Pure_ALOHA

利用hough变换实现图像边界的检测，可以计算简单图像的边界夹角度数(Using hough transform image boundary detection, image boundary can be calculated simply point the number of folders)

image thesis introduction

采用matlab来计算数据矩阵的马氏距离，里面有word关于马氏距离的介绍(Using matlab to calculate the data matrix of the Mahalanobis distance, which has the word on the introduction of Mahal)

星座图的画法 matlab 两种画法 仅供学习(constellation diagram )

OFDM水声通信系统中的matlab程序仿真(OFDM communication system simulation)

实现多帧图像的配准，在matlab文件中，图像的读入部分需要自己补入图像路径或自己读取图像数据保存如ImgSource即可(Multi-frame image registration in matlab file, the reading section of the image into the image path needs to be add by the readers, or save the read image data as ImgSource)

小波阈值去噪算法的几个例子。希望对广大的初学者有点帮助。(Wavelet threshold denoising algorithm a few examples. I hope the majority of the beginners a little help.)

The Code provide comparison of Bit error rate for BPSK for Rayleigh fading in Matlab

ni5641r模拟输入代码，并画功率谱估计。(ni5641r analog input,and draw power spectrum estimation.)

噪声信号中正弦信号的现代法频谱分析，在不同周期不同长度和不同信噪比下的结果(Sinusoidal signal in noise spectrum analysis of modern law, in different periods of different lengths and different signal to noise ratio results)