covariance

covariance是什么意思、covariance怎么读

读音: 美 [kəʊ´veərɪəns]

英 [koʊ´verɪəns]

covariance中文翻译

n.[数]协方差；共分散

covariance是什么意思

网络共变异数; 协变; 协变性

词组短语

1.complex covariance 复协方差
2.analysis covariance 协方差分析
3.cross covariance 互协方差；交叉协方差
4.covariance matrix 协方差矩阵
5.covariance function 协方差函数；共变量函数；积差函数
6.covariance method 协方差法,共变法...
7.normalized covariance 归一化协变性...
8.Multiple covariance 多元协方差；多重方差
9.covariance analysis 协方差分析；积差分析；共变量分析
10.population covariance 总体协方差

用法例句

1.
The distinction between covariance and contravariance is important for computations with tensors, which often have mixed variance.
协变和逆变的区别对于张量的计算尤为重要，这往往会出现混合方差。
2.
Another concept that´s very basic here is covariance.
另一个基本的概念是协方差。
3.
Covariance is a measure of how much two variables move together.
协方差衡量的是两个变量一起变动的情况。
4.
A negative covariance means that they tend to move opposite each other.
负值的协方差就表示，二者反向变动。
5.
Significance and application of covariance functions are discussed.
对协方差函数的意义和应用做了讨论。

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