文章详细信息 关键词： Bayes估计;;最小二乘估计;;均方误差矩阵;;相对效率 [gap=241]Keywords: Bayes estimator;least square estimator;mean square error matrix;relative efficiency
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遵循最小均方误差原理，给出了二维二阶拟合的矩阵表达式。
According to the principle of minimum mean square error fit, the corresponding matrix formulation is developed.
这种方法利用频域测量矩阵直接给出了圆度形状误差和回转误差的最小二乘解或最小均方误差解。
The least square solution and minimum mean square error(MMSE) solution for roundness error and spindle error was derived by measurement matrix in frequency-domain.
设计了基于矩阵外积法的一步预测均方误差阵的改进算法。
The algorithm of matrix inversion with matrix exterior product arithmetic is improved, so that matrix inversion is avoided.
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