Department of Information Systems
Poznań University of Economics and Business
A team of scientists from the Department of Information Systems at the Poznań University of Economics and Business took part in the “CheckThat! 2024” organized as part of the international conference CLEF (Conference and Labs of the Evaluation Forum). The goal was to verify the robustness of popular text classification approaches used for credibility assessment problems.
On April 22-24, in the Upper Silesian Ethnographic Park in Chorzów, the conference “Wikimedians Spring Meetup 2022” was held. The event consisted of lectures, training sessions, workshops, work on project issues for people editing Wikimedia projects (including Wikipedia, Wikidata and others). The conference was organized by the Polish public benefit organization “Wikimedia Polska”.
On 2nd December 2021 our department started the OpenFact project. The objective of the project is to develop a tool for verifying the credibility of information sources in the Internet and for detecting fake news using Artificial Intelligence. As part of this project, the members of our department are preparing a solution that will inform users about source’s credibility and news veracity assessment by propagating this results in search engines … Read More
The fourth edition of the scientific workshop QOD (Quality of Open Data) was conducted on June 14, 2021 in conjunction with the BIS 2021 conference. The event was hosted by TIB – Leibniz Information Centre for Science and Technology and University Library in Hanover, Germany.
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.
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
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
The international conference SEMANTiCS 2019 took place in Karlsruhe (Germany) from 9th to 13th September and was attended by more than 400 participants. During the conference Dr. Włodzimierz Lewoniewski presented the research “Reference Extraction from Wikipedia Infoboxes“. The SEMANTiCS conference is the leading European conference on semantic technologies and artificial intelligence. Researchers, industry experts and business leaders can develop a deep understanding of trends and application scenarios in machine learning, … Read More
An international Wikimania conference was held in Stockholm, Sweden, from 14-18 August, with about 800 participants. During the conference, Dr. Włodzimierz Lewoniewski delivered a research “Multilingual Ranking of Wikipedia Articles with Quality and Popularity Assessment“. Wikimania is an annual conference celebrating all free knowledge projects run by the Wikimedia Foundation – Commons, MediaWiki, Meta-Wiki, Wikibooks, Wikidata, Wikinews, Wikipedia, Wikiquote, Wikisource, Wikispecies, Wikiversity, Wikivoyage, Wiktionary – with three-day conferences, discussions, meetings, … Read More
The second edition of the QOD workshop took place on 28 June 2019 as part of the BIS 2019 conference in Seville (Spain).