中文说明： 包括最后计算压缩图像的峰值信噪比和压缩效果的源码,插值与拟合，解方程，数据分析，实现典型相关分析，用于特征降维，特征融合，相关分析等,可以提取一幅图中想要的目标，匹配追踪和正交匹配追踪。
English Description：
Including the calculation of compression image peak signal-to-noise ratio and compression effect of the source code, interpolation and fitting, solving equations, data analysis, realize the canonical correlation analysis for the characteristics of dimensionality reduction, feature fusion, correlation analysis can extract a picture map to target, matching pursuit and orthogonal matching pursuit.