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对lbfgsb优化算法的Matlab仿真( Matlab simulation of Optimization lbfgsb)

optimation method DFP

Matlab实用小程序实例合集第一部分，都是一些完成特定功能的小程序，很适合新手朋友(Practical examples of Matlab collection first part of the program, are some of the specific features of the completion of a small program, it is suitable for novice friend)

该程序可以计算出混沌系统的李亚普诺夫指数，根据其大小，判断其状态(The program can calculate the Lyapunov index chaotic system, according to their size, to determine its status)

一个原来绘制信号包络的函数，希望对大家有帮助(An original drawing signal envelope function, we want to help)

this is a matlab implementation for som network

按照给定指标采用模拟低通滤波器（巴特沃思低通）去逼近理想模拟低通滤波器 ，然后通过双线性变换法对模拟滤波器进行数字化，得到数字滤波器 。(Indicators in accordance with a given analog low-pass filter (Butterworth low-pass) to approximate the ideal analog low-pass filter, and then through the bilinear transformation method of digitizing analog filters, the digital filter.)

三维电磁场FDTD程序（3D-FDTD matlab）PEC边界( 3-D FDTD code with PEC boundaries )

for edge detection(linear detection as road) in radar images we can use the morphology technique. here i am coding fo morphology process to detect the linear feature of an image.

MIMO channel model and capacity