Intro
Preface
Contents
Fuzzy Sets, Intuitionistic Fuzzy Sets, Rough Sets
On Intuitionistic Fuzzy Extended Modal Topological Structures
1 Introduction
2 Preliminaries
3 Definitions of a Fourth Type of Intuitionistic Fuzzy Feeble Topological Structures
4 Conclusion
References
Intuitionistic Fuzzy Evaluation of User Requests Frequency
1 Introduction
2 Main Idea
3 An Example
4 Conclusion
References
Balanced and Intuitionistic Fuzzy Systems of Equations
1 Introduction
2 Mathematical Background
2.1 Extensions of Fuzzy Sets

2.2 Balanced Sets and Relations
2.3 Intuitionistic Fuzzy Relations
3 Connections Between Balanced and Intuitionistic Fuzzy Systems of Equations
4 Examples of Applications of Systems of Equations
5 Summary
References
On the Solutions of Some Equations with Intuitionistic Fuzzy Index Matrices
1 Introduction
2 The Equation with Operation
2.1 The Equation with Operation
2.2 The Equation with Operation
3 The Equation with Operation
3.1 The Equation with Operation
3.2 The Equation with Operation
4 The Equation with Operation
5 Conclusion
References

Convergence of Functions of Several Intuitionistic Fuzzy Observables
1 Introduction
2 IF-Events, IF-States and IF-Observables
3 Product Operation, Joint IF-Observable and Independence
4 Kolmogorov Construction
5 Function of Several IF-Observables
6 Convergence of Functions of Several IF-Observables
7 Conclusion
References
Review of Fuzzification Functionals Dedicated to OFN
1 Ordered Fuzzy Numbers
1.1 OFN Arithmetic
2 Fuzzifiers
2.1 Inverse Golden Ratio Method
2.2 BeeT Fuzzifier
2.3 BeeM Type Fuzzifier
3 Summary
References

Using Modified Canberra Distance as OFN Numbers Comparison Operator
1 Introduction
2 Similarity Measures
3 Methodology
3.1 The Ordered Fuzzy Numbers
3.2 Lemma and Definitions
4 Experiments and Results Evaluation
5 Experiments and Results Evaluation
6 Discussion, Limitations and Future Work
7 Conclusion
References
Advanced Data Analysis and Machine Learning
Parameterized Interval-Valued Aggregation Functions in Classification of Data with Large Number of Missing Values
1 Introduction
2 Basic Notions and Properties Related to IV Aggregation Functions

3 Algorithm and Details of Experiments
4 Results and Statistical Tests
5 Conclusions and Future Plans
References
Rough Set Flow Graphs for Information Systems over Ontological Graphs
1 Introduction
2 Basic Notions
2.1 Rough Set Flow Graphs for Information Systems Over Ontological Graphs
3 RSFG Visualizer Module
4 Modeling with RSFG Visualizer
4.1 Ontological Graphs for Educational Paths and Job Careers
4.2 RSFG Graph with Assigned Ontological Graphs
5 Conclusions
References