This simple to use function helps you to extract xy coordinates from raster images. You define three points on the graph with coordinates (typically points on the axes) and after that you can grab arbitrary number of (x,y) coordinates by simple mouse clicks.
Sandor Toth (2021). grabxy (https://www.mathworks.com/matlabcentral/fileexchange/47485-grabxy), MATLAB Central File Exchange. Retrieved .
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