extended dominance meaning in English

扩充超优

Since analysis method of rough decision making based on extended dominance relation has its limitations , a new decision analysis method based on extension of the rough sets is proposed to multi - attribute decision making problems with preferential and incomplete information in this paper
摘要针对基于扩展优势关系的粗糙决策分析方法的局限性，本文给出了一种新的基于拓展粗糙集的多属性决策分析方法。
Firstly , the concept of limited extended dominance relation is presented , secondly , the rough approximations of knowledge are obtained by limited extended dominance relation and decision rules of classification are acquired , thirdly , new method proves to be better than old one by contrast analysis , finally , the feasibility and effectiveness of new method are demonstrated by a real example
首先提出了有限扩展优势关系的概念；其次在有限扩展优势关系下得到知识的粗糙近似，给出了分类决策规则；第三，通过对比分析，证明了新方法的性能优于现有方法；最后通过一个实例验证新方法的可行性和有效性。