Analytical solution to 3D SPECT reconstruction with non-uniform attenuation, scatter, and spatially-variant resolution variation for variable focal-length fan-beam collimators

Proceedings of SPIE - The International Society for Optical Engineering

Volumn 5032 III, Issue , 2003, Pages 1858-1867

  Wen, Junhai ^a   Lu, Hongbing ^a   Li, Tianfang ^a   Liang, Zhengrong ^a  

^a STONY BROOK UNIVERSITY   (United States)

Author keywords

Analytical reconstruction; Attenuated Radon transform; Distance dependent resolution variation; Non uniform attenuation; Poisson noise reduction; Scatter; Variable focal length fan beam geometry

Indexed keywords

ALGORITHMS; ATTENUATION; ITERATIVE METHODS; PHOTONS; POISSON DISTRIBUTION; TOMOGRAPHY;

POISSON NOISE;

IMAGE RECONSTRUCTION;

EID: 0042922514     PISSN: 0277786X     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1117/12.480472     Document Type: Conference Paper

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