enh

利用MATLAB对PID算法进行模拟仿真的算法介绍，编程实例等。涉及了很多具体的PID控制领域的例子。(Using MATLAB simulation algorithm introduced the PID algorithm, and programming examples. Involves a lot of specific examples in the field of PID control.)

使用自然梯度盲分离算法，实现对四个亚高斯信号的分离，并从分离结果可总结出盲分离算法的两个不确定性。同时给出了串音误差。(Blind separation using the natural gradient algorithm to achieve the separation of the four sub-Gaussian signals, and the separation results can be summarized from the blind separation algorithm of two uncertainty. Crosstalk error is also given.)

This shows the ask. fsk. psk modulation

说明：  计算多层膜结构的透射率，用matlab进行仿真(The transmittance of multilayer membrane structure was calculated and simulated by MATLAB)

calculate the Hurst exponent

说明：  运用相移延拓的方法有效地模拟地震波在介质中的传播路径。(Extension of the use of the phase shift method can effectively simulate seismic wave propagation path in the medium.)

锚杆挡墙的立柱和锚杆内力的有限元分析,可以分析立柱在挡墙土压力作用下的挠曲线，以及内力大小，对于锚杆挡墙的优化设计具有较大作用。(FEM analysis on the internal forces and deflection of beam for anchoring retaining wall)

this file contains a matlab simulation of a smulin system that represents the power compensation

Impulse noise Generation

这个程序是用来显示经过经验模态分解后所得的各个固有模态函数和残余信号，以及由它们重建的信号。(This procedure is used to show through after EMD from various intrinsic mode function and the residual signal, as well as the reconstruction of the signal from them.)