150hzand500hz

用logistics法拟合数据，并达到预测的作用，数据文件未上传(Fitting with logistics data and forecasts to achieve the role of the data file did not upload)

说明：  此文件包含用G-N法，修正G-N法，L-M法，Lsqnonlin求解非线性最小二乘优化问题MATLAB源代码，请大家参考(This file contains the method with the GN, GN law amendment, LM Law, Lsqnonlin MATLAB nonlinear least squares optimization source code, please refer to)

实现了对语音信号的STFT处理，用matlab(Realization of the speech signal STFT processing, using matlab)

本程序演示了衍射过程，对加深衍射的理解提供了很大的帮助，不过一般适用于远场衍射(diffraction program)

Plucked String Models

【matlab编程代做】振动响应谱 可以作为参考使用学习([Do] matlab programming generation vibration response spectrum can be used as a reference study)

关于双缝干涉条纹以及条纹光强度的研究 内含公式推导程序等(Research on the Influence Factors of Young s Double-Slit Interference Experiment)

说明：  业内最经典的多目标算法之一，多目标演化算法(One of the most classical multi-objective algorithms in the industry, multi-objective evolutionary algorithm)

Some simulation code in matlab

三相异步电机的SPWM矢量控制的mdl模型，采用的matlab 版本为matlab 2009(SPWM three-phase induction motor vector control mdl model, using the matlab version of matlab 2009)