Faster Maximum-Likelihood Reconstruction via Explicit Conjugation of Search Directions

IEEE Nuclear Science Symposium Conference Record

Volumn , Issue , 2008, Pages 5070-5075

  Pratx, Guillem ^a   Reader, Andrew J ^b   Levin, Craig S ^a  

^a STANFORD UNIVERSITY SCHOOL OF MEDICINE   (United States)

^b MCGILL UNIVERSITY   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

CONJUGATE GRADIENT; LINEAR COMBINATIONS; LINEAR SYSTEMS OF EQUATIONS; LOG LIKELIHOOD; MAXIMUM-LIKELIHOOD RECONSTRUCTION; OPTIMAL SOLUTIONS; POISSON PROCESS; SEARCH DIRECTION;

CONJUGATE GRADIENT METHOD; LINEAR SYSTEMS; MAXIMUM LIKELIHOOD; POISSON DISTRIBUTION; POSITRON ANNIHILATION SPECTROSCOPY; RESTORATION;

POSITRON EMISSION TOMOGRAPHY;

EID: 67649176531     PISSN: 10957863     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1109/NSSMIC.2008.4774378     Document Type: Conference Paper

References (5)

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3. L. Kaufman, "Maximum likelihood, least squares, and penalized least squares for PET," IEEE Trans. Med. lmag., vol.12, no. 2, pp. 200-214, Jun 1993. (Pubitemid 23713250)
4. E. Mumcuogluyz, Leahy, and S. Cherry, "Bayesian reconstruction of PET images: Methodology and performance analysis," Phys. Med. Bio., vol.41, pp. 1777-1807, 1996. (Pubitemid 26288527)
5. J. R. Shewchuk, introduction to the conjugate gradient method without the agonizing pain," unpublished paper, Aug 1994.