zhen-xing-fen-jia-fa

识别简单表情的BP网络算法，使用Matlab实现，很好用，适合初学者，~(Identification of a simple expression of the BP network algorithm, the realization of the use of Matlab, a good use for beginners, ~)

说明：  利用matlab对一个向量进行排序的操作并且进行取中值操作，含有具体的原理和程序(Using matlab to sort a vector operation, and to take the value of operations, with specific principles and procedures)

图像小波去噪程序，帮助处理模糊的图像文件，出去噪声，提高分辨率。(Wavelet denoising procedure to help deal with the blurred image files, out of the noise and improve resolution.)

使用upwind，Lax-Wenfroff以及Crank-Niclson方法实现扩散对流方程数值求解(Upwind, Lax-Wenfroff and the Crank-Niclson method to achieve the diffusion convection equation numerical solution)

you can implement PCA using this code and facedata. This code describes average face of data.

多频道奇异谱分析，即奇异谱分析的升级版，广泛应用于气象变化，股市波动，降噪等领域。(Multi-channel singular spectrum analysis, that singular spectrum analysis of an upgraded version of the widely used weather changes, stock market volatility, noise reduction and other areas.)

induction motor servo drive

主要用于各种的状态估计滤波，在目标跟踪和定位方面有很强的应用，在实际项目中有应用的范例(Mainly used for a variety of state estimation filter, target tracking and positioning in a strong application in practical projects are examples of applications)

adaptive median filter

拟合球面的程序，给定一些数据后，可以绘制球面，用于分析测量数据(Sphere fitting procedures, given some data, you can draw the sphere, for the analysis of measurement data)