In the sense of linear unbiased minimum variance estimation, a global optimal recursive state estimation algorithm for this discretized linear system is proposed.
在线性无偏最小方差估计准则下，推导出了该离散化后所得系统的全局最优递推状态估计算法。
2
A method of implementing adaptive enhancement of variance on an image by a recursive low-pass filter is introduced mainly in this paper.
介绍了用递归低通滤波器方法来实现图象的方差自适应增强。
3
When the noise variance is known, and it's process is stationary, the signal can be enhanced by use of the recursive least mean-square estimation.