system-analysis-and-design-

Math class complex calculations. There main argument, the complex conjugate calculation. . .

计算诺特方程求解平面纵波入射到水平界面时的纵波反射系数与转换波反射系数 matlab图形化界面，输入上下两层介质的纵横波速度与密度即可，使用方便(Knott equations to calculate longitudinal wave reflection coefficients and converted wave reflection coefficient matlab graphical interface, enter the upper and lower layers medium density and shear wave velocity and longitudinal wave incident on a plane at the level of the interface can be easy to use)

1、观察采样引起的混叠。 2、判别离散时间系统的时不变性。 3、利用卷积计算信号通过FIR滤波器的输出，并观察输出信号的input-on暂态、input-off暂态和稳态阶段。 (One to observe the sampling due to aliasing. 2, determine the time invariant discrete-time systems. 3, the use of convolution calculation of the signal through the FIR filter output, and observe the output signal of the input-on transient, input-off transient and steady-state phase.)

模型预测控制_MPC_系统仿真软MPC件开发与实现 (mpc jiao cheng)

用混沌形成一个序列然后对图像进行排序置乱和异或加密处理，效果很好(Forming a chaotic sequence and then sort of image scrambling and XOR encryption process, with good results)

旅行商（TSP)问题的遗传优化算法源代码(Genetic traveling salesman (TSP) problem optimization algorithm source code)

基于gmm的语音识别系统，进行声纹识别，数据样例也有(Speech recognition system based on GMM)

FSK信号鉴频的程序.This program implements the function of finding out the largest and the second largest values of the sequence of "in_buffer[10]"(FSK signal frequency of the procedure. This program implements the function of finding out the largest and the second largest values of the sequence of in_buffer [10] )

清华大学张旭东老师《现代信号处理》课第二次大作业代码。高效正确地实现LMS算法。(This is an efficient and correct implementation of the LMS algorithm .This code is especially for the project of modern signal processing ,which is tought by Zhang Xudong in Tsinghua University.)

copula中对边缘函数的说明copula的均匀分布的估计及Garch模型的拟合(The description of the edge function in copula)