SURF

用于分类的matlab工具箱，供大家学习交流(Matlab toolbox for classification ，We can exchange advices with it.)

说明：  实现STBC编码 各种编码结构下不同状态的对比(STBC coding to achieve Different states under different coding structure comparison)

GNSS_SDR 软件接收机的捕获和跟踪算法 matlab源码(GNSS_SDR’s tracking and acqusition code)

最小二乘的直线与曲线的拟合，以及利用matlab编程时多元线性回归(least square)

计算信号累积量的程序。包括：主程序cumest.m。调用程序cum2est.m；cum3est.m；cum4est.m(Calculating the amount of signal accumulation process. Include: main cumest.m. Calling program cum2est.m cum3est.m cum4est.m)

MATLAB在通信仿真中的应用以及多种信号源的仿真(Matlab-based simulation of multi-function communication signal)

chapter7 多种群遗传算法的函数优化算法(Chapter7 Function optimization algorithm based on multi population genetic algorithm)

捷联惯导系统放置在室内测试台上做静态测试，测试时间4500s。 1）取前180数据做粗对准（解析对准法）； 2）取第181s~900s数据做精对准（Kalman滤波法）； 3）从第901s开始做纯惯导解算； 4）用国军标的导航系统位置精度评价方法评估系统定位精度（分别计算CEP50 和 CEP95 下的定位精度）。(The strapdown inertial navigation system was placed on the indoor test bench for static test with a test time of 4500s. 1) take the first 180 data for rough alignment (analytical alignment method); 2) accurate alignment of 181s-900s data (Kalman filtering method); 3) pure inertial navigation solution is performed from 901s; 4) the positioning accuracy of the navigation system is evaluated by the method of position accuracy evaluation of the national military standard (the positioning accuracy under CEP50 and CEP95 are calculated respectively).)

说明：  熟悉OQPSK的基本原理、调制解调技术，掌握MATLAB中M文件的使用及相关函数的调用方法(The goal of this design is to deeply understand the basic principle of OQPSk modulation and demodulation, learn how to use MATLAB software in the M file to realize OQPSk modulation and demodulation analysis and join the influence of different noise on the signal, the first to create a digital baseband signal and then the corresponding function in MATLAB the baseband signal modulation, and then analyses the waveform of the modulated, record the results of modulated signals after demodulation, observe the demodulation results and record, finally adding noise in the signal and then observe the changes of the time-frequency diagram,)

阵列信号处理，自适应波束形成器,用matlab实现线性阵列自适应波束形成，并用GUI实现波形输出(adaptive beamforming ，matlab code and the GUI figure)