中文说明： 计算十字叉丝的在不同距离的衍射图像,迭代自组织数据分析，模拟数据分析处理的过程，数学方法是部分子空间法，多抽样率信号处理，采用了小波去噪的思想。
English Description：
Calculation of cross wire diffraction images at different distances, iterative self organizing data analysis, simulation data analysis process, the idea of the mathematical method is part of the subspace method, multi sample rate signal processing, the wavelet denoising.