-
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
-
boil
This is a boiling tutorial for fluent
- 2011-09-01 19:57:25下载
- 积分：1
-
PSK_carrier_timing_est
PSK信号载波相位符号定时联合估计程序(PSK symbol timing signal joint estimation of carrier phase process)
- 2010-11-06 17:55:37下载
- 积分：1
-
matlab-simulink-files
a set of MATLAB-SIMULINK files
- 2010-06-09 17:56:23下载
- 积分：1
-
mcode
基于最小二乘的解扩重扩波束成形算法matlab实现(the implementation of beamforming algorithm based on least squares spread despread algorithm in matlab.)
- 2013-08-04 11:14:39下载
- 积分：1
-
SAR-image-changes-detection
SAR图像变化检测,可以对比同一地点不是时间的SAR图像变换，并聚类分析(SAR image change detection, you can compare the same place time of SAR image transformation and cluster analysis)
- 2020-07-01 07:00:01下载
- 积分：1
-
2jiexiangguan_multiusers
System will automatically delete the directory of debug and release, so please do not put files on these two directory.
- 2011-04-23 08:06:41下载
- 积分：1
-
MEXP100
matlab实例，matlab源码文件，最简单最基础(matlab examples, matlab source code files, the most simple and most basic)
- 2013-04-11 16:08:59下载
- 积分：1
-
GDFNN
GDFNN 广义动态神经网络 伍世虔书的第八章程序(GDFNN generalized dynamic neural network Ng Sai-kuen procedures of Chapter VIII of the book)
- 2010-06-09 11:47:27下载
- 积分：1
-
1
说明： 基于matlab。利用FFT计算信号的频谱并与信号的真实频谱的抽样比较。
脚本文件T2F.m定义了函数T2F，计算信号的傅立叶变换。(Based on matlab. Calculated using FFT frequency spectrum and the true spectrum of the signal sample comparison. Script file defines a function T2F.m T2F, calculate the Fourier transform of the signal.)
- 2011-06-14 11:32:49下载
- 积分：1
