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Helicoter equation of motion

说明：  上采样和下采样的matlab程序，以函数形式给出，有三种模式。(upsampling,downsampling,matlab,three mode)

金融爱好者必备装备，股市价格预测的MATLAB程序源码(Financial enthusiasts necessary equipment, MATLAB program for the stock price forecasting)

这是一个基于GUI系统。 GUI是在命令行调用通过键入“ui_start”。 GUI是自我解释性。(This is a GUI-based system. GUI is invoked on the command line by typing " ui_start" . GUI is self explanatory.)

用粒子群思想解决光谱分析问题,对学习光学知识的人很有帮助的，希望对大家有用(Idea of particle swarm to solve the spectrum problem, learning optical knowledge is helpful, and the hope that useful)

说明：  matlab编程的中文版，非常珍贵的电子书！(Chinese version of matlab programming, e-books are very precious!)

这是一个用matlab仿真拉曼增益系数的例程，覆盖波长为1445-1617nm(This is a simulation of the Raman gain coefficient matlab routines, covering the wavelength 1445-1617nm)

小波包分析提取振动信号中的特征频率，使用混沌与分形分析的例程，有井曲线作为输入可计算其地震波的衰减。( Wavelet packet analysis to extract vibration signal characteristic frequency, Use Chaos and fractal analysis routines, There is a well attenuation curve as input to calculate its seismic waves.)

这是指图像拼接的一个MATLAB源码,不知道是否会对大伙有用.(This image is a mosaic of MATLAB source, do not know whether everyone would useful.)

arnold置乱算法，将二维矩阵置乱，重新提取。(arnold scrambling algorithm, the two-dimensional matrix scrambling to re-extraction.)