OFDM-basic-tutorial

矩形波路径规划算法，从起始点通过用矩形波传递到达目标点的方法来获得连通路径。适用于已知地形的栅格图。(Rectangular wave path planning algorithms, from the starting point by using the rectangular wave transmission methods to reach the target point to get connectivity path. Applicable to the known topography of the grid map.)

介绍了MATLAB入门知识，里面有很多简单MATLAB程序，助于快速学习(Presented an introduction to MATLAB, there are many simple MATLAB program, help to quickly learn)

说明：  通信系统中的psk误码率的matlab程序(communication system psk BER of the Matlab procedures!)

说明：  用MATLAB对一图象分别用单尺度和二维小波分解，观察各高低频部分，对图象进行重构和压缩。(MATLAB image of a single yardstick were used and two-dimensional wavelet decomposition, the high-low frequency observation, right image reconstruction and compression.)

说明：  MATLAB实用教程（第2版）实例源代码程序EXE0704(MATLAB Practical Guide (2nd Edition) examples source code program EXE0704)

非平稳噪声下，通过预处理，可以很好的消除噪声的影响，且能对信号解相干(Non stationary noise, through pretreatment, can be very good to eliminate the influence of noise, and to signal decorrelation )

matlab实现微波领域的几个参考例子。对于微波电路的基础仿真提高源代码参考。(Matlab achieve microwave field of several examples. On the basis of microwave circuit simulation to improve source code reference.)

K-NN k-Nearest Neighbor classification algorithm

小波包分析频带能量，应用小波包分析爆破震动信号不同频带的能量分布(Wavelet packet analysis band energy)

雷达采用匹配滤波完成脉冲压缩，采集频率fs=420MHz,仿真雷达回波，并绘出加Hamming窗前后的脉压波形。目标如图所示由(-5，-2)，(0，5)和(6,-7)三个散射点组成,散射强度分别为（1，2，5）,雷达位于（-5000,0）处(The completion of the radar pulse compression using matched filtering, collecting the frequency fs = 420MHz, simulation of the radar echo, and draw the Hamming window plus post-pulse pressure waveform. Targets as shown by (-5,-2), (0,5) and (6,-7) three scattering dots, scattering intensity, respectively (1,2,5), radar at (-5,000, 0), Office of)