A review of partial volume correction techniques for emission tomography and their applications in neurology, cardiology and oncology
K Erlandsson, I Buvat, PH Pretorius… - Physics in Medicine …, 2012 - iopscience.iop.org
Accurate quantification in PET and SPECT requires correction for a number of physical
factors, such as photon attenuation, Compton scattering and random coincidences (in PET) …
factors, such as photon attenuation, Compton scattering and random coincidences (in PET) …
Iterative reconstruction algorithms in nuclear medicine
Iterative reconstruction algorithms produce accurate images without streak artifacts as in
filtered backprojection. They allow improved incorporation of important corrections for image …
filtered backprojection. They allow improved incorporation of important corrections for image …
Image reconstruction—a tutorial
GL Zeng - Computerized medical imaging and graphics, 2001 - Elsevier
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Journals & Books Search RegisterSign in View PDF Download full issue Search ScienceDirect …
Journals & Books Search RegisterSign in View PDF Download full issue Search ScienceDirect …
Human-observer receiver-operating-characteristic evaluation of attenuation, scatter, and resolution compensation strategies for 99mTc myocardial perfusion imaging
MV Narayanan, MA King, PH Pretorius… - Journal of Nuclear …, 2003 - Soc Nuclear Med
Nonuniform attenuation, scatter, and distance-dependent resolution are confounding factors
inherent in SPECT imaging. Iterative reconstruction algorithms permit modeling and …
inherent in SPECT imaging. Iterative reconstruction algorithms permit modeling and …
[PDF][PDF] Attenuation, scatter, and spatial resolution compensation in SPECT
Data acquisition for the case of ideal SPECT imaging is illustrated in Figure 1, which
portrays a single-headed gamma camera imaging a source distribution f (x, y) at a rotation …
portrays a single-headed gamma camera imaging a source distribution f (x, y) at a rotation …
A slice-by-slice blurring model and kernel evaluation using the Klein-Nishina formula for 3D scatter compensation in parallel and converging beam SPECT
C Bai, GL Zeng, GT Gullberg - Physics in Medicine & Biology, 2000 - iopscience.iop.org
Converging collimation increases the geometric efficiency for imaging small organs, such as
the heart, but also increases the difficulty of correcting for the physical effects of attenuation …
the heart, but also increases the difficulty of correcting for the physical effects of attenuation …
Resolution-recovery-embedded image reconstruction for a high-resolution animal SPECT system
Abstract The small-animal High-Resolution SPECT (HiReSPECT) is a dedicated dual-head
gamma camera recently designed and developed in our laboratory for imaging of murine …
gamma camera recently designed and developed in our laboratory for imaging of murine …
Markov random field and Gaussian mixture for segmented MRI-based partial volume correction in PET
In this paper we propose a segmented magnetic resonance imaging (MRI) prior-based
maximum penalized likelihood deconvolution technique for positron emission tomography …
maximum penalized likelihood deconvolution technique for positron emission tomography …
Slab-by-slab blurring model for geometric point response correction and attenuation correction using iterative reconstruction algorithms
C Bai, GL Zeng, GT Gullberg… - IEEE Transactions on …, 1998 - ieeexplore.ieee.org
The distance-dependent geometric point response of a single photon emission computed
tomography (SPECT) system and the attenuation effect of photons passing through the …
tomography (SPECT) system and the attenuation effect of photons passing through the …
[HTML][HTML] Prospective multicenter evaluation of rapid, gated SPECT myocardial perfusion upright imaging
J Maddahi, R Mendez, JJ Mahmarian, G Thomas… - Journal of nuclear …, 2009 - Elsevier
Background A novel three-dimensional (3D) iterative image reconstruction method (3D-
OSEM) has been developed that in phantom studies yielded comparable image quality at …
OSEM) has been developed that in phantom studies yielded comparable image quality at …