Demonstration of beam hardening correction in computed tomography of the head

Journal of Computer Assisted Tomography

Volumn 3, Issue 3, 1979, Pages 373-378

  Herman, Gabor T ^a  

^a UNIVERSITY AT BUFFALO   (United States)

Author keywords

Computed tomography; Phantoms; Polychromaticity

Indexed keywords

CENTRAL NERVOUS SYSTEM; COMPUTER ANALYSIS; COMPUTER ASSISTED TOMOGRAPHY; DIAGNOSIS; HEAD; METHODOLOGY; RADIATION BEAM;

HEAD; HUMAN; MATHEMATICS; MODELS, ANATOMIC; MODELS, BIOLOGICAL; RADIATION DOSAGE; SUPPORT, U.S. GOV'T, P.H.S.; TOMOGRAPHY, X-RAY COMPUTED;

EID: 0018396557     PISSN: 03638715     EISSN: 15323145     Source Type: Journal    
DOI: 10.1097/00004728-197906000-00013     Document Type: Article

References (12)

1. Herman GT: Correction for beam hardening in computed tomography. Phys Med Biol 24:81-106. 1979
2. Joseph PM. Spital RD: A method for correcting bone induced artifacts in computed tomography scanners. J Corn- put Assist Tomogr 2:100-108. 1978
3. Rüegsegger P., Hangartner Th., Keller HU, Hinderling Th: Standardization of computed tomography images by means of a material-selective beam hardening correction. J Comput Assist Tomogr 2:184-188. 1978
4. Kijewski PK, Bjärngard BE: Correction for beam hardening in computed tomography. Med Phys 5:209-214. 1978
5. Duerinckx AJ. Macovski A: Polychromatic streak artifacts in computed tomography images. J Comput Assist Tomogr 2:481-487. 1978
6. Herman GT, Rowland SW: SNARK77: A Programming System for Image Reconstruction from Projections. Amherst, New York, Department of Computer Science. State University of New York at Buffalo. 1978. Tech. Rep. 130
7. Chang T., Lakshminarayanan AV., Lewitt RM: MiniSNARK: A System of Programs for Image Reconstruction from Projections Using a Mini-computer. Amherst, New York. Medical Image Processing Group, Department of Computer Science. State University of New York at Buffalo, 1978. Tech. Rep. MIPG1
8. Phelps ME. Hoffman EJ. Ter-Pogossian MM: Attenuation coefficients of various body tissues, fluids, and lesions at photon energies of 18 to 136 keV. Radiology 117:573-583. 1975
9. Herman GT. Naparstek A: Fast image reconstruction based on a Radon inversion formula appropriate for rapidly collected data. SIAM J Appl Math 33:511, 1977
10. Chang T, Herman GT: Filter Selection for the Fan-Beam Convolution Reconstruction Algorithm. Amherst. New York. Medical Image Processing Group. Department of Computer Science, State University of New York at Buffalo, 1978, Tech. Rep. MIPG5
11. Artzy E., Herman GT: Investigation of quadratic optimization techniques for image reconstruction. In: Proceedings of the Conference on Decision and Control, New Orleans. Louisiana. December 7-9, 1977, IEEE 77CH1269-0. pp. 350-368
12. Herman GT., Simmons RG: Illustration of a beam hardening correction method in computerized tomography. In: Proceedings of the SPIE/SPSE (Society of Photo-Optical Instrumentation Engineers/Society of Photographic Scientists and Engineers) Seminar on the Application of Optical Instrumentation in Medicine VII. Toronto. 1979 (in press)