geometric mean

英 [ˌdʒiːəˌmetrɪk ˈmiːn]

美 [ˌdʒiːəˌmetrɪk ˈmiːn]

n.  几何平均; 等比中数

计算机化学

牛津词典

noun

• 几何平均；等比中数
  the central number in a geometric progression

英英释义

noun

• the mean of n numbers expressed as the n-th root of their product

双语例句

• The mathematical mean of the physical quantity has multiple expressions forms, including arithmetical mean and geometric mean, etc.
  目的：探讨均值、中位数和几何均值三种统计方法对尿氟指标的影响和相互间有无差异。
• In 1997, Fiedler and Pta'k introduced spectral geometric mean F ( A, B) of positive definite matrixes, and discuss its properties.
  1997年Fiedler和Ptak定义和研究了正定矩阵间的谱几何平均F（A，B），并给出了相关性质。
• A Consistency Improving Method Based on Possibility-Satisfiability Degree and Weighted Geometric Mean
  一种基于可能满意度与加权几何平均的一致性改进方法
• In this paper, the geometric mean value of product of non zero of base m digits is discussed, the exact calculating formula is given.
  物理量的数学平均值有算术平均值和几何平均值等多种表达形式，这些数学平均值所表达的物理含义是不同的。
• The method of butterfly segmentation and geometric mean value to the distributed fault diagnosis was the most accurate and reasonable.
  采用蝶形分割法和子网证据体的权重值几何平均值法的分布式故障诊断结果更为准确和合理。
• Research on consistency and eigenvalue of the weighted geometric mean judgement matrix
  综合判断矩阵的一致性及特征值问题研究
• Some analytic inequalities are established by using of the theory of majorization. The Ky Fan inequality and the arithmetic and geometric mean inequality are also refined.
  利用优超理论建立了若干解析不等式，并对KYFAN不等式、算术&几何平均不等式进行了推广。
• This paper discussed the theorem of the average arithmetic geometric mean of algebraic polynomials systematically, then derived and analyzed the original geometric programming ( GP) briefly.
  系统地讨论了代数多项式的算术－几何均值定理，并对原型几何规划理论作出了简明的推导与分析。
• The approach makes use of another important feature of the scale-free network: the final formation of a scale-free network is controlled by the geometric mean of its degrees.
  该方法利用了无标度网络的一个重要性质，即无标度网络的最终形成是受其度的几何均值控制的。
• In fact, there are some very old books that show this as the average, the sum divided by two arithmetic mean, but the modern practice is to use the geometric mean.
  事实上，一些很老的书籍上，平均的定义就是算数意义的，总的来说被分为两种算数意义，但现代我们多用几何意义。