Quality assessment of Wikipedia and its sources

On December 16, 2020, during the Wikimedia Research Showcase, the results of scientific works conducted by members of the Department of Information Systems in the area of information quality assessment in multilingual Wikipedia were presented. In particular, the models of automatic evaluation of the reliability of sources in this popular encyclopedia were discussed.

PUEB Entrepreneurship Days

On December 2-3, 2020 as part of the 2nd edition of the PUEB Entrepreneurship Days, members of the Department of Information Systems, MSc. Piotr Kałużny and Dr. Włodzimierz Lewoniewski, gave lectures on contemporary challenges of innovative economy, the possibility of using open data and Data Science in the development of entrepreneurship.

QOD 2020 – the 3rd international workshop on Quality of Open Data

The goal of the QOD workshop is to bring together different communities working on quality in Wikipedia, DBpedia, Wikidata, OpenStreetMap, Wikimapia and other open knowledge bases and data sources. The workshop calls for sharing research experience and knowledge related to quality assessment in open data. The third edition of the QOD workshop took place on 9 June 2020 as part of the BIS 2020 conference. The organisers of the QOD … Read More

Dr. Krzysztof Węcel obtained habilitation

On 12 May 2020 the Faculty of Economics and Social Sciences of the University of Potsdam awarded the degree of doctor habilitated in economic informatics to Krzysztof Węcel, employed in the Department of Information Systems at the Institute of Informatics and Quantitative Economics. The lecture and the habilitation colloquium took place in the form of a video conference, which was an unprecedented event at the University of Potsdam. The basis … Read More

Modeling Popularity and Reliability of Sources in Multilingual Wikipedia

One of the most important factors impacting quality of content in Wikipedia is presence of reliable sources. By following references, readers can verify facts or find more details about described topic. A Wikipedia article can be edited independently in any of over 300 languages, even by anonymous users, therefore information about the same topic may be inconsistent. This also applies to use of references in different language versions of a … Read More

Wikipedia References & Citations challenge

Dr. Krzysztof Węcel received the award for the best paper in the Wikipedia Citations and Reference Challenge on September 15, 2016, as part of the DBpedia Community Meeting organized at the SEMANTiCS2016 conference in Leipzig. The materials for the presentation entitled “(Not only) Polish citations – analysis, comparison, directions” were largely collected during the summer student internships organized by the Department of Information Systems under the Pro-Quality Grant. Apart from … Read More