sim

基于matlab 的 dft 的 fft 的 是吸纳(the same as before fft dft )

说明：  Levenberg-Marqardt最优迭代算法(Levenberg-Marqardt optimal iterative algorithm)

设计一个合成信号，合成信号包含30H、50Hz、80Hz，可以用正弦或余弦或雷克子波，要求消除50Hz信号(Design a synthetic signal, synthesized signal contains 30H, 50Hz, 80Hz, can be used or Ricker sine or cosine waves, requires the elimination of 50Hz signal)

计算一个平面桁架结构的总体刚度矩阵，最后以图形形式显示出桁架结构(Calculation of a plane truss structure' s overall stiffness matrix, the last show in graphical form of truss structure)

Cultural Algorithms similation (Cultural Algorithms similation)

Orthogonal Frequency Division Multiplexing(OFDM) signal simulation(Orthogonal Frequency Division Multiplex ing (OFDM) signal simulation)

各种LMS算法程序各种LMS算法程序各种LMS算法程序(lms suanfa and so on)

说明：  陀螺运动的仿真程序，动力学仿真和动画同时表示 陀螺在重力下以适当的初始速度落地的仿真结果(Gyro movement simulation program, dynamic simulation and animation at the same time that the top of the gravity of the initial velocity to the appropriate landing simulation results)

此为matlab编的聚类程序，可以快速的对位置样本进行聚类(This is a matlab series clustering procedure, you can quickly sample clustering of the position)

在MATLAB中，编程确定图像中某一字母位置的源程序，可以使用，图像只有黑白两种颜色(In MATLAB, the program to determine the location of the image source of a letter, you can use, only black and white images)