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Holupka, et al.,
Med. Phys.
31, 2672-2679 (2004)
seed localization error
ranged from 1-3 mm
(a) Seed positions as determined by the described algorithm.
(b) Theoretical seed coordinates. The seeds appear in the
inferior to superior direction because the point dose
approximation was used and
the true orientation is not needed
.
(a) A simple binary image containing lines.
(b) The Hough transform of the image.
(c) The Hough transform contrasted to
display the underlying structure.