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zhuchengfen
主成分分析方法在各个变量之间相关关系研究的基础上,用较少的新变量代替原来较多的变量,而且使这些较少的新变量尽可能多地保留原来较多的变量所反映的信息一种方法。(Principal Component Analysis in the relationship between the various variables on the basis of the study, with fewer new variables replace the original more variable, but made them less a new variable as much as possible to retain the original variables that reflect more information methods)
- 2009-09-17 16:28:35下载
- 积分:1
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CodingToolbox_v0.7
The channel coding toolbox includes: Channel models: Binary, symmetric channel (BSC)...
- 2012-10-08 01:53:15下载
- 积分:1
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SIGNAL_DATA_FILES
Biomedical signals processing
- 2015-02-26 03:24:37下载
- 积分:1
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speech-recognition
this code is for speech recognition
- 2013-12-25 01:18:27下载
- 积分:1
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zikong
判断系统上升时间,峰值时间,超调量和调整时间。《自动控制》清华出版社的课后编程题目。(Determine the system rise time, peak time, overshoot and time to adjust. )
- 2020-12-18 14:39:11下载
- 积分:1
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filter
一阶无限冲激响应低通滤波器和一阶无限冲激响应高通滤波器,用matlab计算并画出它们的增益响应(First order IIR low-pass filter and the first order IIR high-pass filter, using matlab to calculate and draw them gain response)
- 2010-11-14 01:02:39下载
- 积分:1
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EEMD
eemd的程序和论文,使用方法,都能很全,很不错(eemd program and papers,very good)
- 2021-04-06 22:09:02下载
- 积分:1
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cilun
齿轮采集的MATLAB数据样本,用于故障诊断,样本采集。(MATLAB data samples collected gear for fault diagnosis, sample collection.)
- 2021-04-04 20:59:04下载
- 积分:1
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modeling
地震勘探中,声学介质下的波传播正演模拟,采用高精度有限差分方法,规则网格的,含有计算差分系数的子程序(Seismic exploration, acoustic wave propagation medium under the forward modeling, finite difference method using high-precision, regular grid containing the subroutine calculates the difference coefficients)
- 2017-03-09 20:57:06下载
- 积分:1
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mini2
clear all
clc
t=0:1/1000:10-1/1000
s=sin(2*pi*t)
snr=20
s_power=var(s) varience of s
linear_snr=10^(snr/10)
factor=sqrt(s_power/linear_snr)
noise=randn(1,length(s))*factor
x=s+noise Ó É SNR¼ Æ Ë ã Ë æ » úÔ ë É ù
x1=noise Ô ë É ùÔ ´ Ê ä È ë
x2=noise
w1=0 È ¨Ï µ Ê ý ³ õ Ö µ
w2=0
e=zeros(1,length(x))
y=0
u=0.05
for i=1:10000 LMSË ã ·¨
y(i)=w1*x1(i)+w2*x2(i)
e(i)=x(i)-y(i)
w1=w1+u*e(i)*x1(i)
w2=w2+u*e(i)*x2(i)
end
figure(1)
subplot(4,1,1)
- 2010-10-26 16:41:03下载
- 积分:1