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用椭圆低通滤波器对语音信号进行滤波处理，实现降噪处理(The elliptic low pass filter is used to filter the speech signal, and the noise reduction processing is realized.)

首先对采样信号进行傅里叶变换，计算出功率谱或幅值谱，然后用功率谱或者幅值谱的数据，计算每一个中心频率的带宽内数据的平均值。(Firstly, Fourier transform is applied to the sampled signal to calculate the power spectrum or amplitude spectrum, and then the average value of the data within the bandwidth of each center frequency is calculated by using the power spectrum or amplitude spectrum data.)

使用MATLAB软件对智能天线进行DOA估计的MUSIC算法仿真研究，希望对大家学习有帮助(Using MATLAB software on smart antennas for DOA Estimation Algorithm for Simulation of MUSIC, in the hope that will help them to learn)

对连续语音信号进行分帧的matlab程序(of continuous speech signal-frame Matlab procedures)

用MATLAB SUMULINK仿真 抑制载波双边带调制的科斯塔斯环载波恢复和解调模型(Simulation with MATLAB SUMULINK carrier suppression double sideband modulation of the Costas loop carrier recovery and demodulator model)

matlab动力学分析程序详解:一个用matlab进行动力学分析的程序例子(Detailed explanation of MATLAB dynamic analysis program)

这是在matlab编辑环境下开发的图形应用程序。(This is developed under matlab graphical editing environment applications.)

关于牛顿法，最速化，拟牛顿法,黄金分割法(zuiyouhua niudunfa)

说明：  混沌工具 function x=logistic(n,level,a,x0)(function x=logistic(n,level,a,x0))

用于求解不可压ns方程的动量守恒计算方程的核心部分，采用了二维对称调用的技术。(Ns for solving incompressible equation of momentum conservation equation of the core part of the calculation, using a technique called two-dimensional symmetry.)