Efficient calculation of resolution and variance in 2-D circular-orbit SPECT

IEEE Nuclear Science Symposium and Medical Imaging Conference

Volumn 3, Issue , 2001, Pages 1298-1302

  Xing, Yuxiang ^a   Hsiao, Ing Tsung ^a   Gindi, Gene ^a  

^a STONY BROOK UNIVERSITY   (United States)

Author keywords

Bayesian; Image quality; Reconstruction; SPECT; Statistical properties

Indexed keywords

ATTENUATION; CALCULATIONS; FAST FOURIER TRANSFORMS; IMAGE QUALITY; IMAGE RECONSTRUCTION; MATRIX ALGEBRA; OPTICAL RESOLVING POWER; OPTIMIZATION; PHOTONS; POSITRON EMISSION TOMOGRAPHY; STATISTICAL METHODS; VECTORS;

EMISSION TOMOGRAPHY; RESOLUTION AND VARIANCE; SINGLE PHOTON EMISSION COMPUTED TOMOGRAPHY; STATISTICAL PROPERTIES;

COMPUTERIZED TOMOGRAPHY;

EID: 0035554845     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (11)

1. Mean and variance of implicitly defined biased estimators (such as penalized maximum likelihood): Applications to tomography
2. Spatial resolution properties of penalized-likelihood image reconstruction: Space-invariant tomographs
3. A theoretical study of the conrast recovery and variance of MAP reconstructions from PET data
4. Covariance approximation for fast and accurate computation of channelized hotelling observer statistics
5. Theoretical study of lesion detectability of MAP reconstruction using computer observers
6. Conjugate-gradient preconditioning methods for shift-variant PET image reconstruction
7. Fourier correction for spatially variant collimator blurring in SPECT
8. Bayesian reconstruction for emission tiomography via deterministic annealing
9. Iterative reconstruction of fluorine-18 SPECT using geometric point response correction
10. Resolution and noise properties of MAP reconstruction for fully 3-D PET