关键词: 北极航线问题, 协调, 云理论, 模糊模式识别

Abstract: With regard to complicated and abnormal issues in the Arctic route，this paper brings forward the fuzzy pattern recognition that is one of the most useful methods in quantitative analysis of company market competition orientation.But its uniqueness of deciding grade of membership makes this method lose its fuzzy meaning.In this paper，cloud model is built and applied to rectify the shortage of the above by using the normal cloud instead of membership function，make the recognition results of China orientation in the arctic route issue coordinating more reasonable and actual，and try to explore the application of cloud theory in the field of international issue research.

Key words: arctic route issue, coordinate, cloud theory, fuzzy pattern recognition