... 估计保费收入 estimated premium income 估计值的方差 variance of estimate 估计净减数 estimated net decrease ...
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estimate of variance [数] 方差估计
variance of ratio estimate 比率估计值的方差
sample estimate of variance 方差的样本估计值
negative estimate of variance component 变异数成分的负估计值
combining estimate of variance [数] 方差联合估计
variance of regression estimate 回归估计值的方差
polled estimate of variance 方差综合估计数
Suppose the estimated duration of a task is 3 months, and the variance of the estimate is 1 month.
假设估算的任务持续时间是 3 个月，并且估计的方差是 1 个月。
In this case optimally weighted LS estimate is not a linear estimate of a parameter given input and observation anymore and can not be compared with linear minimum variance estimate.
在这种情况下，最优加权最小二乘估计变成关于观测和输入的非线性估计，且与线性最小方差估计不可比。
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。
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