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clc; clear; close all;

% Load the first image
img1 = imread('AdiTech.jpg'); % First image
img1_gray = rgb2gray(img1); % Convert to grayscale

% Load the second image
img2 = imread('Tema.png'); % Second image
img2_gray = rgb2gray(img2); % Convert to grayscale

% Apply edge detection operators on both images
edges_sobel1 = edge(img1_gray, 'sobel');
edges_prewitt1 = edge(img1_gray, 'prewitt');
edges_canny1 = edge(img1_gray, 'canny');

edges_sobel2 = edge(img2_gray, 'sobel');
edges_prewitt2 = edge(img2_gray, 'prewitt');
edges_canny2 = edge(img2_gray, 'canny');

% Display results for the first image
figure;
subplot(2,3,1), imshow(img1_gray), title('Image 1 - Grayscale);
subplot(2,3,2), imshow(edges_sobel1), title('Image 1 - Sobel');
subplot(2,3,3), imshow(edges_prewitt1), title('Image 1 - Prewitt');
subplot(2,3,4), imshow(edges_canny1), title('Image 1 - Canny');

% Display results for the second image
figure;
subplot(2,3,1), imshow(img2_gray), title('Image 2 - Grayscale');
subplot(2,3,2), imshow(edges_sobel2), title('Image 2 - Sobel');
subplot(2,3,3), imshow(edges_prewitt2), title('Image 2 - Prewitt');
subplot(2,3,4), imshow(edges_canny2), title('Image 2 - Canny');

% Save the processed images for both images
imwrite(edges_sobel1, 'edges_sobel_img1.png');
imwrite(edges_prewitt1, 'edges_prewitt_img1.png');
imwrite(edges_canny1, 'edges_canny_img1.png');

imwrite(edges_sobel2, 'edges_sobel_img2.png');
imwrite(edges_prewitt2, 'edges_prewitt_img2.png');
imwrite(edges_canny2, 'edges_canny_img2.png);

disp('Processing completed! The images have been saved.');

Answer 1

[Walter Roberson]

You could get that error if you were using LiveScript and you accidentally inserted your code using "Insert Text" instead of "Code"

[Adrian]

Ok,thanks !!!