How to calculate angle from homography

asked 2015-12-09 07:32:56 -0600

nistar gravatar image

I use SURF to findHomography.

Now I need the angle of object.

How to do it?

Thanks a lot

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Here is the theory of Homoraphy estimation. What angle do you need?

thdrksdfthmn gravatar imagethdrksdfthmn ( 2015-12-09 08:06:41 -0600 )edit

I need the rotation angle of 2D

nistar gravatar imagenistar ( 2015-12-09 08:27:48 -0600 )edit

Maybe you can use fitEllipse, or maybe this is a duplicate?

thdrksdfthmn gravatar imagethdrksdfthmn ( 2015-12-09 09:13:03 -0600 )edit
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