Segmented attenuation correction using artificial neural networks in positron tomography

Physics in Medicine and Biology

Volumn 41, Issue 10, 1996, Pages 2189-2206

  Yu, Siu K ^a   Nahmias, Claude ^a  

^a MCMASTER UNIVERSITY MEDICAL CENTRE   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

ARTICLE; ARTIFICIAL NEURAL NETWORK; GAMMA RADIATION; PHANTOM; POSITRON EMISSION TOMOGRAPHY; PRIORITY JOURNAL; RADIATION ATTENUATION; RADIATION SCATTERING;

AMMONIA; CORONARY CIRCULATION; DEOXYGLUCOSE; FLUORINE RADIOISOTOPES; FLUORODEOXYGLUCOSE F18; GALLIUM RADIOISOTOPES; HEART; HUMANS; MATHEMATICS; MODELS, STRUCTURAL; MYOCARDIAL ISCHEMIA; NEURAL NETWORKS (COMPUTER); NITROGEN RADIOISOTOPES; PHANTOMS, IMAGING; REPRODUCIBILITY OF RESULTS; TOMOGRAPHY, EMISSION-COMPUTED;

EID: 0029785255     PISSN: 00319155     EISSN: None     Source Type: Journal    
DOI: 10.1088/0031-9155/41/10/024     Document Type: Article

References (24)

1. Bacharach S L, Douglas M A, Carson R E, Kalkowski P J, Freedman N, Perrone-Filardi P and Bonow R O 1993 Three-dimensional registration of cardiac positron emission tomography attenuation scans J. Nucl. Med. 34 311-21
2. Bettinardi V, Gilardi M C, Lucignani G, Landoni C, Rizzo G, Striano G and Fazio F 1993 A procedure for patient repositioning and compensation for misalignment between transmission and emission data in PET heart studies J. Nucl. Med. 34 137-42
3. Dahlbom M and Hoffman E J 1987 Problems in signal-to-noise ratio for attenuation correction in high resolution PET IEEE Trans. Nucl. Sci. NS-34 288-93
4. Darken C and Moody J 1992 Towards faster stochastic gradient search Advances in Neural Information Processing Systems 4 ed J E Moody, S J Hanson and R P Lippmann (San Mateo, CA: Morgan Kaufmann) pp 1009-16
5. deKemp R and Nahrmas C 1994 Attenuation correction in PET using single photon transmission measurement Med. Phys. 21 771-8
6. Fahlman S E and Lebiere C 1990 The cascade-correlated learning architecture Advances in Neural Information Processing Systems 2 ed D S Touretzky (San Mateo, CA: Morgan Kaufmann) pp 524-32
7. Fallen E L, Nahmias C, Scheffel A, Coates G, Beanlands R and Garnett E S 1995 Redistribution of myocardial blood flow with topical nitroglycerin in patients with coronary artery disease Circulation 91 1381-8
8. Gonzalez R C and Wintz P 1987 Digital Image Processing (Reading, MA: Addison-Wesley) pp 191-5
9. Grootoonk S, Spinks T J, Jones T, Michel C and Bol A 1992 Correction for scatter using a Dual-Energy-Window technique with a tomograph operated without septa IEEE 1991 Medical Imaging Conf. Rec. (Santa Fe, NM, 1991) (New York: IEEE) pp 1569-73
10. Haykin S 1994 Neural Networks: A Comprehensive Foundation (New York: Macmillan)
11. Huang S C, Carson R E, Phelps M E, Hoffman E J, Scheiben H R and Kuhl D E 1981 A boundary method for attenuation correction in positron computed tomography J. Nucl. Med. 22 627-37
12. Huang S C, Hoffman E J, Phelps M E and Kuhl D E 1979 Quantitation in positron emission tomography: 2. Effect of inaccurate attenuation correction J. Comput. Assist. Tomogr. 3 804-14
13. McCord M E, Bacharach S L, Bonow, R O, Dilsizian V, Cuocolo A and Freedman N 1992 Misalignment between PET transmission and emission scans: its effect on myocardial imaging J. Nucl. Med. 33 1209-14
14. Meikle S R, Dahlbom M and Cherry S R 1993 Attenuation correction using count-limited transmission data in positron emission tomography J. Nucl. Med. 34 143-50
15. Ostertag H, Kubler W K, Doll J, Strauss L G and Lorentz W J 1989 Measured attenuation correction methods Eur. J. Nucl. Med. 15 722-6
16. Palmer M R, Rogers J G, Berstrom M, Beddoes M P and Pate B D 1986 Transmission profile filtering for positron emission tomography IEEE Trans. Nucl. Sci. NS-33 478-81
17. Phelps M, Mazziotta J and Schelbert H 1986 Positron Emission Tomography and Autoradiography: Principles and Applications for the Brain and Heart (New York: Raven)
18. Reddi S S, Rudin S F and Keshavan H R 1984 An optimal multiple threshold scheme for image segmentation IEEE Trans. Syst. Man Cybernet. SMC-14 661-5
19. Robinson P J and Kreel L 1979 Pulmonary tissue attenuation with computed tomography: comparison of inspiration and expiration scans J. Comput. Assist. Tomogr. 3 740-8
20. Thompson C J, Dagher A, Lunney D N, Strother S C and Evans A C 1986 A technique to reject scattered radiation in PET transmission scans Int. Workshop on Physics and Engineering of Computerized Multidimensional Imaging and Processing (Newport Beach, CA, 1986) ed O Nalcioglu, Z H Cho and T F Budinger Proc. SPIE 671 244-53
21. Webber C 1981 Compton scattering in the measurement of lung density PhD Thesis University of Surrey
22. Xu E Z, Mullani N A, Gould K L and Anderson W L 1991 A segmented attenuation correction for PET J. Nucl. Med. 32 161-5
23. Xu M, Luk W K, Cutler P D and Digby W M 1994 Local threshold for segmented attenuation correction of PET imaging of the thorax IEEE Trans. Nucl. Sci. NS-41 1532-7
24. 137Cs Phys. Med. Biol. 40 1255-66