Max_Appro

2014年全国研究生数学建模竞赛D题第三、四问：果蔬分配问题-规划问题。( 2014年全国研究生数学建模竞赛D题第三、四问：果蔬分配问题-规划问题。 The research of mathematical modeling contest D title in 2014 third, four Q: fruits and vegetables allocation problem- Programming problem.)

说明：  梁单元分析，采用matlab编程，采用三维梁单元和模态叠加法实现振动分析(Beam element analysis, using MATLAB programming, using three-dimensional beam element and mode superposition method to realize vibration analysis)

本文为一个可变模糊集合方法的MATLAB代码，可以供初学者参考(This is a variable fuzzy sets method MATLAB code, you can reference for beginners)

the file simulation in simulink matlab

模拟2个独立窄带信号分别以20°，60°的方向入射到均匀线阵上，信号间互不相关，与噪声相互独立，噪声为理想高斯白噪声，阵元间距为入射信号波长的1／2，信噪比为20dB，阵元数为10，采样快拍次数为200。(Simulate two independent narrowband signals in the direction of 20 °, 60 ° of the incident on the ULA, among signal unrelated, independent noise, the noise is ideal Gaussian white noise, the array element spacing of the incident signal wavelength of 1/2, the signal to noise ratio is 20dB, the array element number 10, the sampling frequency of 200 snapshots.)

diabetic osteopathy normality and abnormality checking

说明：  基于遗传算法的路径优化程序。内有源代码。供大家交流学习。(Path optimization program based on genetic algorithm. It has source code. For everyone to exchange learning.)

this is matlab user-guide.

matlab实现模式识别中fisher判别，并显示判别结果(matlab achieve pattern recognition fisher discriminant and display the result of the discrimination)

一个改进的bp算法，很经典，很实用,希望大家喜欢！(An improved algorithm for bp, very classic, very useful, I hope everyone likes!)