A new convex edge-preserving median prior with applications to tomography

IEEE Transactions on Medical Imaging

Volumn 22, Issue 5, 2003, Pages 580-585

  Hsiao, Ing Tsung ^a,b   Rangarajan, Anand ^c   Gindi, Gene ^a  

^a STONY BROOK UNIVERSITY   (United States)

^b School of Medical Technology   (Taiwan)

^c UNIVERSITY OF FLORIDA   (United States)

Author keywords

Bayesian tomographic reconstruction; Edge preserving prior; Emission tomography; Iterative algorithm; Median

Indexed keywords

ALGORITHMS; IMAGE QUALITY; IMAGE RECONSTRUCTION; MAXIMUM LIKELIHOOD ESTIMATION; MEDICAL IMAGING; PROBABILITY;

BAYESIAN TOMOGRAPHIC RECONSTRUCTION; CONVEX EDGE-PRESERVING MEDIAN; ITERATIVE ALGORITHM; MEDIAN ROOT PRIOR;

POSITRON EMISSION TOMOGRAPHY;

ALGORITHM; ARTICLE; AUTOMATED PATTERN RECOGNITION; COMPARATIVE STUDY; COMPUTER ASSISTED DIAGNOSIS; EVALUATION; IMAGE ENHANCEMENT; IMAGE QUALITY; INSTRUMENTATION; METHODOLOGY; QUALITY CONTROL; SAMPLE SIZE; SIGNAL PROCESSING; TOMOGRAPHY; VALIDATION STUDY;

ALGORITHMS; IMAGE ENHANCEMENT; IMAGE INTERPRETATION, COMPUTER-ASSISTED; PATTERN RECOGNITION, AUTOMATED; PHANTOMS, IMAGING; QUALITY CONTROL; SAMPLE SIZE; SIGNAL PROCESSING, COMPUTER-ASSISTED; TOMOGRAPHY;

EID: 0038105117     PISSN: 02780062     EISSN: None     Source Type: Journal    
DOI: 10.1109/TMI.2003.812249     Document Type: Article

References (9)

1. S. Alenius and U. Ruotsalainen, "Bayesian image reconstruction for emission tomography based on median root prior," E. J. Nucl. Med., vol. 24, no. 3, pp. 258-265, Mar. 1997.
2. S. Alenius, U. Ruotsalainen, and J. Astola, "Using local median as the location of the prior distribution in iterative emission tomography image reconstruction," IEEE Trans. Nucl. Sci., vol. 45, pp. 3097-3107, Dec. 1998.
3. S. J. Lee, A. Rangarajan, and G. R. Gindi, "Bayesian image reconstruction in SPECT using higher order mechanical models as priors," IEEE Trans. Med. Imag., vol. 14, pp. 669-680, Dec. 1995.
4. W. Press, S. Teukolsky, W. Vetterling, and B. Flannery, Numerical Recipes, The Art of Scientific Computing, 2nd ed. Cambridge, U.K.: Cambridge Univ. Press, 1992.
5. D. Luenberger, Linear and Nonlinear Programming, 2nd ed. Menlo Park, CA: Addison-Wesley, 1984.
6. P. Green, "Bayesian reconstructions from emission tomography data using a modified EM algorithm," IEEE Trans. Med. Imag., vol. 9, pp. 84-93, Mar. 1990.
7. C. Bouman and K. Sauer, "A generalized Gaussian image model for edge-preserving MAP estimation," IEEE Trans. Image Processing, vol. 2, pp. 296-310, July 1993.
8. J. A. Fessler and L. Rogers, "Spatial resolution properties of penalized-likelihood image reconstruction: space-invariant tomography," IEEE Trans. Image Processing, vol. 5, pp. 1346-1358, Sept. 1996.
9. I. Hsiao, A. Rangarajan, Y. Xing, and G. Gindi, "A smoothing prior with embedded positivity constraint for tomographic reconstruction," in Sixth International Meeting on Fully 3D Image Reconstruction in Radiology and Nuclear Medicine, R. Huesman and J. Qi, Eds. Norwell, MA: Kluwer, 2001, pp. 81-84.