covariance中文什么意思

n.
【统计学】协方差，协变性；共离散。

• analysis covariance:    协方差分析
• analysis of covariance:    共分散分析; 互变量分析; 协方差分 ...
• annual covariance:    年序列共变方

例句与用法

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1. The data on covariance presently available are here .
   目前所能获得的关于协变的资料都在这儿。
2. The additive genetic variance of the same character, estimated from the covariance of half sibs, was 0. 9602 .
   从半同胞协方差估计出来的，同一性状的加性遗传方差为09602。
3. Umvique of the covariance matrix in growth curve model
   增长曲线模型中协差阵的最优估计
4. Fittings of systematic errors and covariance matrices in navigation
   精密定位的观测值随机模型

英文释义

名词

1. (statistics) the mean value of the product of the deviations of two variates from their respective means

百科释义

In probability theory and statistics, covariance is a measure of how much two random variables change together. If the greater values of one variable mainly correspond with the greater values of the other variable, and the same holds for the smaller values, i.