Effects of image quantization and regularization on lesion detectability in SPECT MAP reconstruction

IEEE Nuclear Science Symposium Conference Record

Volumn 3, Issue , 2003, Pages 2027-2031

  Xing, Yuxiang ^a,b   Oldan, Jorge ^a   Kulkarni, Santosh ^a   Khurd, Parmeshwar ^a   Gindi, Gene ^a  

^a STONY BROOK UNIVERSITY   (United States)

^b TSINGHUA UNIVERSITY   (China)

Author keywords

[No Author keywords available]

Indexed keywords

DETECTABILITY; FLOATING POINT; ITERATIVE RECONSTRUCTION; QUANTIZED VERSION;

IMAGE ANALYSIS; ITERATIVE METHODS; MATHEMATICAL MODELS; OPTIMIZATION; PARAMETER ESTIMATION; QUANTUM THEORY; SIGNAL PROCESSING;

IMAGE RECONSTRUCTION;

EID: 11844262107     PISSN: 10957863     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (10)

1. K.J. Myers and H.H. Barren, "The addition of a channel mechanism to the ideal-observer model," 3 Opt Soc Am A, no. 4, pp. 2447-2457, 1987.
2. J.A. Fessler and A. Yendiki, "Channelized Hotelling observer performance for penalized-likelihood image reconstruction," in Conf. Rec. IEEE Nuc. Sci. Sym. Med. Imaging Conf., Norfolk, VA, Nov. 2002, IEEE.
3. Craig K. Abbey, Assessment of Reconstructed Images, Ph.D. thesis, University of Arizona, 1998.
4. Y.X. Xing, I.T. Hsiao, and G. Gindi, "Rapid calculation of detectability in Bayesian SPECT," in Proc 2002 IEEE Intl. Symp. On Biomedical imaging, 2002, vol. Wash DC, pp. 78-81.
5. A.M. Zoubir and B. Boashash, "The bootstrap and its application in signal processing," IEEE Signal Processing Magazine, vol. 15. no. 1, pp. 56-76, 1998.
6. Craig K. Abbey and Harrison H. Barrett, "Human- and model-observer performance in ramp-spectrum noise: effects of regularization and object variability," Journal of the Optical Society of America, A, vol. 18, no. 3, pp. 473-488, March 2001.
7. Craig K. Abbey, Harrison H. Barrett, and Miguel Eckstein, "Practical issues and methodology in assessment of image quality using model observers," in Physics of Medical Imaging. SPIE, February 1997, vol. 3032, pp. 182-194.
8. 99mTc cardiac SPECT studies using numerical observers," IEEE Trans. Nuc. Sci., vol. 49, no. 5, pp. 2355-2360, 2002.
9. A. Burgess, "Effect of quantization noise on visual signal detection in noisy images," J Opt Soc Am A. vol. 2, no. 9. pp. 1424-1428, 1985.
10. Jinyi Qi and Leahy, "A theoretical study of the contrast recovery and variance of map reconstruction from pet data." in IEEE Transactions on Medical Imaging, 1999, pp. 293-305.