color array to grayscale, images

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I have two jpg images that I need to store as matrices of doubles then convert their color arrays into grayscale matrices. how would I do that?
*I attached the photos in a zip file

Accepted Answer

Subhadeep Koley
Subhadeep Koley on 9 Nov 2020
% Read the image
img1 = imread('photo1.jpg');
% Convert it to double
img1Double = im2double(img1);
% Convert from RGB to grayscale
img1Gray = rgb2gray(img1);
% Display the results
imshowpair(img1, img1Gray, 'montage')
You can do the same for 'photo2.jpg'

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