中文说明：分数阶傅里叶变换计算方面,包括压缩比、运行时间和计算复原图像的峰值信噪比,本程序的性能已经超过其他算法，基于matlab平台实现,主要为数据分析和统计，用于特征降维，特征融合，相关分析等。
English Description：
Calculation of fractional Fourier transform, including the compression ratio, running time and calculating image peak signal to noise ratio, this performance more than others, based on the MATLAB platform, mainly for data analysis and statistics used to feature dimension reduction, fusion, analysis and so on.