SZ_3

简单验证码识别 很简单，主要利用了 二值化和编码的方法(Simple identification verification code is very simple, the main advantage of binary coding method and)

一个关于认知无线电方面的PDF文档，对学习MIMO和认知无线电的人有帮助。(A cognitive radio about the PDF document to the study of MIMO and cognitive radio people have help.)

说明：  LDPC bpsk调制，测试误码率性能。很值得下载的程序(LDPC bpsk Modulation test BER performance)

Computer programming to calculate normalized frequency for different types of optical fibers.

根据二阶矩原理计算给定图像的二阶矩，也就是图像的中轴线(According to principles calculation of second moment second moment given image, that is the image of the central axis)

利用DFT分析离散信号频谱的实验。利用FFT分析信号 x[k]=cos(3pik/8 +pi/4 ) 的频谱；确定DFT计算的参数，绘出其频谱；并进行理论值与计算值比较。(DFT analysis of discrete signal spectrum utilization experiments. Analysis using FFT signal x [k] = cos (3pik/8+ pi/4) of the spectrum determine the parameters of DFT calculations, draw its spectrum and comparing the theoretical and calculated values.)

It s a simulation for Quantizer - I ve done it during the Digital Communication Lab.

使用MATLAB软件将三维图转化为二维图形实现。(Using the MATLAB software to three-dimensional images into two-dimensional graphics to achieve.)

说明：  本文给出了用matlab实现简单UWB定位系统的所有代码，并可产生可视化的操作界面。(In this paper, simple to use matlab UWB positioning system all of the code, and can cause visual interface.)

三维点云数据测试样本，可以使用MATLAB进行编程(Three dimensional point cloud data test samples, you can use MATLAB to program)