How to measure an angle between three red color dot in a image?

asked 2019-11-09 00:47:56 -0500

image description

please help meopencv

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sturkmen gravatar imagesturkmen ( 2019-11-09 01:10:35 -0500 )edit

The mathematical approach would be: - detect the coordinates of the three points - calculate the vectors that go from the first point to the pivot, and from the second one to the pivot - perform a dot product between said vectors to get the angle

urres_coding gravatar imageurres_coding ( 2019-11-12 01:57:30 -0500 )edit