Improved signal-to-noise ratio in parametric images by cluster analysis

NeuroImage

Volumn 9, Issue 5, 1999, Pages 554-561

  Kimura, Yuichi ^a   Hsu, Hongbing ^b   Toyama, Hinako ^c   Senda, Michio ^c   Alpert, Nathaniel M ^b  

^a TOKYO MEDICAL AND DENTAL UNIVERSITY   (Japan)

^b MASSACHUSETTS GENERAL HOSPITAL   (United States)

^c TOKYO METROPOLITAN INSTITUTE OF GERONTOLOGY   (Japan)

Author keywords

Compartment model; Kinetics; Parametric image

Indexed keywords

ADULT; ARTICLE; BRAIN MAPPING; CLUSTER ANALYSIS; COMPARTMENT MODEL; CONTROLLED STUDY; HUMAN; HUMAN EXPERIMENT; IMAGE ANALYSIS; MALE; NORMAL HUMAN; POSITRON EMISSION TOMOGRAPHY; PRIORITY JOURNAL; SIGNAL NOISE RATIO;

EID: 0032799010     PISSN: 10538119     EISSN: None     Source Type: Journal    
DOI: 10.1006/nimg.1999.0430     Document Type: Article

References (10)

1. Alpert N. M., Eriksson L., Chang J. Y., Bergstrom M., Litton J. E., Correia J. A., Bohm C., Ackerman R. H., Taveras J. M. Strategy for the measurement of regional cerebral blood flow using short-lived tracers and emission tomography. J. Cereb. Blood Flow Metab. 4:1984;28-34.
2. Ashburner J., Haslan J., Taylor C., Cunningham V. J., Jones T. A. A cluster analysis approach for the characterization of dynamic PET data. Quantification of Brain Function Using PET. 1996;Academic Press, San Diego. p. 301-306.
3. Carson R. E., Huang S. C., Green M. V. Weighted integration method for local blood flow measurements with positron emission tomography. J. Cereb. Blood Flow. Metab. 6:1986;245-258.
4. Feng D., Wang Z. Z., Huang S. C. A study on statistically reliable and computationally efficient algorithms for generating local cerebral blood flow parametric images with positron emission tomography. IEEE Trans. Med. Imag. 12:1993;182-188.
5. Feng D., Ho D., Chen K., Wu L. C., Wang J. K., Liu R. S., Yeh S. H. An evaluation of the algorithms for determining local cerebral metabolic rates of glucose using positron emission tomography dynamic data. IEEE Trans. Med. Imag. 14:1995;697-710.
6. Feng S., Huang S. C., Wang Z., Ho D. An unbiased parametric imaging algorithm for non uniformly sampled biomedical system parameter estimation. IEEE Trans. Med. Imag. 15:1996;512-518.
7. Iida H., Bloomfield P. M., Miura S., Kanno I., Murakami M., Uemura K., Amano M., Tanaka K., Hirose Y., Yamamoto S. Effect of real-time weighted integration system for rapid calculation of functional images in clinical positron emission tomography. IEEE Trans. Med. Imag. 14:1995;116-121.
8. Marquardt D. W. An algorithm for least-square estimation of nonlinear parameters. J. Soc. Indust. Appl. Math. 11:1963;431-441.
9. Reutens D. C., Gjedde A. H., Mayer E. Regional lumped constant differences and asymmetry in fluorine-18-FDG uptake in temporal lobe epilepsy. J. Nucl. Med. 39:1998;176-180.
10. 2. J. Cereb. Blood Flow Metab. 11:1991;492-501.