U3

MATLAB 计算阻抗的例子，采用M文件编写。(MATLAB examples of calculation of resistance, the use of M document preparation.)

PIECEWISE_EVAL: evaluates a piecewise function of x usage: y = PIECEWISE_EVAL(x,breakpoints,funs) arguments (input) x - vector or array of points to evaluate though the function breakpoints - list of n breakpoints, -inf and +inf are implicitly(PIECEWISE_EVAL : evaluates a piecewise function of x usage : PIECEWISE_EVAL y = (x, breakpoints, funs) arguments (input) x-vector or array of po ints to evaluate the function though breakpoin ts-list of n breakpoints.- inf and inf are implicitly)

face recognition PCA

Lax法求解一介波动方程，初始条件：c=1m/s,x=1-2时，u=2m/s.(Lax method to solve wave equation)

AWGN信道设计与仿真熟悉加性高斯白噪声(AWGN)信道，学习Matlab相关编程知识及AWGN信道的设计与仿真实现。(AWGN channel)

颜色空间转换...................................(Color space transformation )

用于扑克的识别 主要原理是 先把左上角的截去一个角（涉及到智能判断切片大小） 之后通过区域查找和HSV模型 辨别出颜色 和找出相应的区域 然后利用编码形式 识别数字和花式(The main principle for the identification of poker is to first truncate the top left corner (relating to intelligence judgments slice size) after the HSV model through regional search and identify colors and find the appropriate form of identification coding region and then use digital and fancy)

基与matlab仿真平台，编写变步长LMS自适应滤波器算法，该算法能够解决收敛速度和稳态精度的固有矛盾。(Based on Matlab simulation platform, the preparation of a variable step size LMS adaptive filter algorithm, which is able to resolve the contradictions inherent in convergence speed and steady precision.)

时频分析matlab工具箱,这是TFTB的指导使用书籍(Time-Frequency toolbox matlab)

说明：  最为改进的CEEMDAN算法，有去噪，分离信号功能。(The most improved CEEMDAN algorithm with denoising and signal separation functions.)