@ Poznań University of Technology
Prof. Czesław Jędrzejek was till 2016 heading the Division of Computer Systems and Technologies at Poznan University of Technology (PUT) in Poland (since 2003). His previous positions were at Jagiellonian University, Cracow, four American universities (among others University of Chicago, and Texas A&M University during 10 years, and École Franco-Polonaise des Nouvelles Technologies d’Information et Telecommunication in Poznan. He has over 200 scientific publications to his credit in the areas of physics, telecommunications, information engineering and economy. He has been a (co)principal investigator in 4 American, 6 European Union, and 5 Polish research grants. He managed around 10 implementations of commercial IT systems. Within the Polish Platform for Homeland Security he managed development of Analyzer of Facts and Relations with 2 modules: AFIZ Billlings – a phone records analysis tool currently used countrywide, and Money Transfers. At present, his main interests lie in analytic rule-based systems for public administration in the law enforcement area, mostly for VAT fraud combatting.
His group has significant achievements in answering questions in natural language using word embeddings, semantic search (Text REtrieval Conference, TREC competition), and Semantics of Business Vocabulary and Rules (SBVR) editor and mapper to OWL logic language.