A method for modifying the image quality parameters of digital radiographic images

Medical Physics

Volumn 30, Issue 11, 2003, Pages 3006-3017

  Saunders, Robert S ^a   Samei, Ehsan ^a  

^a DUKE UNIVERSITY SCHOOL OF MEDICINE   (United States)

Author keywords

Digital radiography; Image quality; Modulation transfer function; MTF; Noise; Noise power spectrum; NPS; Resolution; Simulation

Indexed keywords

IMAGE QUALITY; IMAGE SEGMENTATION; MODULATION; POWER SPECTRUM; WHITE NOISE;

DIGITAL RADIOGRAPHIC SYSTEMS; DIGITAL RADIOGRAPHY; INPUT IMAGE; NOISE; NOISE CHARACTERISTIC; NOISE MODIFICATION; NOISEPOWER SPECTRUMS (NPS); RESOLUTION; SIMULATION;

OPTICAL TRANSFER FUNCTION;

ARTICLE; COLOR; IMAGING SYSTEM; NOISE; PRIORITY JOURNAL; QUALITY CONTROL; RADIOGRAPHY; SAMPLING; SPECTROSCOPY;

EID: 0041461316     PISSN: 00942405     EISSN: None     Source Type: Journal    
DOI: 10.1118/1.1621870     Document Type: Article

References (48)

