How to count characters from an imfill Image

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I need to count the amount of alphanumerical characters from this image, I have no idea how to do that. Would anyone be able to help get started on this problem? Thanks for the help!filled image.jpg

Accepted Answer

Anmol Dhiman
Anmol Dhiman on 11 Nov 2019
You can use regionprops for the counting the alphanumeric characters as shown below
I = imread('Your_image.jpg');
I=rgb2gray(I);
imshow(I)
% Defining Threshold
th = 100;
BW = I > th;
% Cropping image
img = BW(50:end-100,300:end-150);
imshow(img)
% Applying regionprops
s = numel(regionprops(img))

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R2019b

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