The original image.
Cropped grayscale version of the original.
Result of edge detecting sff1sca1 using the
Canny operator.
Hough transform space of sff1can1.
Reconstructed edges with peak value bigger than 70% of maximum peak
from the Hough Transform in sff1hou1
superimposed on sff1can1.
Reconstructed edges with peak value bigger than 50% of maximum peak
from the Hough Transform in sff1hou1
superimposed on sff1can1.