pointsclassify

ANN on back propagation

实现了chirp信号的分数阶傅立叶变换，表现出了其能量聚集效果，另外对单频、多频、高斯信号进行了分数阶傅立叶变换(The chirp signal Fractional Fourier Transform, showing the effect of its energy gathered addition of single-frequency, multi-frequency Gaussian signal Fractional Fourier Transform)

k分布复海杂波条件下的目标cfa检测程序(kDISTRUBUTION cfaR)

Matlab7官方学习手册，英文版，详细系统了介绍了matlab的基本内容和部分工具箱。(Matlab7 an official study manual, in English, describes in detail the system of the basic content and some matlab toolbox.)

说明：  图像区域非均匀采样matlab程序 可以实现类人眼的图像不同采样率演示(Image regional non-uniform sampling procedures can be achieved Matlab category eye images demonstrate different sampling rates)

形成一个余弦调制波形，用于调制波形，具有非常重要的意义(Form a cosine wave modulation for modulation waveform, has great significance)

进行OFDM系统的matlab仿真，其中采用的子载波数为8个。并且仿真了多普勒频移对OFDM的影响。基带调制采用QPSK(Matlab simulation for OFDM system, which USES the subcarrier number is eight.And simulation of the doppler shift effect on OFDM.Baseband using QPSK modulation)

应用于MATLAB上的聚类方法，简单，易学。(Applies to MATLAB on the clustering method, simple, easy to learn.)

通信原理课程设计：语音信号基带通信传输系统仿真基于DPCM编码和循环码 (Communication Theory Course Design: speech signal base-band telecommunication transmission system simulation Based on DPCM coding and cyclic codes)

从笛卡尔坐标系到地理坐标系的转换，输入X，Y, Z，输出phi,lambda 和 h(conversion of Cartesian coordinates (X,Y,Z) to geographical coordinates (phi, lambda, h))