A backprojection-based parameter estimation technique for skew-slit collimation

IEEE Transactions on Nuclear Science

Volumn 56, Issue 3, 2009, Pages 687-693

  Piatt, Jacob A ^a   Zeng, Gengsheng L ^b  

^a UNIVERSITY OF UTAH SCHOOL OF MEDICINE   (United States)

^b Department of Electrical and Computer Engineering   (United States)

Author keywords

Acquisition geometry; Computed tomography; Parameter estimation; Pinhole; Skew slit; SPECT

Indexed keywords

ACQUISITION GEOMETRY; COMPUTED TOMOGRAPHY; PINHOLE; SKEW-SLIT; SPECT;

COMPUTATIONAL GEOMETRY; COMPUTERIZED TOMOGRAPHY; MEDICAL IMAGING; METAL ANALYSIS; PARAMETER ESTIMATION;

SINGLE PHOTON EMISSION COMPUTED TOMOGRAPHY;

EID: 67649213721     PISSN: 00189499     EISSN: None     Source Type: Journal    
DOI: 10.1109/TNS.2009.2019110     Document Type: Article

References (10)

1. G. T. Gullberg, B. M. W. Tsui, C. R. Crawford, J. G. Ballard, and J. T. Hagius, "Estimation of geometrical parameters and collimator evaluation for cone beam tomography," Med. Phys., vol. 17, pp. 264-272, 1990.
2. Y. L. Hsieh, G. L. Zeng, and G. T. Gullberg, "Estimation of geometric parameters for cone beam geometry," in Proc. 1997 Int. Meeting on Fully Three-Dimensional Image Reconstruction in Radiology and Nuclear Medicine, Nemacolin Woodlands, PA, Jun. 25-28, 1997, pp. 150-153.
3. Y. L. Hsieh, G. L. Zeng, G. T. Gullberg, and H. T. Morgan, "A method for estimating the parameters of a fan-beam and cone-beam SPECT system using five point sources," J. Nucl. Med., vol. 34, no. 5, p. 191P, May 1993.
4. D. Bequé, J. Nuyts, G. Bormans, P. Seutens, and P. Dupont, "Characterization of pinhole SPECT acquisition geometry," IEEE Trans. Med. Imag., vol. 22, pp. 599-612, 2003.
5. S. D. Metzler, N. H. Patil, and R. Accorsi, "Simultaneous, maximum-likelihood determination of focal length and source position for point-source experiments with pinhole collimation," IEEE Trans. Nucl. Sci., vol. 52, pp. 1348-1352, 2005.
6. Q. Huang and G. L. Zeng, "An analytical algorithm for skew-slit imaging with non-uniform attenuation correction," Med. Phys., vol. 33, no. 4, pp. 997-1004, 2006.
7. Q. Tang, G. L. Zeng, and Q. Huang, "Analytical algorithm for skew-slit SPECT with uniform attenuation correction," Phys. Med. Biol., vol. 51, pp. 6199-6211, 2006.
8. F. Noo, R. Clackdoyle, C. Mennessier, T. A. White, and T. J. Roney, "Analytic method based on identification of ellipse parameters for scanner calibration in cone-beam tomography," Phys. Med. Biol., vol. 45, pp. 3489-3508, 2000.
9. J. A. Nelder and R. Mead, "A simplex method for function minimization," Comput. J., vol. 7, pp. 308-313, 1965.
10. G. L. Zeng and J. A. Piatt, "Backprojection-based imaging geometric parameter estimation," in Proc. 30th Annu. Int. IEEE EMBS Conf., Vancouver, BC, Canada, Aug. 20-24, 2008, pp. 458-461.