Selection of Sporting Goods with Vague Set

As a sunrise industry, sporting goods industry is rapid growth in E-commerce. Information overload become an important issue in this situation. Recommendation system is a good way to solve this problem. In order to find a recommendation strategy for sporting goods in E-commerce, Vague Sets, Gaussian function and characteristics of uncertainty were used to represent sporting goods features with Vague value in this paper. On this basis, the general steps of recommendation strategy with Vague Sets were given, in order to get a new idea and method to decision-maker. Finally, recommender formula is given, which will be conducive to the work of the actual recommendation strategy.