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单词
efficient estimate
释义
efficient estimate
Encyclopedia
理学
参数估计
释
efficient estimate
有效估计
一致最小方差无偏估计是一种优良估计量，这里的方差到底有多小呢？克拉默-拉奥（Rao-Cramer）在1945～1946年给出了一个无偏估计的方差所不可逾越的下界，亦称克拉默-拉奥不等式或克拉默-拉奥下界，实际上有一些一致最小方差无偏估计未必能达到克拉默-拉奥下界。因此，我们把无偏估计的方差达到克拉默-拉奥下界的估计称之为有效估计。
Mathematics
＞数理统计＞样本·统计量＞释义
efficient estimate
有效估计
efficient estimate
有效估计
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随便看
totally ordered set
totally ordered subset
totally orthogonal manifold
totally orthogonal plane
totally orthogonal space
totally positive
totally positive element
totally positive field
totally positive matrix
totally positive number
totally projective group
totally ramified extension
totally real CR structure
totally real field
totally real submanifold
totally recursive subclass
totally reflexive relation
totally regular method
totally regular ring
totally regular transformation
totally self-checking circuit
totally sigma-finite measure
totally singular subspace
totally stable solution
totally summable basis
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更新时间：2026/7/2 15:01:28