“协方差矩阵”的概念、定义、翻译、参考文献-科学参考

　

单词	协方差矩阵
释义	协方差矩阵 Encyclopedia 理学临床试验的自适应性设计释 covariance matrix协方差矩阵在统计学与概率论中，协方差矩阵是由随机向量各分量协方差组成的矩阵，其第行，第列位置的元素是随机向量的第个与第个随机变量之间协方差的矩阵，其主对角元为对应随机变量的方差，每个协方差矩阵都是对称半正定的。又称离差矩阵、方差-协方差矩阵。 Mathematics ＞概率论＞随机分析＞释义 covariance matrix协方差矩阵 Astronomy covariance matrix协方差矩阵
随便看	relatively convex relatively cyclic field relatively dense set relatively free algebra relatively free group relatively general position relatively independent plane coordinate system relatively induced module relatively interior relatively large set relatively minimal model relatively open relatively open set relatively perfect set relatively prime relatively prime elements relatively prime functions relatively prime ideals relatively prime numbers relatively prime polynomials relatively pseudo-complemented lattice relatively quasicompact set relatively regular operator relatively stable relatively strong topology

　

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。

　

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