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mQQ
混沌时间序列 GP方法求关联维数和嵌入维数(Chaotic time series GP method )
- 2010-12-25 20:22:47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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gongetidu
本程序是基于Matlab的共轭梯度法数值计算。(This procedure is based on Matlab numerical Conjugate Gradient Method.)
- 2015-03-09 09:38:58下载
- 积分：1
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Grimson-method
the grimson method is a computer vision program that take a film and define movement in it.it is use full for process films from public pplaces camera.
- 2012-11-20 18:16:50下载
- 积分：1
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vvk1
matlab file for velocity modulation
- 2011-02-01 23:57:57下载
- 积分：1
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wind-power-system
PSIM9.0,风力发电控制，PSIM很好用的，电力电子仿真的话(PSIM9.0, wind power control, PSIM well used, the words of power electronic simulation)
- 2013-12-11 00:00:55下载
- 积分：1
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forward_viterbi
A forward Viterbi Algorithm and its implementation. Simulations on MATLAB.
- 2010-01-14 03:42:33下载
- 积分：1
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ofdm_EM_channel
对ofdm几种信道进行仿真(EM)，并进行进一步信道估计.(Several ofdm channel simulation (EM), and further channel estimation.)
- 2014-10-23 15:58:38下载
- 积分：1
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LSM
用LSM算法来反演雷达海杂波图像，获得海浪的各种特征信息(LSM algorithm used to invert radar sea clutter images, access information about various features of the waves)
- 2013-10-03 09:58:31下载
- 积分：1
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06826929-new
Wind energy conversion based doubly fed induction
generator controlled by direct matrix converter
- 2014-12-26 00:01:34下载
- 积分：1
