Impact of resolution and noise characteristics of digital radiographic detectors on the detectability of lung nodules

Proceedings of SPIE - The International Society for Optical Engineering

Volumn 5030 I, Issue , 2003, Pages 16-25

  Saunders Jr , Robert S ^a,b   Samei, Ehsan ^a,b,c   Hoeschen, C ^d  

^a DUKE UNIVERSITY   (United States)

^b DUKE UNIVERSITY MEDICAL CENTER   (United States)

^c Duke University   (United States)

^d UNIVERSITY HOSPITAL MAGDEBURG   (Germany)

Author keywords

Digital Radiography; Image Quality; Modulation Transfer Function; MTF; Noise; Noise Power Spectrum; NPS; Resolution; Simulation

Indexed keywords

COMPUTER SIMULATION; IMAGE QUALITY; OPTICAL TRANSFER FUNCTION; SPURIOUS SIGNAL NOISE;

NOISE POWER SPECTRUM;

DIAGNOSTIC RADIOGRAPHY;

EID: 0041375317     PISSN: 0277786X     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1117/12.480225     Document Type: Conference Paper

References (16)

1. J. Rowlands and J. Yorkston, "Flat Panel Detectors for Digital Radiography," in Handbook of Medical Imaging, edited by H.K.J Beutel and R. Van Metter (SPIE, Washington, DC, 2000), Vol. 1, pp 223-328.
2. E. Samei and M.J. Flynn, "An experimental comparison of detector performance for direct and indirect digital radiography systems,"(to appear in April 2003 issue of Medical Physics).
3. 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).
4. J. Sorenson and J. Floch, "Scatter rejection by air gaps: An empirical model," Med. Phys. 12, 308-316, 1985.
5. L. Jordan, C. Floyd, J. Lo, and C. Ravin, "Measurement of Scatter Fractions in Erect Posteroanterior and Lateral Chest Radiographic," Radiology 1993, 188: 215-218.
6. E. Samei, M. Flynn, and W. Eyler, "Detection of Subtle Lung Nodules: Relative Influence of Quantum and Anatomic Noise on Chest Radiographs," Radiology 1999, 213:727-734.
7. E. Samei, M. Flynn, and W. Eyler, "Simulation of Subtle Lung Nodules in Projection Chest Radiography," Radiology 1997: 202:117-124.
8. R. Saunders and E. Samei, "A Method for Modifying the Image Quality Parameters of Digital Radiographic Systems," (accepted under revision by Medical Physics, 2003).
9. M. Frigo and S. Johnson, "FFTW: An Adaptive Software Architecture for the FFT," Proc. ICASSP 3, 1381-1384, 1998.
10. W. Press, S. Teukolsky, W. Vetterling, and B. Flannery, Numerical Recipes in C, 2nd ed., (Cambridge University Press, New York, NY, 1992).
11. R. Blackman and J. Tukey, The Measurement of Power Spectra (Dover, New York, 1959).
12. 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).
13. A. E. Burgess, "An empirical equation for screen MTFs," Med. Phys. 5, 199-204 (1978).
14. J. Pinoli, "The Logarithmic Image Processing Model: Connections with Human Brightness Perception and Contrast Estimators," Journal of Mathematical Imaging and Vision 7, 341-358 (1997).
15. C. Metz, "Fundamental ROC Analysis," in Handbook of Medical Imaging, edited by H.K.J Beutel and R. Van Metter (SPIE, Washington, DC, 2000), Vol. 1, pp 751-769.
16. J. Swets and R. Pickett, Evaluation of diagnostic systems: methods from signal detection theory, (Academic Press, New York, NY, 1982).