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1. I need to be efficient
Can the CC method be both efficient AND
accurate…?
•
I can reduce the number of directions since
scerma from voxel A
not distributed to voxel B’
d t th CC
i ti
ue o e approx ma on
will be compensated by
scerma from another point A’ along the same
Figure from: Ahnesjö
transport direction
Med. Phys. 16, 577 (1989)