请输入您要查询的字词:
单词
covariance matrix
释义
covariance matrix
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>随机变量>释义
covariance matrix
协方差阵
>概率论>随机分析>释义
covariance matrix
协方差矩阵
covariance matrix
协方差
矩
阵
†
Astronomy
covariance matrix
协方差矩阵
随便看
particle accelerator
particle accretion
particle analysis techniques
particle-antiparticle annihilation
particle-antiparticle conjugation
particle antiparticle pair annihilation
particle antiparticle pair production
particle-antiparticle pair production
particle-antiparticle transfonmation
particle antiparticle transformation
particle-antiparticle transformation
particle astronomy
particle astrophysics
particle beam
particleboard
particle board production
particle buoyancy force
particle charge
particle clusters
particle coarsening
particle collision
particle collision cross-section
particle concentration
particle concentration measurement
particle confinement
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。
Copyright © 2000-2023 Sciref.net All Rights Reserved
京ICP备2021023879号
更新时间:2026/8/12 5:44:54