Title :
High density forward projector for spatial resolution improvement
Author :
Zamyatin, Alexander ; Yongsheng Pan ; Zhi Yang
Author_Institution :
Toshiba Med. Res. Inst., USA Inc., Vernon Hills, IL, USA
fDate :
Oct. 27 2013-Nov. 2 2013
Abstract :
We propose a method to improve spatial resolution in CT reconstruction. We show that the proposed method improves spatial resolution with both numerical simulations and real CT data, without side-effects of aliasing artifacts.
Keywords :
computerised tomography; image reconstruction; image resolution; medical image processing; numerical analysis; CT reconstruction; high-density forward projector; numerical simulations; spatial resolution; Computed tomography; Detectors; Image reconstruction; Noise; Phantoms; Spatial resolution; CT reconstruction; forward projection; iterative reconstruction algorithm; system optics model;
Conference_Titel :
Nuclear Science Symposium and Medical Imaging Conference (NSS/MIC), 2013 IEEE
Conference_Location :
Seoul
Print_ISBN :
978-1-4799-0533-1
DOI :
10.1109/NSSMIC.2013.6829236
