DSP

说明：  测量字符串长度，输入字符串，输出字符串的长度。(Measure the length of the string, input the string, output the length of the string.)

说明：  ofdm通信系统的simulink模型，采用bpsk调制。(Simulink model of OFDM communication system)

说明：  此为韩京清老师的自抗扰仿真程序，含有eso.m、td.m、nlsef.m三个文件(AN AUTOMATIC DISTURBANCE REJECTION SIMULATION PROGRAM FOR TEACHER HAN Jingqing)

高斯白噪声的生成程序，小波包分析提取振动信号中的特征频率，预报误差法参数辨识-松弛的思想。( Gaussian white noise generator, Wavelet packet analysis to extract vibration signal characteristic frequency, Prediction Error Method for Parameter Identification- the idea of relaxation.)

sql学习必备材料，讲解通俗易懂，很有层次，内容丰富(This book is SQL learning materials and understanding very easy and very hierarchical and riching in content)

cours statistiques et estimation

用matlab求伪Wigner-Ville分布(Using the pseudo Wigner-Ville distribution with MATLAB)

说明：  用ABAQUS扩展有限元方法模拟水里压裂的例子。(The program developed in Python language is mainly used to simulate the hydraulic fracture on ABAQUS platform. Plastic damage model is adopted for cement sheath.)

说明：  C语言100经典实例教程，非常实用、方便的C语言学习材料！(C-100 classic example of tutorials, very useful and convenient C-language learning materials!)

实现不同参数下的morlet小波，这是很好用的一个生产小波的源码，比工具箱好用(Realize morlet wavelet under different parameters)