lfm_my

一维奇异摄动问题（对流扩散问题）的有限元程序源代码。(One-dimensional singular perturbation problem of the finite element program source code.)

关于matlab作图的具体实现，详细介绍了matlab一维二维和三维作图的命令和实用方法！(Drawing on the concrete realization of matlab, matlab detailed one-dimensional two-dimensional and three-dimensional mapping of the commands and practical method!)

This is a basic search class for taobao allowing you to search for content using the taobao API.

说明：  基于MRAS模型参考自适应的永磁同步电机PMSM在线参数辨识MATLAB仿真模型，可辨识电机定子电阻、电感和永磁磁链，辨识精度比较高。(Based on the MRAS model reference adaptive PMSM on-line parameter identification matlab simulation model, the stator resistance, inductance and permanent flux can be identified, and the identification accuracy is relatively high.)

S变换的matlab源码，并应用几个信号作为例子来说明怎么使用s变换以及s变换可以用来做些什么事情。s变换是时频分析领域中一个较新的内容，现在在信号处理，地震勘探，语音识别等领域都开始了对它的应用研究，是目前的一个热点。(S transform matlab source, and apply some signal as an example to illustrate how to use s and s transform transform can be used to do things. s transform time-frequency analysis are a relatively new area of content, now in the signal processing, seismic exploration, speech recognition and other areas of the beginning of its applied research, is a hotspot.)

利用周期图方法计算功率谱 方法为8次不重叠平均(use peridoric method to calculate PSD)

第七章 IIR滤波器设计 数字滤波器：将输入序列通过一定运算，变换成输出序列的离散时间系统（数字网络）。 (Chapter 7 IIR filter design digital filters: input sequence is converted into the output sequence of discrete time system (Digital Network) through certain operations.)

基于matlab的蚁群算法智能优化源代码描述的m文件(PSO in MATLAB)

TOOLBOX_calib.zip. for our learning.

matlab/simulink光伏并网仿真模型(Matlab /simulink photovoltaic grid-connected simulation model)