The paper also gives an algorithm for estimating the variance of the imaging noises by computing residual deconvolution errors, which is used in the second step of the modified Wiener filter.
对改进算法中二次滤波的噪声方差参数选取采取一种计算反卷积剩余误差的方法,用在第二次滤波步骤中。
2
Residual bagging height contributes up to 94% of the total variance in the perception of fabric bagging.
残余起拱高度对织物起拱特性总方差的贡献在94%以上。
3
Kalman filtering method is widely used in data adjustment of dynamic surveying system, whose unit variance is usually computed with innovation vector of parameters and residual vector of observations.