说明：  题目：非平稳时间序列突变检测的启发式分割算法（BG算法） 本源码实现了下面参考文献中的算法，并对该文献中的实例进行了仿真
(Title: Non-stationary time series mutation detection heuristic segmentation algorithm (BG algorithm) of the source references to achieve the following algorithm, and examples of the literature carried out simulation)