covariance
「covariance」的意思
n. [数] 协方差;共分散
n.[统]协方差
「covariance」的用法
covariance协方差 - 统计学中衡量两个变量之间线性关系强度和方向的度量
「covariance」的例句
The covariance between the two variables is positive.
两个变量之间的协方差是正的。
Covariance can be used to understand the relationship between two random variables.
协方差可以用来理解两个随机变量之间的关系。
A high covariance indicates a strong linear relationship.
高协方差表明存在强烈的线性关系。
The covariance matrix is a key component in multivariate analysis.
协方差矩阵是多元分析中的一个重要组成部分。
In finance, covariance is used to measure the risk of a portfolio.
在金融中,协方差用于衡量投资组合的风险。
Understanding covariance is crucial for statistical modeling and data analysis.
理解协方差对于统计建模和数据分析至关重要。
Covariance can help in identifying patterns and dependencies in data.
协方差可以帮助识别数据中的模式和依赖关系。
The covariance between two independent variables should be close to zero.
两个独立变量之间的协方差应该接近零。
Covariance is a measure of how much two random variables vary together.
协方差是衡量两个随机变量如何共同变化的度量。
In machine learning, covariance matrices are used for dimensionality reduction techniques like PCA.
在机器学习中,协方差矩阵用于主成分分析等降维技术。