The performance of monotonic and new non-monotonic gradient ascent reconstruction algorithms for high-resolution neuroreceptor PET imaging

Physics in Medicine and Biology

Volumn 56, Issue 13, 2011, Pages 3895-3917

  Angelis, G I ^a   Reader, A J ^b   Kotasidis, F A ^a   Lionheart, W R ^a   Matthews, J C ^a  

^a UNIVERSITY OF MANCHESTER   (United Kingdom)

^b MCGILL UNIVERSITY   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

2D SIMULATIONS; 3D DATA; COMPUTATIONAL TIME; CONVERGENCE RATES; DATA SETS; EXPECTATION MAXIMIZATION; FAST CONVERGENT ALGORITHM; FASTER CONVERGENCE; GLOBALLY CONVERGENT; GRADIENT ASCENT; GRADIENT DIRECTION; GRADIENT-BASED METHOD; HIGH RESOLUTION; LINE SEARCHES; ML ESTIMATE; ORDERED SUBSETS; ORDERS OF MAGNITUDE; PET DATA; PET IMAGING; PRECONDITIONED CONJUGATE GRADIENT; PRECONDITIONERS; RECONSTRUCTION ALGORITHMS; ROBUST APPROACHES;

ALGORITHMS; CONJUGATE GRADIENT METHOD; IMAGE RECONSTRUCTION; MAXIMUM LIKELIHOOD; POSITRON EMISSION TOMOGRAPHY;

CONVERGENCE OF NUMERICAL METHODS;

3 AMINO 4 (2 DIMETHYLAMINOMETHYLPHENYLSULFANYL)BENZONITRILE; 3-AMINO-4-(2-DIMETHYLAMINOMETHYLPHENYLSULFANYL)BENZONITRILE; ANILINE DERIVATIVE; DIAGNOSTIC AGENT; SULFIDE;

ALGORITHM; ARTICLE; HUMAN; IMAGE PROCESSING; METHODOLOGY; POSITRON EMISSION TOMOGRAPHY; REPRODUCIBILITY; SCINTISCANNING; SENSORY RECEPTOR; THEORETICAL MODEL;

ALGORITHMS; ANILINE COMPOUNDS; HUMANS; IMAGE PROCESSING, COMPUTER-ASSISTED; MODELS, THEORETICAL; POSITRON-EMISSION TOMOGRAPHY; REPRODUCIBILITY OF RESULTS; SENSORY RECEPTOR CELLS; SULFIDES;

EID: 79960361929     PISSN: 00319155     EISSN: 13616560     Source Type: Journal    
DOI: 10.1088/0031-9155/56/13/010     Document Type: Article

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