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radon_ambiguity
%radon transform
clear all
%
N=800
n=1:N
fs=200
t=n/fs
x1=exp(j*2*pi*(5*t+0.5*5*t.^2))
x2=exp(j*2*pi*(5*t+0.5*15*t.^2))
x=x1+x2
%N=length(x)
% ambifunb(x )
%*****************************************RAT
naf=ambifunb(x)
htl(abs(naf))
% [wh,rho,theta]=htl(abs(naf))
colormap([0,0,0])
% xlabel( 极半径 )
% ylabel( 角度 )
%**************************************%找出峰值点的坐标,计算初始频率和调频斜率(正确)
%找出峰值点的坐标
b=max(max(wh))
[u,a]=find(wh>=0.8*b)
( Radon transformclear all N = 800 n = 1: N fs = 200 t = n/fs x1 = exp (j* 2* pi* (5* t+ 0.5* 5* t. ^ 2)) x2 = exp ( j* 2* pi* (5* t+ 0.5* 15* t. ^ 2)) x = x1+ x2 N = length (x) ambifunb (x)***************************************** RATnaf = ambifunb (x) htl (abs (naf)) [wh, rho, theta ] = htl (abs (naf)) colormap ([0,0,0]) xlabel (polar radius) ylabel (angle)************************************** to find the coordinates of the peak point, calculating the initial slope of the frequency and FM (right) find the peak point of the coordinates b = max (max ( wh)) [u, a] = find (wh)
- 2008-05-06 21:56:10下载
- 积分:1
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1
说明: ofdm的同步方法的参考文献,讲述了各种不同的参考文献的方法。(The synchronization method ofdm references about a variety of different methods References.)
- 2009-08-11 16:47:00下载
- 积分:1
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Sourcecode
说明: matlab使用详解的书籍源码,对学习matlab非常有用!!(This is the source code of the book---Matlab shiyong xiangjie,it is very useful for matlab learners!!)
- 2010-04-07 14:11:20下载
- 积分:1
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hundun
基于Logistic映射的混沌因子matlab源程序,混沌神经元模型
(Logistic map based chaos factor matlab source, chaotic neuron model)
- 2011-04-26 11:15:14下载
- 积分:1
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audio-denoising
利用窗口设计法选择GAUSSWIN设计一个FIR滤波器,对一段含噪语音信号进行滤波去噪处理并根据滤波前后的波形和频谱分析滤波性能。(audio denoising)
- 2014-11-05 14:33:18下载
- 积分:1
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patchwork_spacial
matlab patchwork经典方法的程序。matlab patchwork经典方法的程序。(matlab patchwork classic method of procedure. matlab patchwork classic method of procedure.)
- 2010-10-13 11:11:22下载
- 积分:1
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TOA
说明: 基于TOA|TDOA|AOA算法的比较,含详细MATLAB源程序(Based on TOA | TDOA | AOA Algorithms, with detailed MATLAB source code)
- 2021-03-08 20:09:28下载
- 积分:1
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Higher-Order-Analysis-Toolbox
matlab高频分析工具箱,包括各种谱分析函数(frequency analysis matlab toolbox, including spectral analysis functions)
- 2013-07-31 16:51:56下载
- 积分:1
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DCT
基于Matlab GUI的图像的DCT,自由调节压缩率,计算峰值信噪比,并图形化对比还原图像(Matlab GUI for image-based DCT, freely adjust compression rates, the peak signal to noise ratio, and reduction of image contrast graphic)
- 2010-07-18 10:21:01下载
- 积分:1
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tuxiangxingtaifenge
该程序是MATLAB源程序,可以用来对纹理图像进行分割。(MATLAB source code of the procedure can be used for texture image segmentation.)
- 2009-05-09 20:49:26下载
- 积分:1