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sysidjob5
此程序把M序列作为输入,使用最小二乘法对系统进行辨识,实现最小二乘的基本功能(M sequences in this program as input, using the least squares method to identify the basic functions of the least squares)
- 2012-06-09 17:14:47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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clsreghotkeys
ms05016分析及测试代码!!!!!!!!!!!!!!!!!!!!1(ms05016 analysis and testing the code !!!!!!!!!!!!!!!!!!!! 1)
- 2005-04-22 12:40:34下载
- 积分:1
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Matlab-symbolic-toolkit-introduction
matlab 工具箱介绍_各函数及算法介绍(matlab toolbox functions and algorithms described _ Introduction of)
- 2011-12-01 18:17:57下载
- 积分:1
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the-four-step-ranger-r-k
四阶经典R-K方法的Matlab程序和newton的matlab程序的实现(Matlab program to achieve the classic fourth-order RK method and newton s matlab program)
- 2015-03-21 09:52:38下载
- 积分:1
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gjbc
matlab高级编程的所有源程序,以章节为单位,源程序很全(all program of matlab )
- 2009-09-20 15:17:13下载
- 积分:1
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arm_tm
protocol implementation for viewing data
- 2015-01-16 03:44:53下载
- 积分:1
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fun_fre_dec_cal_X2
悬置功能计算的,能量解耦的方法,优化及其位移的计算(The calculation of suspended function, energy decoupling method, optimization and calculation of displacement)
- 2020-12-05 13:19:24下载
- 积分:1
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ucgui3.2-vc6.0
基于嵌入式GUI的设计源码,在windows上开发(based on vc6.0, the GUI of embeded OS)
- 2014-02-14 16:02:08下载
- 积分:1
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satellite-system
基于数字地球的车载卫星导航定位的设计与实现(Digital Earth s satellite navigation and positioning the vehicle design and implementation)
- 2013-12-01 10:06:50下载
- 积分:1