An experimental study on the noise properties of x-ray CT sinogram data in Radon space

Physics in Medicine and Biology

Volumn 53, Issue 12, 2008, Pages 3327-3341

  Wang, Jing ^a   Lu, Hongbing ^b   Liang, Zhengrong ^a,c   Eremina, Daria ^a,c   Zhang, Guangxiang ^a   Wang, Su ^a   Chen, John ^a   Manzione, James ^a  

^a STONY BROOK UNIVERSITY   (United States)

^b FOURTH MILITARY MEDICAL UNIVERSITY   (China)

^c Stony Brook University   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

COMPUTERIZED TOMOGRAPHY; DIAGNOSTIC RADIOGRAPHY; ELECTRIC INSTRUMENT TRANSFORMERS; ERROR ANALYSIS; HEALTH; IMAGE PROCESSING; IMAGE RECONSTRUCTION; IMAGING TECHNIQUES; MEDICAL IMAGING; OCCUPATIONAL RISKS; PROBABILITY DISTRIBUTIONS; RADON; RISK ASSESSMENT; SCANNING; STATISTICAL METHODS; STATISTICAL TESTS; TESTING; TOMOGRAPHY;

COMPUTED TOMOGRAPHY; CT SCANNERS; DATA CALIBRATION; DATA CHANNELS; DATA NOISE; DATA-SETS; DIAGNOSTIC TOOLS; EXPERIMENTAL STUDIES; HARDWARE OPTIMIZATION; LOW-DOSE CT; NOISE PROPERTIES; NOISE-ANALYSIS; REPEATED MEASUREMENTS; REPEATED MEASURES; SCREENING APPLICATIONS; SINOGRAM; SINOGRAM DATA; STATISTICAL MOMENTS; X-RAY CT; X-RAY EXPOSURE;

DATA ACQUISITION;

RADON;

ARTICLE; CALIBRATION; COMPUTER ASSISTED TOMOGRAPHY; EXPERIMENTAL STUDY; NOISE MEASUREMENT; PHANTOM; PRIORITY JOURNAL; STATISTICAL ANALYSIS; X RAY;

ENVIRONMENTAL EXPOSURE; IMAGE PROCESSING, COMPUTER-ASSISTED; PHANTOMS, IMAGING; RADON; REPRODUCIBILITY OF RESULTS; RISK; TOMOGRAPHY, X-RAY COMPUTED;

EID: 45949102973     PISSN: 00319155     EISSN: 13616560     Source Type: Journal    
DOI: 10.1088/0031-9155/53/12/018     Document Type: Article

References (11)

1. Herman G T 1980 Image Reconstruction from Projections (New York: Academic)
2. Li T, Li X, Wang J, Wen J, Lu H, Hsieh J and Liang Z 2004 Nonlinear sinogram smoothing for low-dose X-ray C T IEEE Trans. Nucl. Sci. 51 2505-13
3. Lin L I K 1989 A concordance correlation coefficients to evaluate reproducibility Biometrics 45 255-68
4. Linton O W and Mettler F A 2003 National conference on dose reduction in CT, with an emphasis on pediatric patients Am. J. Roentgenol. 181 321-9
5. Lu H, Hsiao I T, Li X and Liang Z 2001 Noise properties of low-dose CT projections and noise treatment by scale transformations Conf. Record of IEEE NSS and MIC (San Diego, CA, USA, 4-10 November 2001) vol 3 pp 1662-6
6. Lu H, Li X, Hsiao I T and Liang Z 2002 Analytical noise treatment for low-dose CT projection data by penalized weighted least-squares smoothing in the K-L domain Proc. SPIE Med. Imag. 4682 146-52
7. Macovski A 1982 Medical Imaging Systems (New York: Prentice-Hall)
8. Snyder D L and Miller M L 1991 Random Point Processes in Time and Space (New York: Springer)
9. Wang J, Li T, Lu H and Liang Z 2006a Penalized weighted least-squares approach to sinogram noise reduction and image reconstruction for low-dose X-ray computed tomography IEEE Trans. Med. Imag. 25 1272-83
10. Wang J, Li T, Lu H and Liang Z 2006b Noise reduction for low-dose single-slice helical CT sinograms IEEE Trans. Nucl. Sci. 53 1230-7
11. Whiting B R, Massoumzadeh P, Earl O A, O'Sullivan J A, Snyder D L and Williamson J F 2006 Properties of preprocessed sinogram data in X-ray computed tomography Med. Phys. 33 3290-302