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hereracy
此压缩包含有遗传算法工具箱函数集合,对遗传算法初学者有参考价值。(This compression genetic algorithm toolbox contains a collection function of the genetic algorithm beginners a valuable reference.)
- 2008-01-08 15:39:10下载
- 积分:1
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Alamouti_paper_simulation
Alamouti space time coding simulation
Maximal Ratio Combining
BER simulation
- 2010-03-09 14:24:35下载
- 积分:1
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MATLAB-command2
本文件包含大量的matlab命令,并附有简单的举例,方便查阅和学习…………(This document contains a lot of matlab command, together with a simple example, for easy access and learning ... ... ... ...)
- 2011-05-11 20:16:55下载
- 积分:1
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mmc1
用于地球物理中重力和磁力位场边界提取的几个常用的算法,包含数据处理,建模,和滤波。(Gravity and Magnetic Data Mapping, Processing, Modeling and Filtering Software.)
- 2014-01-08 13:22:34下载
- 积分:1
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suiji
随机信号分析实验之白噪声测试,白噪声信号的特性,包括均值、方差、相关函数、概率密度、频谱及功率谱密度等。( White noise of test random signal analysis experiment, white noise signal characteristic, including average value , variance, correlation function, probability density, frequency spectrum and power spectral density and so on. )
- 2011-08-23 16:28:43下载
- 积分:1
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SIRC
To decode SIRC data when someone want to build some device remote control.
- 2014-08-20 23:49:03下载
- 积分:1
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varargServlet
实现在网页上利用matlab画图,实现在网页上利用matlab画图(On a web page using matlab drawing)
- 2013-04-29 00:37:40下载
- 积分:1
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dsss
说明: 直扩信号BPSK的仿真,采用异或移位的算法实现PN码达到扩频的目的(BPSK DS signal simulation, using different algorithms, or shift the PN code to achieve the purpose of spreading)
- 2011-03-15 20:16:32下载
- 积分:1
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S_kongjingduyue
通过比较传统仅移相的波束与移相+理想延时的波束,来说明述S波段宽带阵列孔径渡越现象(To demonstrate the aperture effct of S_band windband array, this programe comparing the beam pattern of the traditional beamforming method "phase shifting only" with that of "phase shifting+ ideal delay".)
- 2013-09-26 10:45:56下载
- 积分:1
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11
说明: empirical formula with kaiser
clc
clear all
fs=1000
fc=250
df=50
r=0.001
f=fc/fs
dw=2*pi*(df/fs)
a=-20*log(r)
n=floor(((a-8)/(2.285*dw))+1)
if a>50
b=0.1102*(a-8.7)
elseif a>=21 && a<=50
b=0.5842*((a-21)^0.4)+0.07886*(a-21)
elseif a<21
b=0.0
end
w=kaiser(n,b)
for i=1:n
if i~=(n-1)/2
hd(i)= (2*f*sin((i-((n-1)/2))*2*pi*f))/((i-((n-1)/2))*2*pi*f)
elseif i==(n-1)/2
hd(i)=2*f
end
end
for j=1:n
h(j)=w(j)*hd(j)
end
subplot(3,1,1), plot(w)
subplot(3,1,2), plot(h)
subplot(3,1,3), plot(h,n)
- 2014-12-24 23:20:03下载
- 积分:1