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Cone beam CT
For 4-slice CT scanners an ideal fan beam
geometry can be assumed during the
reconstruction. For cone angles above
around 2-4 degrees reconstruction adapted
to the cone beam should be used (Feldkamp
algorithm, 1984).
Flat-detector computed tomography (FD-CT)
Kalender et al. Eur Radiol (2007)
Richard Ketcham, University of Texas at Austin