Semantic mapping of disinformation: identifying fake news topics

The scientific article of our Department’s employees entitled “Sentence Embeddings and Semantic Entity Extraction for Identification of Topics of Short Fact-Checked Claims” has been published in open access. The paper describes an approach to assigning topics to claims verified by fact-checking agencies.

SRG Data Science: inaugural meeting 2024/2025

The inaugural meeting of the Student Research Group “Data Science” in the academic year 2024/2025 was held at the Poznań University of Economics and Business. During the meeting, the planned activities of the SRG Data Science and proposals for areas of activity in the coming months were discussed. Additionally, employees of our Department presented the opportunities and challenges related to data analysis in various areas.

New head of the Department of Information Systems

On October 4, 2024, a meeting of the staff of the Department of Information Systems at the Poznań University of Economics and Business took place. The meeting was led by Prof. Krzysztof Węcel, the new head of the Department, who was appointed to this position on October 1, 2024. The meeting was dedicated to presenting and discussing the Department’s strategy for the upcoming academic year in connection with the new … Read More

Presentations at the KES 2024 conference

During the 28th International Conference on Knowledge-Based and Intelligent Information & Engineering Systems (KES 2024), Dr. Włodzimierz Lewoniewski presented a paper entitled “Exploring the Challenges and Potential of Generative AI: Insights from an Empirical Study” and a paper entitled “Supporting fact-checking process with IT tools”. The conference was held on September 11-13, 2024 in hybrid mode.

OpenFact at CLEF 2024

On September 9-12, 2024, scientists from the Department of Information Systems presented their works at the CLEF 2024 conference, which took place in Grenoble (France). This was the 25th edition of the CLEF (Conference and Labs of the Evaluation Forum), a key event in the field of information and language technologies, focusing on the evaluation of information systems. Thanks to a variety of test tasks, participants can compare and improve … Read More

Continued achievements in the global information verification competition

In 2024, scientists from the Department of Information Systems participated for the second time in the CheckThat! competition, part of the international CLEF conference, focused on identifying check-worthy texts. Leveraging transformer-based language models and cross-linguistic transfer learning techniques, the team secured two second-place rankings for English and Arabic submissions.

Participation in an international competition in the area of analysis of multi-author writing style

Scientists from the Department of Information Systems took part in an international competition for the analysis of multi-author writing style – PAN 2024. PAN is a series of scientific events related to stylometric analysis and forensic linguistics, organized during the CLEF 2024 conference. The competition task was to detect places where the author changes in a text written by several authors.

OpenFact is again the most effective in detecting fake news

The National Center for Research and Development has completed the evaluation of the results of the second phase of the INFOSTRATEG program. The evaluation included the results achieved by three competing teams whose task is to develop solutions for detecting fake news using artificial intelligence.

Two third awards of our students in the Eurostat competition “The Web Intelligence – Deduplication Challenge”

Students of our specialization in Informatics and Econometrics – Mikołaj Tym and Jakub Żerebecki (2nd degree, 1st year, speciality: Information Systems for Business and Administration) – took part in the competition “The Web Intelligence – Deduplication Challenge” organized by Eurostat between December 2022 and April 2023 year. The task performed concerned the field of Data Science and natural language processing.

The Impact of Crises on Maritime Traffic: A Case Study of the COVID-19 Pandemic and the War in Ukraine

The article by employees of our Department was published in the journal “Networks and Spatial Economics” by Springer. The work analyzes the impact of international crises, such as the COVID-19 pandemic and the war in Ukraine, on maritime traffic and their consequences for the global and local economy.