Multi-ray-based system matrix generation for 3D PET reconstruction

Physics in Medicine and Biology

Volumn 53, Issue 23, 2008, Pages 6925-6945

  Moehrs, Sascha ^a,b   Defrise, Michel ^c   Belcari, Nicola ^a,b   Guerra, Alberto Del ^a,b   Bartoli, Antonietta ^a,b   Fabbri, Serena ^a,b   Zanetti, Gianluigi ^d  

^a UNIVERSITY OF PISA   (Italy)

^b INFN SEZIONE DI PISA   (Italy)

^c VRIJE UNIVERSITEIT BRUSSEL   (Belgium)

^d Parco Scientifico e Tecnologico   (Italy)

Author keywords

[No Author keywords available]

Indexed keywords

DIAGNOSTIC RADIOGRAPHY; IMAGE PROCESSING; IMAGE RECONSTRUCTION; IMAGE SEGMENTATION; INTEGRATION; MATHEMATICAL MODELS; MAXIMUM PRINCIPLE; MEDICAL IMAGING; MODEL STRUCTURES; MONTE CARLO METHODS; OPTIMIZATION; POSITRON ANNIHILATION SPECTROSCOPY; POSITRON EMISSION TOMOGRAPHY; POSITRONS; REPAIR; RESTORATION; SCANNING; THREE DIMENSIONAL COMPUTER GRAPHICS; TOMOGRAPHY;

CRYSTAL DEPTHS; CRYSTAL SCATTERS; END POINTS; EXPECTATION MAXIMIZATIONS; GAUSSIAN INTEGRATIONS; HYBRID METHODS; IMAGE VOLUMES; INTEGRATION POINTS; ITERATIVE IMAGE RECONSTRUCTION ALGORITHMS; MATHEMATICAL FORMULATIONS; MAXIMUM-LIKELIHOOD; MONTE CARLO SIMULATIONS; NUMBER OF INTEGRATIONS; NUMBER OF RAYS; OFFLINE; ORDERED SUBSETS; PHANTOM DATUMS; PHYSICAL ASPECTS; POSITRON EMISSIONS; POSITRON RANGES; RAY METHODS; SMALL ANIMAL IMAGING; SOPHISTICATED SYSTEMS; SYSTEM MATRIXES; SYSTEM MODELS; TOMOGRAPH;

THREE DIMENSIONAL;

ARTICLE; CONTROLLED STUDY; IMAGE RECONSTRUCTION; MONTE CARLO METHOD; NONHUMAN; POSITRON EMISSION TOMOGRAPHY; PRIORITY JOURNAL; THREE DIMENSIONAL IMAGING;

ALGORITHMS; IMAGE ENHANCEMENT; IMAGING, THREE-DIMENSIONAL; LIKELIHOOD FUNCTIONS; MONTE CARLO METHOD; PHANTOMS, IMAGING; POSITRON-EMISSION TOMOGRAPHY; SCATTERING, RADIATION; SODIUM RADIOISOTOPES;

EID: 58149269274     PISSN: 00319155     EISSN: 13616560     Source Type: Journal    
DOI: 10.1088/0031-9155/53/23/018     Document Type: Article

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