shawei_-CS_MRI_demo

说明：  关于信号输入均匀量化器的信号幅度，用MATLAB实现量化过程(Uniform quantizer on the input signal amplitude, using MATLAB to quantify the process of achieving)

说明：  高斯过程(GP)模型中推理和预测的实现。它实现了在《Rasmussen & Williams:机器学习的高斯过程》(麻省理工学院出版社，2006)和《Nickisch & Rasmussen:二进制高斯过程分类的近似》(JMLR, 2008)中讨论的算法。该函数的优点在于灵活性、简单性和可扩展性。该函数具有一定的灵活性，首先通过定义均值函数和协方差函数来确定遗传算法的性质。其次，它允许指定不同的推理过程，如精确推理和期望传播(EP)。第三，它允许指定似然函数，如高斯函数或拉普拉斯函数(用于回归)和累积逻辑函数(用于分类)。简单性是通过一个简单的函数和紧凑的代码实现的。可扩展性是通过模块化设计来保证的，允许为已经相当广泛的推理方法、均值函数、协方差函数和似然函数库轻松添加扩展。(Gaussian Processes for Machine Learning , the MIT press, 2006 and Nickisch & Rasmussen: Approximations for Binary Gaussian Process Classification , JMLR, 2008. The strength of the function lies in its flexibility, simplicity and extensibility. The function is flexible as firstly it allows specification of the properties of the GP through definition of mean function and covariance functions. Secondly, it allows specification of different inference procedures, such as e.g. exact inference and Expectation Propagation (EP). Thirdly it allows specification of likelihood functions e.g. Gaussian or Laplace (for regression) and e.g. cumulative Logistic (for classification). Simplicity is achieved through a single function and compact code.)

利用差分进化算法（Differential Evolution）实现对经典函数girewangk的验证(The use of differential evolution algorithm (Differential Evolution) to achieve the verification of classical function girewangk)

matlab的实用说明，里面是全英文的。(matlab practical note, which is English.)

多维非线性辨识的MATLAB程序（用神经网络学习二维非线性函数）(multidimensional nonlinear identification MATLAB (using neural networks to learn two-dimensional nonlinear function))

PSCAD合闸过电压实例，希望对初学者有所帮助(Overvoltage PSCAD closing, I hope to help beginners)

计算时间序列双谱的三维图和二维图，用于研究非线性过程非常管用！(Bispectrum calculation of three-dimensional time series graph and two-dimensional maps, used to study the nonlinear process is very useful!)

This a two dimensional level set code that extends quanities off the interface using a first order Godunov scheme.

一个简单的混沌程序，可以看到分叉的现象和振荡的现象。(A simple chaotic process, you can see the phenomenon of bifurcation and oscillation)

均衡器的参数设置,设置不同的参数，生成相应的均衡波形。(equalizer)