weann-filter

非线性方程求解1--5（3） 非线性方程求解1--5（3）

Binary frequency shift keying

世界坐标系转换 二维和三维的坐标系compound(The world coordinate system transformation)

稀尔波特黄变换可以对时间序列进行固有模态分解和hilbert变换，(Airport-Huang transform can dilute the time series of intrinsic mode decomposition and hilbert transform,)

This model simulates a Foucault pendulum (a stiff system). The model calculates the normalized pendulum energy

带有遗忘因子的递推最小二乘估计法，可以用来辨识时变参数的程序(Recursive least squares estimation with forgetting factor can be used to identify time-varying parameters.)

基于matlab的同步电机模型，可在仿真中用于模拟一侧电网进行仿真分析。参数登可调。(Synchronous motor model based on matlab, simulation can be used to simulate the side of the grid simulation and analysis. Board adjustable parameters.)

连系统时域分析，求离散卷积和编制差分方程递推法程序( Even the system time-domain analysis, seeking discrete convolution method and procedures for the preparation of recursive difference equation)

卫星移动通信系统的电子教材，解压后可见，研究学习卫星通信的人可以参考借鉴(Electronic textbooks satellite mobile communication system, unpacked visible satellite communications research study can be a reference for people)

基于MATLAB 的语音信号频谱分析与去噪研究 1、通过Matlab读入语音信号，进行频域分析 2、绘制语音信号频谱； 3、设计滤波器并进行滤波； 4、加噪，对比语音信号波形和频谱(Research on speech signal spectrum analysis and denoising based on MATLAB 1, read the voice signal through Matlab and analyze it in frequency domain. 2, draw the frequency spectrum of speech signal; 3. The filter is designed and filtered. 4. Add noise and compare the waveform and spectrum of speech signal)