hough_simu.m

来自「这个是MATLAB实现Hough变换的程序。有基本的Hough变换的理解程序」· M 代码 · 共 21 行

%%%%在无噪声情况下,和噪声为6DB的情况下%%%%%%%%%%
%%%%利用Hough变换检测运动轨迹为直线的目标%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
close all;clear all;clc;
a=zeros(128,128);
for i=1:64
    a(i*2,i)=1;
end
b=a;                    %%无噪声%%% 
%b=0.25*randn(128,128)+a; %% 6DB %%%
x=1:128;
y=1:128;
surf(x,y,b); 
shading interp;
colormap(winter);
xlabel('像素单元数/个');
ylabel('像素单元数/个');
axis([1,128,1,128]);
N=128;
figure(2);
htl(b,N,N,1);%%%时频分析工具箱中的函数。计算Hough变换