Abstract
Abstract In Chinese
Notation
Chapter 1 Introduction
§1.1 Introduction
§1.2 Development of rough sets theory
§1.3 Basic concepts of rough sets theory
§1.4 Basic concepts of S-rough sets theory
§1.5 The main work of this paper
Chapter 2 Study of some problems of rougb communication
§2.1 Introduction
§2.2 Basic concepts of rough communication
§2.3 Information measure in rough communication
§2.4 The analysis of translation result of rough communication
§2.5 A new definition form of rough communication
Chapter 3 Optimal translation sequence of rough communication
§3.1 Introduction
§3.2 Global optimal translation sequence of rough communication
§3.3 Result optimal translation sequence of rough communication
§3.4 λ-Optimal translation sequence of rough communication
Chapter 4 Fuzzy rough communication
§4.1 Introduction
§4.2 The concept of fuzzy rough communication
§4.3 Information measure in fuzzy rough communication
§4.4 The relation between fuzzy rough communication and rough communication
§4.5 Example
§4.6 Optimal translation sequence of fuzzy rough communication
Chapter 5 Some characteristics of assistant sets of S-rough sets
§5.1 Introduction
§5.2 α-generation and α-generation theorem of assistant sets of S-rough sets
§5.3 α-generation granulation degree of assistant sets of S-rough sets
Bibliography
Acknowledgements
Papers published during studying for the doctorate
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