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DWT
利用matlab实现的基于离散小波变换的数字水印代码(Matlab realize the use of discrete wavelet transform-based digital watermarking code)
- 2007-11-08 08:11:52下载
- 积分：1
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genetic-algorithm
遗传算法可用于优化计算，C++，lingo都可用(Genetic algorithms can be used for optimization, C++, lingo are available)
- 2011-05-13 13:54:26下载
- 积分：1
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example4_6
：滤波
fs=400 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=5 时间窗大小
t=0:ts:T (hf1=zeros(1,N)
hf1(f<=B1&f>=-B1)=1
y1=hf1.*fftshift(y)
figure
subplot(211)
plot(f,abs(fftshift(y))/N,f,hf1, r-- )
axis([-fs/2,fs/2,0,1.2])
title( 原信号频谱 )
xlabel( f /Hz )
subplot(212)
plot(f,abs(y1)/N)
title( 低通滤波，截止频率90Hz )
xlabel( f /Hz ))
- 2010-05-25 20:58:05下载
- 积分：1
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Sub_Height2AirQuality
理想大气数据计算密度 压强 温度，0-40km以内高度(Ideal atmospheric pressure temperature data density within ,0-40km height)
- 2013-07-19 15:10:31下载
- 积分：1
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qiyizhixielv
分析并实现了奇异谱斜率的方法，并把该方法用到了时域信号的检测。(Singular spectrum analysis and implementation of the slope method, and to the method used in the time-domain signal detection.)
- 2013-09-01 15:32:11下载
- 积分：1
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Wind-with-Induction
Wind System with Induction Generator
- 2014-12-23 08:28:15下载
- 积分：1
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wwnew
这是我自己编的一个直方图均衡的算法，是实现基本上均匀的一个算法。matlab环境。(This is my own compiled a histogram equalization algorithm is an algorithm to achieve essentially uniform. matlab environment.)
- 2009-11-30 10:49:51下载
- 积分：1
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MLE
极大似然估计是概率论中的重要思想，阅读此文献可以帮助我们了解极大似然估计的含义(Maximum likelihood estimation is important in probability theory thinking, reading this literature can help us understand the meaning of maximum likelihood estimation)
- 2010-05-14 09:54:34下载
- 积分：1
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four-filter
线性滤波器、均值滤波器、中值滤波器、梯度倒数滤波器的matlab源程序(Linear filter, mean filter, median filter, gradient countdown of the filter matlab source)
- 2012-04-27 13:05:28下载
- 积分：1
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Newton
Find Gradient Decent with Newton s method
- 2013-05-05 08:15:14下载
- 积分：1
