| Abstract | 第6-10页 |
| Abstract In Chinese | 第11-15页 |
| Notation | 第15-16页 |
| Chapter 1 Introduction | 第16-33页 |
| §1.1 Introduction | 第16-17页 |
| §1.2 Development of rough sets theory | 第17-18页 |
| §1.3 Basic concepts of rough sets theory | 第18-22页 |
| §1.4 Basic concepts of S-rough sets theory | 第22-29页 |
| §1.5 The main work of this paper | 第29-33页 |
| Chapter 2 Study of some problems of rougb communication | 第33-52页 |
| §2.1 Introduction | 第33页 |
| §2.2 Basic concepts of rough communication | 第33-37页 |
| §2.3 Information measure in rough communication | 第37-42页 |
| §2.4 The analysis of translation result of rough communication | 第42-48页 |
| §2.5 A new definition form of rough communication | 第48-52页 |
| Chapter 3 Optimal translation sequence of rough communication | 第52-69页 |
| §3.1 Introduction | 第52页 |
| §3.2 Global optimal translation sequence of rough communication | 第52-60页 |
| §3.3 Result optimal translation sequence of rough communication | 第60-66页 |
| §3.4 λ-Optimal translation sequence of rough communication | 第66-69页 |
| Chapter 4 Fuzzy rough communication | 第69-89页 |
| §4.1 Introduction | 第69-70页 |
| §4.2 The concept of fuzzy rough communication | 第70-72页 |
| §4.3 Information measure in fuzzy rough communication | 第72-75页 |
| §4.4 The relation between fuzzy rough communication and rough communication | 第75-79页 |
| §4.5 Example | 第79-81页 |
| §4.6 Optimal translation sequence of fuzzy rough communication | 第81-89页 |
| Chapter 5 Some characteristics of assistant sets of S-rough sets | 第89-105页 |
| §5.1 Introduction | 第89-90页 |
| §5.2 α-generation and α-generation theorem of assistant sets of S-rough sets | 第90-98页 |
| §5.3 α-generation granulation degree of assistant sets of S-rough sets | 第98-105页 |
| Bibliography | 第105-112页 |
| Acknowledgements | 第112-113页 |
| Papers published during studying for the doctorate | 第113-115页 |
| 学位论文评阅及答辩情况表 | 第115页 |
