pca

matlab code for PDF estimation by KNN method for 1 dimensional and 2 dimensional data

说明：  关于中继选择性能的仿真，实现对中断概率，信噪比，碰撞概率的测量(Measurement on the relay selection performance of the simulation, the probability of outage probability, signal-to-noise ratio, collision)

对EMD分解方法每一步的结果展示，包括求包络线、取平均值、减平均值后再求包络线，最后得IMF分量(EMD decomposition results for each step of the show, including seeking envelope, averaged, and then find the average value minus the envelope, and finally get IMF component)

π／4DQPSK抗噪声性能仿真与分析,基于扩频和CDMA系统(π/4DQPSK anti-noise performance simulation and analysis, based on spread spectrum and CDMA systems)

说明：  上传几个代码，这个是最大流和最小截算法，现在在建模，要下载一些算法，希望能通过站长的审核(From a number of code, this is the maximum flow and minimum cut-off algorithm, now in the modeling, it is necessary to download a number of algorithms, regulators hope to audit)

实现雷达线性调频信号的点目标回波产生、干扰信号与目标回波叠加并进行脉冲压缩处理(chirp signal,target echo and jamming signal generation and pulse compression)

利用canny算子分割图像，得到修正的跳频信号的二值化时频图(Use canny operator image segmentation, frequency hopping signals corrected binarized time-frequency diagram)

说明：  用R语言写出的copula-GARCH函数(copula-GARCH function using R language)

用于低截获概率雷达设计，计算出低截获概率的截获因子(For LPI Radar design, calculate LPI interception factor)

过滤距阵,算数平均值过滤误差值,文件读取.数组操作等.(Filter matrix, the average filter error count, the document read. Array, etc. operate.)