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Representation and reasoning in financial investment decision base on fuzzy knowledge and its different negations

Songlin Liu , Yonghua Zhang, Zhengmei Fu

Based on a contradictionwith negation, negation and intermediaries negate antagonism new fuzzy set FScom, study the investment decision in a financial application instance. Which, for different negative fuzzy knowledge, the introduction of fuzzy set ~+ A and ~-A, and the use of ideological distance ratio function defines the membership functions of fuzzy sets, fuzzy sets FScom given p-value as well as the definition of fuzzy production rules threshold a method to determine k discussed examples of three different fuzzy knowledge and its negative inference algorithms and implementation.