混沌时间序列分析的瑞利熵的计算方法，可计算出序列中的renyi entropy。-renyi entropy

本程序用于实现二维Renyi熵图像阈值分割，只要输入图像数据即可得到阈值结果-This procedure is used to achieve the two-dimensional Renyi entropy image threshold segmentation, as long as the input image data can be obtained by the threshold results