Deriving the modulation transfer function of CT from extremely noisy edge profiles

Radiological Physics and Technology

Volumn 2, Issue 1, 2009, Pages 22-32

  Mori, Issei ^a   MacHida, Yoshio ^a  

^a TOHOKU UNIVERSITY GRADUATE SCHOOL OF MEDICINE   (Japan)

Author keywords

CT; Edge spread function; Modulation transfer function; Noise

Indexed keywords

ARTICLE; COMPUTER ASSISTED TOMOGRAPHY; IMAGE ANALYSIS; METHODOLOGY; MODULATION TRANSFER FUNCTION; NORMAL DISTRIBUTION; PRIORITY JOURNAL; SOFT TISSUE; X RAY ANALYSIS;

NORMAL DISTRIBUTION; PHANTOMS, IMAGING; RADIOGRAPHIC IMAGE ENHANCEMENT; TOMOGRAPHY, X-RAY COMPUTED;

EID: 64249138598     PISSN: 18650333     EISSN: None     Source Type: Journal    
DOI: 10.1007/s12194-008-0039-9     Document Type: Article

References (17)

1. C Metz K Doi 1994 Transfer function analysis of radiographic imaging systems Phys Med Biol 24 1079 106
2. M Kalura C Wittram M Maher A Sharma G Avinash K Karau 2003 Can noise reduction filters improve low-radiation-dose chest images? Pilot study Radiology 228 257 64
3. M Okumura T Ota S Tsukagoshi K Katada 2006 New method of evaluating edge-preserving adaptive filters for computed tomography (CT): digital phantom method Jpn J Radiol Technol 62 971 8
4. J Wessling R Esseling R Raupach S Fockenberg N Osada J Gerss 2007 The effect of dose reduction and feasibility of edge-preserving noise reduction on the detection of liver lesions using MSCT Eur Radiol 17 1885 91
5. P Judy 1976 The line spread function and modulation transfer function of a computed tomographic scanner Med Phys 3 233 6
6. J Boone 2001 Determination of the presampled MTF in computed tomography Med Phys 28 356 60
7. H Fujita D Tsai T Itho K Doi J Morishita K Ueda 1992 A simple method for determining the modulation transfer function in digital radiography IEEE Trans Med Imaging 11 34 9
8. T Peters R Lewitt 1977 Computed tomography with fan beam geometry J Comput Assist Tomogr 1 429 36
9. Kak A, Slaney M. Principles of computed tomographic imaging. Philadelphia: SIAM Press; 2001. pp. 77-86.
10. E Nickoloff R Riley 1976 A simplified approach for modulation transfer function determinations in computed tomography Med Phys 12 437 41
11. I Cunningham A Fenster 1987 A method for modulation transfer function determination from edge profiles with correction for finite-element differentiation Med Phys 14 533 7
12. E Buhr S Günther-Kohfahl U Neitzel 2003 Accuracy of a simple method for deriving the presampled modulation transfer function of a digital radiographic system from an edge image Med Phys 30 2323 31
13. G Glover R Eisner 1979 Theoretical resolution of computer tomography systems J Comput Assist Tomogr 3 85 91
14. E Durand P Rüegsegger 1992 High-contrast resolution of CT images for bone structure analysis Med Phys 19 569 73
15. M Kijewski P Judy 1987 The noise power spectrum of CT images Phys Med Biol 32 565 75
16. Bracewell R. The Fourier transform and its application, 3rd ed. New York: McGraw-Hill; 1999. pp. 434-5.
17. Bracewell R. The Fourier transform and its application, 3rd ed. New York: McGraw-Hill; 1999. pp. 186-90.