Fuzzy systems 51 Fuzzy sets 15 Automatic control 9 Fuzzy logic 9 Artificial intelligence 7 Dissertations, Academic (Ph.D) 7 Soft computing 7 Neural networks (Computer science) 6 Thesis (Ph.D)-Mathematics 6 Neural networks 5 Computer science 4 Control theory 4 Intelligent control systems 4 System analysis 3 Evolutionary algorithms 2 Expert systems (Computer science) 2 Fuzzy Logic 2 Fuzzy Systems 2 Fuzzy arithmetic 2 Fuzzy mathematics 2 Fuzzy numbers 2 Fuzzy systems in medicine 2 Logic 2 Mathematical models 2 Operations research 2 Philosophy 2 Philosophy and science 2 Set theory-- Fuzzy sets-- Transfinite numbers 2 Algebra, Universal 1 Approximation theory 1