在这份报纸,珍视间隔的模糊数字吝啬的加权的 possibilistic 的概念首先被介绍。远,珍视间隔的模糊数字的加权的 possibilistic 变化,协变性和关联的观点被介绍。同时,他们和在他们之间的关系的一些重要性质被学习。
In this paper, the concept of weighted possibilistic mean of interval- valued fuzzy number is first introduced. Further, the notions of weighted possibilistic variance, covariance and correlation of interval-valued fuzzy numbers are presented. Meantime, some important properties of them and relationships between them are studied.