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multi
说明: 上传几个二进小波变换的图像增强的matlab程序(From a number of dyadic wavelet transform of image enhancement matlab program)
- 2008-11-30 02:26:01下载
- 积分:1
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sorted
它通过对矩阵分解,相当于对矩阵做了正交化处理,方法我们进行信号检测信道估计等。(It can matrix factorization, the matrix made equivalent to orthogonalization processing, signal detection method we channel estimation.)
- 2014-12-02 10:54:13下载
- 积分:1
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sofm
A self-organizing map (SOM) or self-organizing feature map (SOFM) is a type of artificial neural network (ANN) that is trained using unsupervised learning to produce a low-dimensional (typically two-dimensional)
- 2013-11-08 16:42:04下载
- 积分:1
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3zhongerzhihua
效果最好的三种二值化的方法 otsu niblack等 是自适应阈值方法(The best effect of three kinds of binarization methods otsu niblack, etc Is the adaptive threshold value method。)
- 2021-01-10 21:18:50下载
- 积分:1
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自学Matlab必备的60个小程序代码
说明: 自学Matlab必备的60个小程序代码,若要实现其他功能可以自行改编,(Self-taught matlab 60 essential small program code, if you want to achieve other functions can be self-adapted,)
- 2020-06-24 10:00:02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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zhineg
用粒子群算法进行无功优化,比较实用,希望对大家有帮助(Particle swarm algorithm with reactive power optimization, more practical, we want to help, 14 nodes)
- 2015-04-16 17:09:52下载
- 积分:1
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matpower-Chinese-manual
matpower中文手册 详细介绍了matpower的安装使用方法 数据格式 潮流计算及最优潮流等内容(matpower Chinese installation manual details the methods of data format and flow calculation matpower OPF etc.)
- 2020-09-02 03:28:08下载
- 积分:1
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xinhao
这是我在大学的时候老师讲信号检测与估计理论时候的第二章课件,老师讲得很好,一定对大家有帮助(This is my teacher in college, when speaking when the signal detection and estimation theory, the second chapter of courseware, the teacher explained things very well, it will surely help us)
- 2009-11-24 20:10:26下载
- 积分:1
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proj1a
this mablat is going to find out the max SIR and min SIR on wireless communication
- 2009-11-26 02:16:51下载
- 积分:1