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interpolation
matlab各种插值算法应用实例,包括:拉格朗日插值、艾特肯插值法、牛顿插值法、 高斯插值法、 埃尔米特插值法、 分段埃尔米特插值法、样条插值、有理分式插值法、分片双线性插值、二元三点拉格朗日插值及分片双三次埃尔米特插值等等(a variety of interpolation algorithm matlab application examples include: Lagrange interpolation, Aitken interpolation, Newton interpolation, Gauss interpolation, Hermite interpolation, sub-Hermite interpolation, spline interpolation, rational fraction interpolation piecewise bilinear interpolation, dual three-point Lagrange interpolation and piecewise bi-cubic Hermite interpolation, etc.)
- 2009-10-27 12:00:43下载
- 积分:1
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SVM
说明: 用于各种分类的支持向量机matlab程序,可自定训练集和验证集数量(lib-SVM matlab program)
- 2011-03-19 21:46:27下载
- 积分:1
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LMI
线性矩阵不等式的matlab求解,对控制、信号处理相关研究人员有用(LMI matlab solving, control, signal processing, useful research staff)
- 2014-09-19 10:00:08下载
- 积分:1
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image-processing-example
MATLAB图像处理实例详解_清华一书的课件及源文件(MATLAB image processing example explanation _ Qinghua a book courseware and source files)
- 2014-09-15 09:59:09下载
- 积分:1
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Byte-Compress
Bytecompression detection using run length encoding
- 2015-02-21 18:30:03下载
- 积分:1
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Lyapunov
对序列进行李亚普诺夫指数的运算,判断初始序列何时进入混沌状态(Lyapunov exponent of the sequence of operations, to determine when to enter the chaotic state of the initial sequence)
- 2010-01-12 12:17:07下载
- 积分:1
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lam-thu-3D
khi nao viet nam tro thanh nuoc manhnhat the gioi
- 2011-04-20 15:14:07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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practiselkj
本例很好的解释了FFT变换的功能,例程简单易懂,能够很好的用于理解FFT,观察信号频谱。(In this case a good explanation of the function of FFT transform routines easy to understand, can be very good for understanding the FFT, observe the signal spectrum.)
- 2014-09-07 14:31:08下载
- 积分:1
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de
说明: 基于matlab平台编写的微分进化算法,可用于电力系统问题优化(Based on matlab platform written in differential evolution algorithm can be used for optimization of power system problems)
- 2011-10-17 17:31:44下载
- 积分:1