Saturday, 5 February 2022

 ...oh wait a minute....if we're talking 'upside down' world, dazzlenation...lol...and then we're back to ray fishwick and what you can do upon an applemac...pulling rabbits out of the hat, eh?....see previous post....go figure:

Top-hat transform - Wikipedia

There exist two types of top-hat transform: the white top-hat transform is defined as the difference between the input image and its opening by some structuring element, while the black top-hat transform is defined dually as the difference between the closing and the input image. 

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