[cv]hough transform ----circle
hough transform for circles
if the radius is not fixed, hough of circle in image will be a 3D space.
but if the gradient of a circle is given, the search space is decreased heavily.
tips
pros and cons
pros
cos
if the radius is not fixed, hough of circle in image will be a 3D space.
but if the gradient of a circle is given, the search space is decreased heavily.
pros
cos