“variace-covariance matrix”的概念、定义、翻译、参考文献-科学参考

单词	variace-covariance matrix
释义	variace-covariance matrix Encyclopedia 工学精度释 variace-covariance matrix方差-协方差矩阵随机变量的方差和协方差的集合。是以随机变量的方差为主对角元素，随机变量间的协方差为非主对角元素构成的一个对称方阵。
随便看	textual research on art Textual Research on Chinese Bronze Inscriptions Textual Research on Dramatists of the Qing Dynasty Textual Research on Traditional Chinses Novels textural textural feature textural maturity textural stress texture texture analysis texture compression texture coordinate textured fiber textured yarn fabric texture enhancement texture filtering texture generation & processing texture mapping texture of coal seam texture of crude drugs texture strengthening texture synthesis Texworld Paris TF TFA

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