plotSmithChart

实现主成份分析的matlab文件，简单实用，希望能对大家有帮助(Principal component analysis to achieve the matlab file, simple and practical, I hope everyone can help)

关于滤波的程序，可以减少Gipps效应，提高信号的分辨率。(On filtering procedures, can reduce the Gipps effect, improve the resolution of the signal.)

离散余弦变换，用于matlab环境。使用C语言实现的源代码。(Discrete cosine transform, for the matlab environment. Using the C language source code.)

说明：  频域的模态参数识别方法之一，可以对振动信号进行分析处理，得出结构的固有频率，阻尼比，振型系数，方法很好，程序完整，(Frequency-domain modal parameter identification methods that can analyze the vibration signal processing, draw the structure of natural frequencies, damping ratio, mode shape coefficient, very good method, program integrity,)

说明：  MATLAB环境下的维纳滤波的程序，程序很详细的展示了如何使用维纳滤波器(MATLAB environment Wiener filtering program, the program shows in great detail how to use the Wiener filter)

本程序可将输入的RGB图像转化为灰度图像！在Matlab环境下编程实现。(this procedure can be imported RGB images into gray image! Matlab programming environment.)

matlab的aloha协议代码，实现了aloha saloha npcsma npisma的matlab仿真，比较了吞吐量和延时性能(This is a matlab code for aloha, saloha, npcsma and npisma which also compares their performances. )

Space-phasor model of induction motor

该函数实现扩展卡尔曼滤波算法，用于非线性状态估计，目标跟踪(EKF filter)

in this zip folder contains the how to extract the key frames and how to add the noise and RGB.