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matlab函数“LFM.m”计算和画出LFM波形的幅度谱。(matlab function " LFM.m" calculate and plot the amplitude spectrum of LFM.)

本文简介了VC++和MATLAB特点，探讨了MATLAB与VC++接口编程的三种方法(This paper introduces the characteristics of VC++ and MATLAB to explore the MATLAB and VC++ programming interface, the three methods)

说明：  精通Matlab综合辅导与指南 用于数学建模的教科书(proficient Matlab comprehensive counseling and guidance for the mathematical modeling of textbooks)

基于时间序列模型的一阶滤波程序，没有解压密码，直接使用(time series model based on the filtering process an order, without extracting passwords used directly)

％ This program calculates radar ranges in a jamming environment. It works ％ with both Stand-off jamming and self-screening jamming for steady and Swerling type ％ targets with frequency agility, coherent integration and standard atmosphere/rain ％ attenuation( This program calculates radar ranges in a jamming environment. It works with both Stand-off jamming and self-screening jamming for steady and Swerling type targets with frequency agility, coherent integration and standard atmosphere/rain attenuation)

sliding mode controller

DBSCAN clustering in vietnamese

: 针对实际振动位移难以获取的问题, 利用振动位移与加速度信号之间的关系, 先对采样后的加速度信 号采用时域数值积分,得到含有趋势项的速度信号及位移信号,再采用拟合多项式极值的方法, 消除积分过程 中产生的趋势项,从而得到更为精确的速度和位移信号. 算例表明, 利用拟合多项式极值消除趋势项的方法, 得到的位移时程曲线拟合精度高(: In pract ical engineering , the collection of displacement data is mo re dif ficult than that of the acceleratio n data in the time-domain .Displacement sig nals w as g ot f rom acceleration s ignals using aumerical integrat ion , wi th the t rend o f erro r. Poly nomial fit ting method o f ex t reme value to eliminate the trend of erro r w as proposed . More precise di splacement data can be acquired f rom thi s algo rithm. The example show s that thi s alg orithm can get hig h accuracy displacement data f rom the acceleration data mo re easi ly .)

FWM in fiber communication system

使用高阶累积量对MPSK信号进行调制识别，结合PCA的尺度不变特征变换(SIFT)算法，这是一个好用的频偏估计算法的matlab仿真程序。( Using high-order cumulants of MPSK signal modulation recognition, Combined with PCA scale invariant feature transform (SIFT) algorithm, This is a useful frequency estimation algorithm matlab simulation program.)