fft

想保留的成分为cos(2*π*n/3) 带通滤波器，滤除1+cos(2*π*n/3) 的成分，即想保留的成分为cos(π*n/4) 带阻滤波器，滤除cos(π*n/4) 的成分，(Want to keep the ingredients for the cos (2* π* n/3) band-pass filter, filter 1+ Cos (2* π* n/3) of the composition, that is, want to keep the ingredients of cos (π* n/4 ) band-stop filter, filter cos (π* n/4) of the composition,)

Kalman filter examples, kalman_update

RDP-距离域分段滤波-预处理 (RDP- distance domain segment filtering preprocessing)

一个很好用的粒子群优化算法matlab源代码，用来解决单目标函数优化(A good use of particle swarm optimization algorithm matlab source code, used to solve single-objective function optimization)

汽车驱动力分析、行驶阻力分析和功率平衡图的绘制，根据汽车的12345档进行编程分析(Car driving force analysis, driving resistance analysis and graph drawing power balance, 12345 file programming analyzed according to the car)

PWM斩波器的设计模型与SIMULINK实现(PWM chopper design model implementation and SIMULINK)

matlab经典算法的程序之插值与拟合，多项式的插值与拟合等程序(classical algorithm matlab interpolation and fitting procedures, such as polynomial interpolation and fitting procedures)

说明：  本程序用来求转子的临界转速，模型为有限元模型(This procedure is used to seek the rotor critical speed, the model for the finite element model)

代码给出了基于混合门限带迭代步长的稀疏图像重构。特别地，压缩采样矩阵为抽样傅里叶变换矩阵，利用2D-FFT,大大降低了计算复杂度。(The mixedthreshold sparse image reconstruction with step is given in the package. In particular， the 2D-FFT is used to disign the sample matrix, which can reduce the computational compexity dramatically. )

FDTD 时域有界差分 MATLAB程序语言(Bounded difference time domain FDTD MATLAB programming language)