QPSK

快速卷积算法的matlab实现，以及对应的文章。((Fast) Approximation of the convolution integral between two sampled functions.)

说明：  对于道路上来往的车辆进行检测，程序可以用于车辆防撞系统。(For road traffic on the detection, the procedure can be used for vehicle collision avoidance system.)

本程序基于实测的LFM脉冲信号回波数据，进行脉冲压缩处理，实现MTI/MTD/Matched Filter等功能，主要完成以下具体功能 1.脉冲压缩的实现以及结果处理， 2.固定目标的对消的实现方法、作用以及必要性分析， 3，脉冲积累的时机、实现方式、效果及必要性分析， 4,动目标检测的实际含义、具体实现方案及结果分析， 5,对目标距离、速度、数量的回答及旁瓣抑制的必要性分析 ( This program echo LFM pulse signal based on the measured data, the pulse compression processing, realize MTI/MTD/Matched Filter, and other functions, mainly to complete the following specific functions 1. The realization of pulse compression and processing results, 2. Cancellation of the realization method of the fixed target, function and the analysis of the necessity, 3, the timing of the pulse accumulation, implementation method, effect and necessity analysis, 4, the actual meaning of the moving target detection, the concrete implementation plan and result analysis, 5, the target distance, speed, number of answer and the analysis of the necessity of the sidelobe suppression )

说明：  一个简单matlab gui编程的例子 进行边缘检测(a sample example program bt matlab gui, Find edges in a picture)

降维工具箱，包含主元分析（PCA）,核主元分析（KPCA）等。(Dimensionality reduction kit, including principal component analysis (PCA), Kernel Principal Component Analysis (KPCA) and so on.)

DOA经典算法系列之MUSIC MUSIC算法的深入研究改进算法众多,这里提供Music系列一:信号子空间法(DOA series of classical algorithm MUSIC MUSIC- depth study of the many improved algorithm, Music here for a series : signal-space law)

实现最小二乘滤波器，应用于雷达等信号中，包含实现功能的子程序和主程序(Achieve least-squares filters, used in radar and other signals, including the realization of the function and main subroutine)

仿真两个共振频率的冲击信号，观察其频谱分析(Impact signal simulation of two resonant frequencies observed spectral analysis)

介绍matlab中字符串、元胞和构架数组的建立、使用和用法(Introduction matlab in the string array of cellular and framework of the establishment, use and usage)

算法是原始对偶算法，该方法充分的剖析了优化问题的结构，是求解二次规划问题的一个较好的算法。求解比采用matlab 的Quardprog求解速度快许多！(Algorithm is the original dual algorithm, this method is fully analyzed the optimization of structure, is to solve the quadratic programming problem of a good algorithm. To solve the fast Quardprog than using matlab to solve many!)