portrait photo

Sebastian Neumaier

Dr.techn. Sebastian Neumaier B.Sc.
+43 1 31336 5132
Contact information and photo taken from and editable at WU Directory.


since 2014
Project Staff Member, WU Vienna

Researcher Identifier

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Awards and Honors

OCG-Förderpreis 2016, Award for outstanding master theses in the fi eld of Computer Science by the Austrian Computer Society
OBD15: Best Paper Award for "Quality assessment & evolution of open data portals", joint work with Jürgen Umbrich and Axel Polleres


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Journal article

2019 Neumaier, Sebastian, Polleres, Axel. 2019. Enabling Spatio-Temporal Search in Open Data. Journal of Web Semantics. 55 21-36. (Details)
2018 Kubler, Sylvain, Robert, Jérérmy, Neumaier, Sebastian, Umbrich, Jürgen, Le Traon, Yves . 2018. Comparison of metadata quality in open data portals using the Analytic Hierarchy Process. Government Information Quarterly, 35, (1), 13 - 29. (Details)
2016 Neumaier, Sebastian, Umbrich, Jürgen, Polleres, Axel. 2016. Automated Quality Assessment of Metadata Across Open Data Portals. ACM Journal of Data and Information Quality, 8 (1), (Details)

Chapter in edited volume

2017 Neumaier, Sebastian, Polleres, Axel, Steyskal, Simon, Umbrich, Jürgen. 2017. Data Integration for Open Data on the Web. In: Reasoning Web. Semantic Interoperability on the Web, Hrsg. Giovambattista Ianni, Domenico Lembo, Leopoldo Bertossi, Wolfgang Faber, Birte Glimm, Georg Gottlob, Steffen Staab, 1-28. UK: Springer. (Details)

Contribution to conference proceedings

2018 Neumaier, Sebastian, Savenkov, Vadim, Polleres, Axel. 2018. Geo-Semantic Labelling of Open Data. In Proceedings of the 14th International Conference on Semantic Systems (SEMANTiCS), Hrsg. Procedia Computer Science, 9-20. Vienna, Austria: Elsevier. open access (Details)
  Neumaier, Sebastian, Thurnay, Lőrinc, Lampoltshammer, Thomas J., Knap, Tomáš. 2018. Search, Filter, Fork, and Link Open Data – The ADEQUATe platform: data- and community-driven quality improvements. In WWW ’18 Companion: International Workshop on Profiling and Searching Data on the Web (PROFILES), Hrsg. ACM, 1523-1526. Lyon, France: None. open access (Details)
2017 Neumaier, Sebastian, Umbrich, Jürgen, Polleres, Axel. 2017. Lifting Data Portals to the Web of Data. In Workshop Proceedings of the 10th Workshop on Linked Data on the Web (LDOW2017), Hrsg. CEUR, 1-10. Australien: CEUR Workshop Proceedings. (Details)
  Neumaier, Sebastian, Savenkov, Vadim, Vakulenko, Svitlana. 2017. Talking Open Data. In The Semantic Web: ESWC 2017 Satellite Events. Hrsg. Blomqvist E., Hose K., Paulheim H., Ławrynowicz A., Ciravegna F., Hartig O. 132-136. Portoroz, Slovenia: Springer. (Details)
2016 Mitlöhner, Johann, Neumaier, Sebastian, Umbrich, Jürgen, Polleres, Axel. 2016. Characteristics of Open Data CSV Files. In 2nd International Conference on Open and Big Data (OBD), Hrsg. IEEE, 72-79. Vienna, Austria: IEEE. (Details)
  Neumaier, Sebastian, Umbrich, Jürgen. 2016. Measures for assessing the data freshness in Open Data portals . In 2nd International Conference on Open and Big Data (OBD), Hrsg. IEEE, 17-24. Vienna, Austria: IEEE. (Details)
  Neumaier, Sebastian, Umbrich, Jürgen, Parreira, Josiane, Polleres, Axel. 2016. Multi-level Semantic Labelling of Numerical Values. In LNCS, Hrsg. Paul Groth, Elena Simperl, Alasdair Gray, Marta Sabou, Markus Krötzsch, Freddy Lecue, Fabian Flöck, Yolanda Gil, 428-445. Kobe, Japan: Springer. (Details)
  Kubler, Sylvain and Robert, Jérémy and Le Traon, Yves and Umbrich, Jürgen and Neumaier, Sebastian. 2016. Open Data Portal Quality Comparison using AHP. In 17th Annual International Conference on Digital Government Research, Hrsg. ACM, S. 397-407. Shanghai, China: None. (Details)
2015 Umbrich, Jürgen, Neumaier, Sebastian, Polleres, Axel. 2015. Towards assessing the quality evolution of Open Data portals. In ODQ2015: Open Data Quality: from Theory to Practice Workshop, Hrsg. Network of Excellence in Internet Science, 1-5. Munich, Germany: -. (Details)
  Umbrich, Jürgen and Neumaier, Sebastian and Polleres, Axel. 2015. Quality Assessment and Evolution of Open Data Portals. In IEEE International Conference on Open and Big Data, Hrsg. , S. 404-411. Rome, Italy: IEEE. (Details)

Paper presented at an academic conference or symposium

2017 Polleres, Axel, Neumaier, Sebastian. 2017. Data Integration for (Linked?) Open Data on the Web. 13th Reasoning Web Summer School, London, Großbritannien, 12.07.-15.07. (Details)

Poster presented at an academic conference or symposium

2018 Heil, Erich, Neumaier, Sebastian. 2018. reboting.com: Towards Geo-search and Visualization of Austrian Open Data. The Semantic Web: ESWC 2018 Satellite Events, Heraklion, Griechenland, 03.06-07.06. (Details)


COST Action CA19134 - Distributed Knowledge Graphs (2020-2024) (Details)
ODArchive – Creating an archive for structured data from Open Data Portals (2020-2020) (Details)
Open Data for Local Communities (2016-2019) (Details)
ADEQUATe: Analytics & Data Enrichment to improve the QUAliTy of Open Data (2015-2018) (Details)
OpenData@WU (2014-2015) (Details)