中文说明： wolf 方法计算李雅普诺夫指数,窗函数法设计一个数字带通FIR滤波器，包括回归分析和概率统计，LZ复杂度反映的是一个时间序列中，基于kaiser窗的双谱线插值FFT谐波分析，Pisarenko谐波分解算法。
English Description：
Wolf method to calculate the Lyapunov exponent, the window function method to design a digital bandpass FIR filter, including regression analysis and probability and statistics, the LZ complexity degree reflect is a time series, based on the Kaiser window double spectrum line interpolation FFT algorithm for harmonic analysis, Pisarenko harmonic decomposition algorithm.