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.

Awards in the 15th PUEB Foundation Competition for the Best Doctoral Theses

In the jubilee 15th edition of the PUE Foundation competition for the best doctoral dissertations defended at the Poznań University of Economics and Business in the 2018/2019 academic year, the members of the Department of Information Systems took the first two places. Each work was assessed according to the following criteria: the scientific value of the dissertation, the originality of the research issues undertaken in the dissertation, the importance of … Read More

Extracting Maritime Traffic Networks from AIS Data Using Evolutionary Algorithm

The scientific article of the team of the Department of Information Systems has been published in the BISE journal. The journal’s Impact Factor for 2019 was 5.837 and the five-year impact factor was 7.361. Authors of the work: Dominik Filipiak, Krzysztof Węcel, Milena Stróżyna, Michał Michalak, Witold Abramowicz.

BSCT 2020 – the 3rd Workshop on Blockchain and Smart Contract Technologies

The aim of the workshop is to closely explore emerging challenges and opportunities in the field of blockchain technologies. Moreover, this time the audience attention was especially turned toward issues related to blockchain architectures, new business models as well as innovative applications, use-cases based on distributed ledger environments and standardization initiatives.

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