A method to measure the presampling MTF using a novel edge test device and algorithm

Proceedings of SPIE - The International Society for Optical Engineering

Volumn 5368, Issue 2, 2004, Pages 696-704

  Yamazaki, Tatsuya ^a   Nokita, Makoto ^a   Hayashida, Shinsuke ^a   Inoue, Hitoshi ^a  

^a CANON INC   (Japan)

Author keywords

Digital radiography; Edge; Edge spread function (ESF); Image quality; Line spread function (LSF); Modulation transfer function (MTF); Resolution; Slit

Indexed keywords

ALGORITHMS; COMPUTER SIMULATION; FAST FOURIER TRANSFORMS; FREQUENCIES; IMAGE QUALITY; IMAGING TECHNIQUES; OPTICAL RESOLVING POWER; QUALITY ASSURANCE; RADIOGRAPHY; TUNGSTEN;

DIGITAL RADIOGRAPHY; EDGE; EDGE SPREAD FUNCTION (ESF); LINE SPREAD FUNCTION (LSF); SLIT;

OPTICAL TRANSFER FUNCTION;

EID: 3042589234     PISSN: 0277786X     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1117/12.534051     Document Type: Conference Paper

References (11)

1. M. L. Giger and K. Doi, "Investigation of basic imaging properties in digital radiography. 1. Modulation transfer function", Medical Physics 11(3), pp.287-295, 1984.
2. J. Beutel, H. L. Kundel and R. L. Van Metter Editors, Handbook of medical imaging. Vol. 1: Physics and Psychophysics, SPIE, 2000.
3. H. Fujita, D-Y. Tsai, T. Itoh, K. Doi, J. Morishita, K. Ueda and A. Ohtsuka, "A simple method for determining the modulation transfer function in digital radiography", IEEE transaction on medical imaging 11(1), pp.34-39, 1992.
4. K. Stierstorfer and M. Spahn, "Self-normalizing method to measure the detective quantum efficiency of a wide range of x-ray detectors", Medical Physics 26(7), pp.1312-1319, 1999.
5. I. A. Cunningham and A. Fenster, "A method for modulation transfer function determination from edge profiles with correction for finite-element differentiation", Medical Physics 14(4), pp.533-537, 1987.
6. E. Samei, M. J. Flynn and D. A. Reimann, "A method for measuring the presampled MTF of digital radiographic systems using an edge device", Medical Physics 25(1), pp.102-113, 1998.
7. P. B. Greer and T. van Doom, "Evaluation of an algorithm for the assessment of the MTF using an edge method", Medical Physics 27(9), pp.2048-2294, 1999.
8. E. Buhr, S. Gunther-Kohfahl and U. Neitzel, "Accuracy of a simple method for deriving the presampled modulation transfer function of a digital radiographic system from an edge image", Medical Physics 30(9), pp.2323-2331, 2003.
9. IEC62220-1: Medical electrical equipment - Characteristics of digital X-ray imaging devices - Part 1: Determination of the detective quantum efficiency, ed1.
10. E. L. Hall, Computer Image Processing and Recognition, Academic Press, 1979.
11. R. O. Duda and P. E. Hart, "Pattern Classification and Scene Analysis", Wiley, 1973.