UWB_channel_sim

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) 。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。。)

modulation coding for communication channel

1了解离散余弦正变换和逆变换的原理； 2理解离散余弦变换系数的特点； 3了解离散余弦变换在图像数据压缩中的应用； 4通过本实验掌握利用MATLAB编程实现数字图像的余弦变换； (1 for the discrete cosine transform and inverse transform principle understand the characteristics of the discrete cosine transform coefficients 3 for discrete cosine transform image data compression 4 master using MATLAB programming for digital image cosine transform through this experiment )

说明：  using matlab GUI to do several operations on picture loaded..

Lossy_FDTD FDTD in a Lossy Medium

给出每种故障归一化的的程序，通过此程序可以能够对故障数据进行归一化得到更清新的比较。(It could give a normal for each fault and compare different faults clearly though rhis program.)

this is matlab code for fourier transform and window function comparision

说明：  在matlab的GUI界面中能够实现自动下俄罗斯方块，适合人工智能课程(It can be achieved automatically about the Russian box under the GUIinterface in matlab, for Artificial Intelligence)

display the Disclaimer in MATLAB environment

说明：  MUSIC APES等算法，根据现代信号处理及应用这本书上算法进行仿真(Music apes and other algorithms are simulated according to the algorithms in the book of modern signal processing and application)