This componentsof parameter variance depends on the sample size.
参数方差的这一组成部分依赖于样本容量。
2
This paper deals with the variance property of combining ridge and principal components estimate in the class of reduced-dimension estimates.
讨论岭型主成分估计在一类降维估计中的方差性质,证明了它的方差和在这类降维估计中最小。
3
Optimizing the software components reliability, not only need to maximize the reliability of the estimates, but also need to minimize reliability estimation variance and testing costs.