How to detect a specific area on image

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Mohamed Elbeialy
Mohamed Elbeialy il 24 Apr 2020
Risposto: darova il 25 Apr 2020
How to detect the blue are only without white area and numbers?
  2 Commenti
darova
darova il 24 Apr 2020
Is this correct?
darova
darova il 25 Apr 2020
You want to select it by color? Did you try imcrop?

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darova
darova il 25 Apr 2020
  • binarize image
  • remove small object like numers (bwareaopen)
  • use find to get indices of corners you want

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