A model-based correction method for beam hardening artefacts in X-ray microtomography

Journal of X-Ray Science and Technology

Volumn 12, Issue 1, 2004, Pages 43-57

  Van De Casteele, E ^a   Van Dyck, D ^a   Sijbers, J ^a   Raman, E ^a  

^a UNIVERSITY OF ANTWERP   (Belgium)

Author keywords

Beam hardening correction; Bimodal energy model; Microtomography

Indexed keywords

ATTENUATION; ERROR ANALYSIS; IMAGE RECONSTRUCTION; LINEARIZATION; MATHEMATICAL MODELS; POLYNOMIALS; SCATTERING; SIGNAL TO NOISE RATIO; VISUALIZATION; X RAYS;

ARTEFACTS; BEAM HARDENING CORRECTION; BIMODAL ENERGY MODEL; X-RAY MICORTOMOGRAPHY;

COMPUTERIZED TOMOGRAPHY;

EID: 2542464481     PISSN: 08953996     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (14)

1. R.E. Alvarez and A. Macovski, Energy-selective reconstructions in X-ray computerized tomography, Physics in Medicine and Biology 21(5) (1976), 733-744.
2. R.A. Brooks and G. Di Chiro, Beam hardening in X-ray reconstructive tomography Physics in Medicine and Biology 21(3) (1976), 390-398.
3. A. J. Duerinckx and A. Macovski, Polychromatic streak artifacts in computed tomography images J Comput Assist tomogr 2 (1978), 481-487.
4. M. Van Geet, R. Swennen and M. Wevers, Quantitative analysis of reservoir rocks by microfocus x-ray computerised tomography, Sedimentary Geology 132:25 (2000), 36.
5. P. Hammersberg and M. Mångård, Correction for beam hardening artefacts in computerised tomography Journal of X-ray Science and Technology 8(1) (1998), 75-93.
6. G.T. Herman, Correction for beam hardening in computed tomography Physics in Medicine and Biology 24(1) (1979), 81-106.
7. J. Hsieh, R.C. Molthen, C.A. Dawson and R.H. Johnson, An iterative approach to the beam hardening correction in cone beam CT Am. Assoc. Phys. Med. 27(1) (2000), 23-29.
8. R.J. Jennings, A method for comparing beam hardening filter materials for diagnostic radiology Medical Physics 15 (1988), 588-599.
9. P.M. Joseph and C. Ruth, A method for simultaneous correction of spectrum hardening artifacts in CT images containing both bone and iodine Medical Physics 24(10) (1997), 1629-1634.
10. P.M. Joseph and R.D. Spital, A method for correcting bone induced artifacts in computed tomography scanners Journal of Computer Assisted Tomography 2(1) (1978), 100-108.
11. P.S, Rao and R.J. Alfidi, The environmental density artifact: a beam-hardening effect in computed tomography Radiology 141 (1981), 223-227.
12. E. Van de Casteele, D. Van Dyck, J. Sijbers and E. Raman, An energy-based beam hardening model in tomography Physics in Medicine and Biology 47(23) (2002), 4181-4190.
13. S.W. Young, H.H. Muller and W.H. Marshall, Computed tomography: Beam hardening and environmental density artifact, Radiology 148 (July, 1983), 279-283.
14. L.M. Zatz and R.E. Alvarez, An inaccuracy in computed tomography: the energy dependence of CT values Radiology 124 (1977), 91-97.