How can I select a rectangular ROI from an image automatically?

I need to extract the rectangular area automatically. It would be appreciated if anybody help me in this regard.

4 件のコメント

KSSV
KSSV 2018 年 10 月 3 日
Give a try with ocr once.
Sudipto Chaki
Sudipto Chaki 2018 年 10 月 3 日
I don't understand your method clearly. Would you please elaborate?
Image Analyst
Image Analyst 2018 年 10 月 3 日
Look at the links on the right side of this page if it's really the numbers that you want, instead of a box.
Sudipto Chaki
Sudipto Chaki 2018 年 10 月 3 日
I need the box with digits for my ROI image

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