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Multirate filter design and simulation using MATLAB.

利用matlab语言，对STL格式的数据实现图形的仿真(Use of matlab language, STL format data to achieve graphics simulation)

八节点六面体等参实体单元，包含总刚集成，可用于弹性计算(eight-node brick element with trilinear isoparametric formulation can be used for simple analysis)

分数阶传递函数的类描述，绘制bode图、nyquist图(fractional order system， bode )

Matlab符号计算工具箱应用，各种数学函数荟萃。(Matlab Toolbox applications, mathematical function Carnival.)

否定选择算法的仿真 希望大家能好好学习 好东西和大家分享(Negative selection algorithm for the simulation of hope that we can learn good things and to share)

fitz 及 lr fr 频偏估计 matlab函数 可直接应用 并附有简单的主程序(fitz and lr fr frequency offset estimation matlab function can be applied directly with a simple main program)

仿真FFT参数对采用FFT算法分析信号频谱的影响。产生频率分别为2Hz，2.05Hz的正弦波合成信号，采样频率＝10Hz。(Simulation of the influence of FFT parameters on the frequency spectrum of the signal using FFT algorithm analysis. The frequency of sine wave synthesis are respectively 2Hz, 2.05Hz signal, the sampling frequency is 10Hz.)

说明：  利用传播算子，进行阵列信号角度估计，运算快，不需要峰值搜索。(Use propagator conduct array signal angle estimation, fast operation, no peak search.)

通过使用matlab软件实现fir滤波器(fir filter)