1. M. L. Giger, K. Doi, and H. Fujita, "Investigation of basic imaging properties in digital radiography. 7. Noise Wiener spectra of II-TV digital imaging systems," Med. Phys. 13, 131-138 (1986).
2. H. Fujita, K. Doi, and M. L. Giger, "Investigation of basic imaging properties in digital radiography. 6. MTFs of II-TV digital imaging systems," Med. Phys. 12, 713-720 (1985).
3. M. Spahn, M. Strotzer, M. Volk, S. Bohm, B. Geiger, G. Hahm, and S. Feuerbach, "Digital radiography with a large-area, amorphous-silicon, flat-panel x-ray detector system," Invest. Radiol. 35, 260-266 (2000).
4. C. Bradford, W. Peppler, and J. Waidelich, "Use of a slit camera for MTF measurements," Med. Phys. 26, 2286-2294 (1999).
5. M. Williams, P. Mangiafico, and P. Simoni, "Noise power spectra of images from digital mammography detectors," Med. Phys. 26, 1279-1293 (1999).
6. A. Maidment and M. Yaffe, "Analysis of spatial-frequency-dependent DQE of optically coupled digital mammography detectors," Med. Phys. 21, 721-729 (1994).
7. A. Workman and D. S. Brettle, "Physical performance measures of radiographic imaging systems," Dentomaxillofac Radiol. 26, 139-146 (1997).
8. K. Rossmann, "Point spread-function, line spread-function, and modulation transfer function," Radiology 93, 257-272 (1969).
9. M. L. Giger and K. Doi, "Investigation of basic imaging properties in digital radiography. I. Modulation transfer function," Med. Phys. 11, 287-295 (1984).
10. M. L. Giger, K. Doi, and C. E. Metz, "Investigation of basic imaging properties in digital radiography. 2. Noise Wiener spectrum," Med. Phys. 11, 797-805 (1984).
11. R. Van Metter and J. Yorkston, "Factors influencing image quality in digital radiographic systems," Proc. SPIE 4320, 244-256 (2001).
12. K. Doi, P. C. Bunch, G. Holje, M. Pfeiler, and R. F. Wagner, Modulation Transfer Function of Screen-Film Systems (Bethesda, MD, 1986).
13. A. R. Pineda and H. H. Barrett, "What does DQE say about lesion detectability in digital radiography?," Proc. SPIE 4320, 561-569 (2001).
14. H. H. Barrett, "Objective assessment of image quality: Effects of quantum noise and object variability," J. Opt. Soc. Am. A 7, 1266-1278 (1990).
15. H. H. Barrett, K. J. Myers, B. D. Gallas, E. Clarkson, and H. Zhang, "Megalopinakophobia: Its symptoms and cures," Proc. SPIE 4320, 299-307 (2001).
16. R. Van Metter, P. Dillon, K. Huff, and M. Rabbani, "Computer simulation of radiographic screen-film images," Proc. SPIE 0626, 82-99 (1986).
17. R. Nishikawa and S. Lee, "Preliminary results on a method for producing simulated mammograms," presented at the AAPM Annual Meeting, Montreal, Quebec, Canada, 2002.
18. A. Tingberg, C. Herrmann, J. Besjakov, A. Almen, P. Sund, D. Adliene, S. Mattsson, L. Mansson, and W. Panzer, "What is worse: Decreased spatial resolution or increased noise?." Proc. SPIE 4686, 338-346 (2002).
19. K. A. Fetterly and N. J. Hangiandreou, "Effects of x-ray spectra on the DQE of a computed radiography system," Med. Phys. 28, 241-249 (2001).
20. M. Bath, P. Sund, and L. G. Mansson, "Method for determining the two-dimensional presampling modulation transfer function in digital radiography," Proc. SPIE 4320, 268-279 (2001).
21. C. Hoeschen, E. Buhr, and W. Doehring, "High-spatial-resolution measurement of x-ray intensity pattern in a radiograph of the thorax," Proc. SPIE 3659, 432-443 (1999).
22. C. Hoeschen, A. Fessel, E. Buhr, and W. Doehring, "Determination of the x-ray intensity pattern in mammography with very high-spatial resolution," Proc. SPIE 3977, 220-230 (2000).
23. H. H. Barrett, "Quality time with the fractious fourier family," Proc. SPIE 4392, 9-21 (2001).
24. R. Blackman and J. Tukey, The Measurement of Power Spectra (Dover, New York, 1959).
25. J. Dobbins, "Image quality metrics for digital systems," in Handbook of Medical Imaging, edited by H. K. J. Beutel and R. Van Metter (SPIE, Washington, DC, 2000), Vol. 1, pp. 163-222.
26. E. Samei and M. Flynn, "An experimental comparison of detector performance for computed radiography systems," Med. Phys. 29, 447-459 (2002).
27. E. Samei and M. J. Flynn, "An experimental comparison of detector performance for direct and indirect digital radiography systems," Med. Phys. 30, 608-622 (2003).
28. E. Samei, "Image quality in two phosphor-based flat panel digital radiographic detectors," Med. Phys. 30, 1747-1757 (2003).
29. F. Bochud, C. Abbey, and M. Eckstein, "Further investigation of the effects of phase spectrum on visual detection in structured backgrounds," Proc. SPIE 3663, 273-281 (1999).
30. G. Arfken and H. Weber, Mathematical Methods for Physicists (Academic, New York, 1995).
31. E. Samei, M. J. Flynn, and D. A. Reimann, "A method for measuring the presampled MTF of digital radiographic systems using an edge test device," Med. Phys. 25, 102-113 (1998).
32. J. Russ, The Image Processing Handbook (CRC, Ann Arbor, 1992).
33. A. Jain, Fundamentals of Digital Image Processing (Prentice-Hall, Englewood Cliffs, NJ, 1989).
34. International Electrotechnical Commision, "Medical diagnostic x-ray equipment-Radiation conditions for use in the determination of characteristics," 1994, p. 1267.
35. M. J. Flynn and E. Samei, "Experimental comparison of noise and resolution for 2k and 4k storage phosphor radiography systems," Med. Phys. 26, 1612-1623 (1999).
36. A. E. Burgess, "An empirical equation for screen MTFs," Med. Phys. 5, 199-204 (1978),
37. J. H. Siewerdsen, L. E. Antonuk, Y. El Mohri, J. Yorkston, W. Huang, J. M. Boudry, and I. A. Cunningham, "Empirical and theoretical investigation of the noise performance of indirect detection, active matrix flat-panel imagers (AMFPIs) for diagnostic radiology," Med. Phys. 24, 71-89 (1997).
38. E. Samei, M. Flynn, H. Chotas, and J. Dobbins, "DQE of direct and indirect digital radiography systems," Proc. SPIE 4320, 189-197 (2001).
39. R. Warp and J. Dobbins, "Quantitative evaluation of noise reduction strategies in dual-energy imaging," Med. Phys. 30, 190-198 (2003).
40. K. Rossmann, "Spatial fluctuations of x-ray quanta and the recording of radiographic mottle," Am. J. Roentgenol., Radium Ther. Nucl. Med. 90, 863-869 (1963).
41. K. A. Fetterly and N. J. Hangiandreou, "Image quality evaluation of a desktop computed radiography system," Med. Phys. 27, 2669-2679 (2000).
42. S. Vedantham, A. Karellas, S. Suryanarayanan, L. Levis, M. Sayag, R. Kleehammer, R. Heidsieck, and C. J. D'Orsi, "Mammographic imaging with a small format CCD-based digital cassette: Physical characteristics of a clinical system," Med. Phys. 27, 1832-1840 (2000).
43. C. B. Bradford, W. W. Peppler, and J. T. Dobbins III, "Performance characteristics of a Kodak computed radiography system," Med. Phys. 26, 27-37 (1999).
44. J. Dobbins, "Effects of undersampling on the proper interpretation of modulation transfer function, noise power spectra, and noise equivalent quanta of digital imaging systems," Med. Phys. 22, 171-181 (1995).
45. J. Dobbins, D. Ergun, L. Rutz, D. Hinshaw, H. Blume, and D. Clark, "DQE(f) of four generations of computed radiography acquisition devices," Med. Phys. 22, 1581-1593 (1995).
46. K. A. Fetterly, N. J. Hangiandreou, and B. A. Schueler, "Measurement of the presampled two-dimensional modulation transfer function of digital imaging systems," Med. Phys. 29, 913-921 (2002).
47. E. Samei, J. Seibert, C. Willis, M. Flynn, E. Mah, and K. Junck, "Performance evaluation of computed radiography systems," Med. Phys. 28, 361-371 (2001).
48. H. H. Barrett, J. L. Denny, R. F. Wagner, and K. J. Myers, "Objective assessment of image quality. II. Fisher information, Fourier crosstalk, and figures of merit for task performance," J. Opt. Soc. Am. A 12, 834-852 (1995).