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itpp
一种通信和电子信息领域的C语言函数库,就像MATLAB中的数字信号处理开发包一样好用!(A communications and electronic information field of the C language library, like digital signal processing in MATLAB as easy to use kit!)
- 2011-10-12 14:53:07下载
- 积分:1
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example4_4
例4:在sinc(t)信号中叠加噪声,分析对应频谱
fs=100 采样频率,必须大于两倍基带信号最高频率
ts=1/fs 采样时间间隔
T=2 时间窗大小
(
x=x+0.1*randn(1,N)
x=awgn(x,-10, measured )
figure
plot(t,x)
title( 时域信号图 )
xlabel( t /s )
y=fft(x,N)
figure
if mod(N,2)~=0
N=N-1
end
f=linspace(0,fs/2,N/2)
plot(f,abs(y(1:N/2))*2/N)
title( 叠加噪声的sinc(t)信号频谱 )
xlabel( f /Hz )
figure
y0=y(1:N/2)
P=y0.*conj(y0)/N
P=10*log10(P)
plot(f,P)
title( 功率谱 )
xlabel( f /Hz )
)
- 2010-05-25 20:59:03下载
- 积分:1
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DEA的Matlab程序
DEA的CCR模型程序及其对偶模型(包括松弛变量)的程序计算(CCR model program and its dual DEA model (including relaxation variables) program calculation)
- 2021-02-08 13:49:54下载
- 积分:1
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MATLAB
C语言与MATLAB接口:编程与实例,实现接口Matlab与C语言编程互换(C language and MATLAB interfaces: programming with examples, the interface with Matlab and C programming language swap)
- 2012-05-28 06:16:25下载
- 积分:1
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Tbbaaluojbh
这是在matlab下实现的包络检波算法法。先对信号进行调制,然后进行包络检波。
(This is the method of envelope detection algorithm under Matlab. First signal modulation, and then proceed to the envelope detector.)
- 2012-08-18 07:25:29下载
- 积分:1
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QuadTRee
使用C++和matlab混合编程实现四叉树分解及合并区域的代码(C++ and matlab mixed programming quadtree decomposition and Mergers area code)
- 2013-04-23 20:11:39下载
- 积分:1
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IRLS
IRLS不等距时窗,用于多次波自适应减去过程中,更加准确的处理(this is IRLS code)
- 2014-11-01 17:52:26下载
- 积分:1
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Chapter9
MATLAB混合编程想把matlab强大的功能用在自己的工程实践中吗这是本不错的混合编程的书(Hybrid Programming MATLAB want matlab powerful in their own practice, it works this is a mixture of good programming book)
- 2009-01-03 09:03:07下载
- 积分:1
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connect_VB_and_MATLAB
vb連結matlab
在vb裡面可以使用加減、或sin波(vb connect matlab)
- 2009-10-28 09:44:07下载
- 积分:1
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zhongzipengzhuang
老师布置的中子碰撞程序,是用VB编写的,但是必须安装了MatLab软件才可以用!(teachers layout of the neutron collisions process, the preparation of the VB, However, it must be installed MatLab software can use!)
- 2006-12-08 16:58:03下载
- 积分:1