隶属函数在寒地浆果评价体系建立中的应用

Application of Membership Function in Establishing Evaluation System of Cold Land Berry

隶属函数综合评定法通过对不同指标的量化、赋值,建立线性隶属函数,再依据最大原则进行排序,比较客观地描述了评价对象的综合表现。所得评价结果与实际表现相符,是较为适用的综合评价体系,适合在寒地浆果种质资源圃建立和品种优选中应用。但应尽可能集合多名专家意见,全面准确地设定各层次影响因素及其权重分配,建立科学合理的综合评价指标关系模型。

This fuzzy comprehensive evaluation used membership function to quantify the different index and sorts by the maximum principle. Describing comprehensive performance of evaluation object was objective. The results were conformed to the facts. It was suitable for establishing the resource nursery of cold land berry and optimal selecting of varieties .But more expert opinion should be collected to determine effect factor of different levels and weight,which would be more scientific and rational.