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Questions tagged [computer-visionmarker]

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Detection of calibration (dummy) stickers

I was looking for some commonly used approaches in computer vision to find the following calibration stickers and I was pretty surprised that I have not found any. I am not sure if I am just googling ...
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Issue with Camera Pose estimation with OpenCV SolvePnP function

I am trying to find the position of the camera in a world(reference) coordinate system which I have created using markers on a sheet. These points lie on a square corners of length 12.8cm on ground. ...
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Detect marker orientation inside an image

I've been reading how augmented reality works and how markers are detected. Anyway I can't find any resource that would help me in detecting an arbitrary complex image as, for instance, a book's cover....