Divergent X-ray projections may under certain conditions be treated as parallel projections.
Divergent projection of an object f produces a result which is identical to a parallel projection of a hypothetical object h which may be computed from f in a precise and well-defined way.
Edholm
P R
PR
Department of Electrical Engineering, Linköping University, Sweden. palle@isy.liu.se
Danielsson
P E
PE
D003196:Computer Graphics; D007091:Image Processing, Computer-Assisted; D008962:Models, Theoretical; D014965:X-Rays