Possibilistic Mean and Variance of Peak Fuzzy Number

峰型模糊数的可能均值与 方差

The azimuth angle and depression angle variance of the peak feature are first studied .

研究了 峰值特征的方位角不变性和俯视角 不变性 问题。

We introduce the conception of possibilistic mean and variance based on the necessity of their applications and investigate its properties at the same time a linear computation formula of peak fuzzy number is presented .

根据 峰型模糊数1w_300的应用需要，提出可能均值与可能 方差的概念，对其运算性质进行研究，并推出 峰型模糊数线性组合时的计算式。

Variance ranges of peak viscosity and pasting temperature were the greatest in seven pasting parameters .

在淀粉粘度特性7个参数中，以 峰值粘度和糊化温度 变异度最大。

The variance coefficient of soil water of semi-shady slope showed single peak and the variance coefficient ranged from 23.5 % to 43 % . 2 .

半阴坡土壤含水量 变异系数的范围为23.5%～43%，在坡面呈 单峰型变化趋势。