The 18th Conference on Fuzzy Set Theory and Applications, FSTA 2026, will take place in Liptovský Ján under the auspices of the Department of Mathematics and Descriptive Geometry of Faculty of Civil Engineering of Slovak University of Technology in Bratislava, the Armed Forces Academy of General Milan Rastislav Štefánik in Liptovský Mikuláš, the Institute for Research and Applications of Fuzzy Modeling (IRAFM), University of Ostrava and the Working Group for Fuzzy Set Theory and Applications of the Slovak Mathematical and Physical Association, in co-operation with EUSFLAT working group AGOP and SIPKES s.r.o.

Approximate reasoning • Clustering and classification • Cognitive modeling • Intelligent data analysis and data-mining • Data aggregation and fusion • Database management and querying • Theory and applications of decision-making • Forecasting and time series modeling • Fuzzy control • Theoretical foundations of fuzzy logic and fuzzy set theory • Imprecise probabilities and fuzzy methods in statistics • Image processing and computer vision • Information retrieval • Knowledge representation and knowledge engineering • Linguistic modelling • Machine learning • Possibility theory and applications ...