1. 1
Table of Contents
........................................................................................................................................ 1
User input .......................................................................................................................... 1
Canny Edge Detection ......................................................................................................... 2
Harris Corner Detection ....................................................................................................... 3
clear all;
close all;
clc;
User input
I=imread('GH.jpg');
gry=rgb2gray(I);
figure;
imshow(I)
figure;
imshow(gry)
Warning: Image is too big to fit on screen; displaying at 33%
Warning: Image is too big to fit on screen; displaying at 33%

2. 2
Canny Edge Detection
CannyG=edge(gry,'canny',[.06 .34]);
figure;
imshow(CannyG)
Warning: Image is too big to fit on screen; displaying at 33%

3. 3
Harris Corner Detection
edg=edge(gry,'sobel',[.075]);
C=corner(edg,'Harris',100,'QualityLevel',.6,'SensitivityFactor',.1);
figure;
imagesc(I);
hold on;
plot(C(:,1),C(:,2),'rs')

4. 4
Published with MATLAB® R2013b