Dr. János Demetrovics
Born: September 27, 1946 Püspökladány, Hungary
Sex: male; Marital status: married, 3 children
Citizen and permanent resident of Hungary
Office: Computer and Automation Research Institute (CARI)
1111 Budapest, Lágymányosi u. 11, Hungary
Phone: (+36 1) 279-6193 Fax: (+36 1). 209-5269
Home: 1037 Budapest, Folyondár köz 10.
Phone: (+36-1) 368-4031
Diploma in Mathematics, Moscow State University, 1970. Thesis: many-valued logics.
PhD in Eötvös Loránd University, Budapest, 1974. Thesis: k-valued logics.
Candidate in Mathematical and Physical Sciences, Moscow, 1974. Thesis: k-valued logics.
Doctor in Mathematical Science, Hungarian Academy of Sciences, 1981, Thesis: logical and algebraic investigations in relational database system.
Corresponding member of the Hungarian Academy of Sciences, 1987.
Full member of the Hungarian Academy of Sciences, 1995.
Recipient of the Géza Grünwald Prize for outstanding results in computer science, given by the J. Bolyai Mathematical Society (1973); Recipient of the Ottó Benedikt Award of the Hungarian Academy of Sciences (1982); Academic Prize, Award of the Hungarian Academy of Sciences (1984); Recipient of the László Kalmár Prize from the John von Neumann Computer Science Society (1990); Széchenyi Prize awarded by the President of the Hungarian Republic (2005).
Computer and Automation Research Institute, Hungarian Academy of Sciences, since 1970.
Assistant professor of L. Kossuth University, Debrecen, Hungary, 1977-81.
Full professor of Computer Science of L. Eötvös University, Budapest, Hungary, since 1982.
Head of the Doctoral Program in Computer Science of L. Eötvös University, since 1993.
Head of the Informatics Division, CARI (since 1976).
Fields of interest
Discrete mathematics. Database systems and models. Algebraic, combinatorial and logical methods in database systems. Theory of algorithms, complexity. Structural problems of many-valued logics.
Member of the Computer Science Committee and of the Committee of Mathematics of the Hungarian Academy of Sciences from 1979.
Member of the Editorial Boards of various periodicals. Chairman of several national and international conferences.
Research experience of 30 years, leading several domestic and international research projects
Supervising several PhD dissertations. Invited speaker at many international conferences.
Mother tongue: Hungarian; high-level Russian, fluent English
Author or co-author of 211 research papers and 6 books.
★ Graphs representimg sets of functional dependenciesPublication date2008
Investigation of Dense Family of Closure OperationsPublication date2022
An Algorithm for Mining High Utility Sequential Patterns with Time IntervalPublication date2019
An Efficient Method to Reduce the Size of Consistent Decision TablesPublication date2018
A Formal Representation for Structured DataPublication date2016
An algebraic approach to the study of market baskets and their classificationPublication date2014
Metric based attribute reduction in dynamic desicion tablesPublication date2014
Logical Representation of Dependencies of Items and the Complexity of Customer SetsEditorsZoran, BudimacMirjana, IvanovicMiloš, RadovanovicPublication date2012