NAH1

QAM modulation and demodulation,qpsk modulation and demodulation

Digital CCTV. A Security Professional s Guide 关于CCTV监控摄像机不可多得的电子书籍(Digital CCTV. A Security Professional s Guide on the CCTV surveillance cameras rare e-books)

i have attached code for boundary detection, face rcognition gradient calcul ation color spaces

基于单周期控制的整流器，采用MATLAB进行建模仿真。(The rectifier based on one cycle control, using MATLAB modeling and simulation.)

时频分布wigner-ville的仿真,可以通过改变信号,来看函数的分布情况(time-frequency distribution of air to air-ville, the simulation can signal changes, look at the distribution function of)

对图像进行对比增强。没有用matlab命令 而是内核 想研究的同志可以(right image contrast enhancement. Not using Matlab order to study the kernel but the comrades can s)

说明：  基于matlab和小波的图像压缩实践文档，每一步操作都有完整代码和必要说明，并有运行效果图，便于初学者快速学习小波图像压缩(Matlab and wavelet based image compression practice document, every step of the operation code and the necessary instructions are complete and have run effect picture, easy for beginners to learn fast wavelet image compression)

本文是编程来实现中值滤波，从而达到图像去噪的目的(This is a program to achieve the median filter, so as to achieve the purpose of image denoising)

harris角点检测，并对检测的角点用NCC进行匹配(harris corner detection, and detection of the corner points are matched with NCC)

matlab code of A hybrid approach combining extreme learning machine and sparse representation for image classification. Engineering Applications of Artificial Intelligence 27 (2014): 228-235.(Luo, Minxia, and Kai Zhang. A hybrid approach combining extreme learning machine and sparse representation for image classification. Engineering Applications of Artificial Intelligence 27 (2014): 228-235.)