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Sort sinogram

Selection by respiratory phase of raw CT sinogram data

(1) Sorting raw CT data. (2) Reconstructing slices

Gantry angle

90º

180º

t,302º

+110º

-110º

gantry

Time, table position

t

0

t

1

t

1

t

2

360º

t

Phantom raw data

ESTRO IGRT 2015