According to the condition of convergence on the Mean-SquareDeviation, the algorithm decreases its order as iteration goes on.
该算法根据均方偏差的收敛条件，在迭代过程中不断减小投影阶数。
2
Introduces the principle of Variance addition and sets forth the related problems on calculating the mean-squaredeviation in practical application.
介绍方差相加原理，阐述均方差计算在实际应用中的有关问题。
3
The method assumes that the corresponding mean-squaredeviation of optical intensity is minimum when the fitting values are most close to the measured values.