源代码

本实验要求基于声卡与MATLAB实现音频信号频谱分析仪的设计原理与实现，功能包括： （1）音频信号输入，从声卡输入、从WAV文件输入、从标准信号发生器 输入。 （2）信号波形分析，包括幅值、频率、周期、相位的估计，以及统计量 峰值、均值、均方值和方差的计算。 （3）信号频谱分析，频率、周期的估计，图形显示幅值谱、相位谱、实 频谱、虚频谱和功率谱的曲线。(This experiment requires the design principle and implementation of audio signal spectrum analyzer based on sound card and MATLAB. Its functions include: (1) input of audio signal, input from sound card, input from WAV file, and from standard signal generator. Input. (2) signal waveform analysis, including amplitude, frequency, period, phase estimation, and statistics. Calculation of peak value, mean value, mean square value and variance. (3) signal frequency spectrum analysis, frequency, cycle estimation, graphic display amplitude spectrum, phase spectrum, real The curves of spectrum, virtual spectrum and power spectrum.)

关于遗传算法优化BP网络的 ,感觉没什么用-on genetic algorithm optimization BP Network, feeling useless

使用C#编程，将操作ini,的方法编写成类，方便下次直接调用(Using C # programming, the method of operating ini is written into classes to facilitate the next direct call.)

说明：  基于MATLAB永磁同步电动机矢量控制系统的仿真研究可用于本科生毕业设计(The Simulation Research of PMSM vector control system based on MATLAB can be used for undergraduate graduation design)

说明：  face detection set for a better recognition

一个以前收集的基于C/S架构的ERP客户端源代码，有助于深入学习掌握ERP技术。值得学习和参考。开发语言基于Visual Studio。本代码来源于网上收集的公开资源，谨供学习参考使用。-Based on a previously collected by C/S structure of the ERP client source code, help-depth study and master the ERP technology. Worthy of study and reference. Development language based on Visual Studio. The code from the online collection of public resources, I would like to study for their use and reference.

用verilog实现ldpc最小和译码算法(This code is for the decode of MS-algorithm based on LDPC.)

flashp是一款比较实用的flash烧写工具. 试验调试时使用非常方便.-flashp A comparison of the flash of burning practical tools. Commissioning tests very convenient to use.

混沌0-1程序,这是学习混沌基本也是必不可少的程序，分享一下(Chaos 0-1 program, this is to learn chaos basic and essential program, share a little)

四旋翼飞行器或者其他滤波用的卡尔曼滤波，实测有用！为部分关键代码(Kalman filter for quad-rotor aircraft or other filtering is useful in practical measurement. For some key code)