Finding length of specific lines in bee wing

asked 2019-11-21 06:11:57 -0600

Hello, I'm trying to get the ratio between two lines from a scan of beewings (veins).
image description

From the cubital index between line a and b you can determine which honey bee subspecies you're dealing with. image description

I can find all the beewings in the picture, but I'm not sure to what the general approach should be to get the length of line a and b. The absolute length is not important, just the ratio between a and b. I'm not looking for someone to provide the exact solution, just would be very helpful if someone could point me into a direction of a general approach / what to read up on.

Thanks!

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Comments

1

can you show us, what you've tried before ?

berak gravatar imageberak ( 2019-11-21 06:13:16 -0600 )edit

I hope you have high resolution images like the second one.

To make it simple i would run an edge detection/contour detection . transform everything into polygons , then come up with an assumption to locate those two segments.

(if you have large set of images you can annotate you can use deep learning to locate segments.)

Ziri gravatar imageZiri ( 2019-11-21 19:37:36 -0600 )edit