helic, D., Körner, C., Granitzer, M., Strohmaier, M. und Trattner, C. (2012). Navigational efficiency of broad vs. narrow folksonomies. In , HT ’12 : The Proceedings of 23rd ACM Conference on Hypertext and Social Media, June 25–28, 2012, Milwaukee, WI, USA (S. 63-72). , ACM: New York, NY.
Klien, F. und Strohmaier, M. (2012). Short links under attack: Geographical analysis of spam in a URL shortener network. In , HT '12 : the proceedings of 23rd ACM Conference on Hypertext and Social Media, June 25–28, 2012, Milwaukee, WI, USA (S. 83-88). , ACM: New York, NY.
Pöschko, J., Strohmaier, M., Tudorache, T., Noy, N. F. und Musen, M. A. (2012). Pragmatic analysis of crowd-based knowledge production systems with iCAT analytics: Visualizing changes to the ICD-11 ontology. In , Wisdom of the Crowd : papers from the AAAI Spring Symposium : held March 26 – 28, 2012 at Stanford University, Stanford, California, USA (S. 59-64). Technical report / Association for the Advancement of Artificial Intelligence. SS, AAAI Press: Palo Alto, Calif..
Singer, P., Wagner, C. und Strohmaier, M. (2012). Factors influencing the co-evolution of social and content networks in online social media. In , Modeling and Mining Ubiquitous Social Media : international workshops MSM 2011, Boston, MA, USA, October 9, 2011, and MUSE 2011, Athens, Greece, September 5, 2011, revised selected papers (S. 40-59). Lecture Notes in Computer Science, Springer: Berlin ; Heidelberg ; New York, NY.
Singer, P., Wagner, C. und Strohmaier, M. (2012). Understanding co-evolution of social and content networks on Twitter. In , #MSM 2012 : Proceedings of the WWW'12 Workshop on Making Sense of Microposts, Lyon, France, April 16, 2012 (S. 57-60). CEUR Workshop Proceedings, RWTH: Aachen.
Trattner, C., Singer, P., Helic, D. und Strohmaier, M. (2012). Exploring the differences and similarities between hierarchical decentralized search and human navigation in information networks. In , Proceedings of the 12th International Conference on Knowledge Management and Knowledge Technologies, i-KNOW 2012, 5 – 7 September 2012, Graz, Austria (S. 1-8). , ACM: New York, NY.
Wagner, C., Liao, V., Pirolli, P., Nelson, L. und Strohmaier, M. (2012). It's not in their tweets: Modeling topical expertise of Twitter users. In , 2012 ASE/IEEE International Conference on Privacy, Security, Risk and Trust and 2012 ASE/IEEE International Conference on Social Computing (PASSAT-SocialCom 2012) : Amsterdam, Netherlands, 3 – 5 September, proceedings (S. 91-100). , IEEE: Piscataway, NJ.
Wagner, C., Mitter, S., Körner, C. und Strohmaier, M. (2012). When social bots attack: Modeling susceptibility of users in online social networks. In , #MSM 2012 : Proceedings of the WWW '12 Workshop on Making Sense of Microposts, Lyon, France, April 16, 2012 (S. 41-48). CEUR Workshop Proceedings, RWTH: Aachen.
Wagner, C., Rowe, M., Strohmaier, M. und Alani, H. (2012). Ignorance isn't bliss: An empirical analysis of attention patterns in online communities. In , 2012 ASE/IEEE International Conference on Privacy, Security, Risk and Trust and 2012 ASE/IEEE International Conference on Social Computing (PASSAT-SocialCom 2012) : Amsterdam, Netherlands, 3 – 5 September 2012, proceedings (S. 101-110). , IEEE: Piscataway, NJ.
Wagner, C., Rowe, M., Strohmaier, M. und Alani, H. (2012). What catches your attention? An empirical study of attention patterns in community forums. In , Proceedings of the Sixth International AAAI Conference on Weblogs and Social Media : 4 – 7 June 2012, Dublin, Ireland (S. 595-598). International AAAI Conference on Web and Social Media, AAAI Press: Palo Alto, Calif..
Walk, S., Strohmaier, M., Tudorache, T., Noy, N. F., Nyulas, C. und Musen, M. A. (2012). Recommending concepts to experts: An exploration of recommender techniques for collaborative ontology engineering platforms in the biomedical domain. In , KR-MED: ICBO 2012 : Proceedings of the 3rd International Conference on Biomedical Ontology (ICBO 2012), KR-MED Series, Graz, Austria, July 21-25, 2012 (S. 1-5). CEUR Workshop Proceedings, RWTH: Aachen.

Arenas, M., Corcho, O., Simperl, E., Strohmaier, M., d’Aquin, M., Srinivas, K., Groth, P., Dumontier, M., Heflin, J., Thirunarayan, K. und Staab, S. (eds.) (2015). The Semantic Web – ISWC 2015 : 14th International Semantic Web Conference, Bethlehem, PA, USA, October 11–15, 2015, proceedings, Part I. Berlin ; Heidelberg ; New York, NY: Springer.

Dimitrov, D., Helic, D. und Strohmaier, M. (2018). Tag-based navigation and visualization. In Social information access : systems and technologies (S. 181-212). Berlin ; Heidelberg ; New York, NY: Springer.
Russell, M. G., Flora, J., Strohmaier, M., Pöschko, J., Perez, R., Yu, J., Smith, M. A. und Rubens, N. (2015). Semantic analysis of energy-related conversations in social media: A Twitter case study. In Communicating sustainability for the green economy (S. 223-241). London ; New York: Routledge, Taylor & Francis Group.
Strohmaier, M. und Zens, M. (2014). Analyse Sozialer Medien an der Schnittstelle zwischen Informatik und Sozialwissenschaften. In Soziale Medien : Gegenstand und Instrument der Forschung (S. 73-95). Wiesbaden: Springer VS.

Singer, P., Niebler, T., Hotho, A. und Strohmaier, M. (2018). Folksonomies. In , Encyclopedia of social network analysis and mining (S. 851-855). New York, NY: Springer.
Trattner, C., Helic, D. und Strohmaier, M. (2014). Tag clouds. In , Encyclopedia of social network analysis and mining (S. 2103-2107). New York, NY: Springer.

(2013). International Journal on Semantic Web and Information Systems : IJSWIS. , 9, .

Research

Selected publications

Chair for Data Science in the Economic and Social Sciences

FORUM