What is the definintion of area opening and area closing filters?

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Doaa Mousa

are this functions share the same definition of the filters in this paper "A Comparison of Algorithms for Connected Set Openings and Closings" ?

Volker Lohweg

Dear Doaa,

Mahmoud provided you some useful links. Of course the algorithms in the a/m paper are not the basic ones. You have to study the basics first before you are able to analyse the paper in detail.

Good Luck!