Detection of coins (and fit ellipses) on an image
问题 I am currently working on a project where I am trying to detect a few coins lying on a flat surface (i.e. a desk). The coins do not overlap and are not hidden by other objects. But there might be other objects visible and the lighting conditions may not be perfect... Basically, consider yourself filming your desk which has some coins on it. So each point should be visible as an Ellipse. Since I don\'t know the position of the camera the shape of the ellipses may vary, from a circle (view from