frequency-hopping

LMS自适应滤波器 进行预测 噪声滤除等功能(LMS adaptive filter to predict the noise filtering and other functions)

一个解算实例。以较高的精度求解卫星经过近地点和远地点的时间。(an example. A higher accuracy solution through satellite perigee and apogee of time.)

平方根升余弦滤波器的设计.pdf ,很好的一篇介绍平方根升余弦滤波器的文章 (Design and implementation of square·——root raised cosine roll—Off digital filte)

有限元求解结构固有频率和振型、显示（中心差分法，Newmark法）、隐式法、非线性法程序(middle difference/Newmark/nonlinear)

说明：  一种最小二乘法的RBF网络 ---------------------------------- radical basis function neural network ------------------------------------------ clear all close all global sp k w2 b2 unitcenters alldatanum=400 traindatanum=300 testdatanum=100 sp=8 errorlimit=0.1 u=rand(1,alldatanum+10) y=zeros(1,alldatanum+10) for i=4:alldatanum+3 y(1,i)=1.5*y(1,i-1)*y(1,i-2)*y(1,i-3)/(3+y(1,i-1)+y(1,i-2)*y(1,i-2)+... y(1,i-3)*y(1,i-3)*y(1,i-3))+u(1,i)+u(1,i-1)+u(1,i-2) 。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。(radical basis function neural network ------------------------------------------ clear all close all global sp k w2 b2 unitcenters alldatanum=400 traindatanum=300 testdatanum=100 sp=8 errorlimit=0.1 u=rand(1,alldatanum+10) y=zeros(1,alldatanum+10) for i=4:alldatanum+3 y(1,i)=1.5*y(1,i-1)*y(1,i-2)*y(1,i-3)/(3+y(1,i-1)+y(1,i-2)*y(1,i-2)+... y(1,i-3)*y(1,i-3)*y(1,i-3))+u(1,i)+u(1,i-1)+u(1,i-2) 。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。)

Power quality generation of voltage sags. All kinds of sags can be generated.

说明：  基于matlab实现的短时傅里叶变换，小波变换和emd分解(MATLAB realizes short time Fourier transform, wavelet transform and AMD decomposition)

rake接收的matlab代码，不是simulink(rake receiver of the matlab code, not the simulink)

matlab详尽使用手册，各种函数介绍等等。(matlab detailed user manual, a variety of functions, etc. introduction.)

这是在matlab编辑环境下开发的关于“数值分析”的实用程序。(This is developed under matlab editing environment on the " numerical analysis" utility.)