compression-avec-psychoachostique

说明：  本次上传的matlab代码，是基于Mantegna方法模拟萊维飞行，生成levy飞行图；总的飞行次数参数可根据需要更改。(The uploaded matlab code is based on Mantegna method to simulate Levy flight and generate Levy flight chart; the total number of flight parameters can be changed as needed.)

用各种窗函数设计FIR数字滤波器，q725a是利用fir2设计滤波器(With a variety of window function design FIR digital filter, q725a is the use of filters fir2 Design)

基于matlab和simulink的时间延迟chen系统的吸引子程序，对与非线性动力学与混沌方面的同行很有用。(A code for time-delayed chen attractor based on matlab and simulink)

mathematica里面实现仿真的蒲丰投针实验(buffon experiment on mathematica)

MSK modulation technique .

三种经典图像分割阈值选取方法——直方图双峰值，ostu，一维最大熵。简单程序，调用即可用(Three classic image segmentation threshold selection method- histogram peak ostu one-dimensional maximum entropy)

说明：  用FCM算法实现了图像分割，效果较好，可以更改聚类数目(FCM algorithm is used to realize image segmentation. The result is good, and the number of clusters can be changed)

RANDOM NUMBER GENERATION AND TEST FOR RANDOM NUMBER

This code is for Reduce Rank Square Root Technique in MatLab

输入声音信号，分别在时域和频域计算声压级(Input sound signal, the sound pressure level were calculated in the time domain and frequency domain)