Generalized Wiener estimation of three-dimensional current distribution from biomagnetic measurements

IEEE Transactions on Biomedical Engineering

Volumn 43, Issue 3, 1996, Pages 281-291

  Sekihara, Kensuke ^a,b   Scholz, Bernhard ^c  

^a IEEE   (Japan)

^b HITACHI LTD   (Japan)

^c SIEMENS AG   (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

BIOMAGNETIC MEASUREMENTS; GENERALIZED WIENER ESTIMATION; THREE DIMENSIONAL CURRENT DISTRIBUTION; THREE DIMENSIONAL RECONSTRUCTION;

COMPUTER SIMULATION; ELECTROMAGNETIC FIELD MEASUREMENT; ESTIMATION; SENSORS; SIGNAL TO NOISE RATIO; SPURIOUS SIGNAL NOISE;

BIOELECTRIC PHENOMENA;

ANALYTICAL ERROR; ARTICLE; COMPUTER SIMULATION; IMAGE RECONSTRUCTION; MAGNETIC FIELD; MAGNETISM; MATHEMATICAL COMPUTING; SIGNAL NOISE RATIO; THREE DIMENSIONAL IMAGING;

ARTIFACTS; COMPUTER SIMULATION; HUMANS; LEAST-SQUARES ANALYSIS; MAGNETICS; METHODS; MODELS, BIOLOGICAL;

EID: 0030111163     PISSN: 00189294     EISSN: None     Source Type: Journal    
DOI: 10.1109/10.486285     Document Type: Article

References (29)

1. S. J, Williamson and L. Kaufman, "Biomagnetism," J. Magnetism and Magnetic Mater., vol. 22, pp. 129-201, 1981.
2. M. S. Hämäläinen, and R. J. Ilmoniemi, "Interpreting measured magnetic fields of the brain: Estimates of current distributions," Helsinki Univ. of Technol., Rep. TKK-F-A559, 1984.
3. J. Z. Wang, S. J. Williamson, and L. Kaufman, "Magnetic source images determined by a lead-field analysis: The unique minimum-norm least-squares estimation," IEEE Trans, Biomed. Eng., vol. 39, pp. 565-75, 1992.
4. R. Graumann, "The reconstruction of current densities," Helsinki Univ. of Technol., Rep. Biomagnetic Localization and 3-D Modeling, TKK- F-A689, pp. 172-186, 1991.
5. M. S. Hämäläinen, and R. J. Ilmoniemi, "Interpreting magnetic fields of the brain: Minimum norm estimates," Med. & Biol. Eng. & Comput., vol. 32, pp. 35-42, 1994.
6. C. W. Crowley, R. E. Greenblatt, and I. Khalil, "Minimum norm estimation of current distributions in realistic geometries," in Advances in Biomagnetism, S. J. Williamson et al., Eds. New York: Plenum, 1989, pp. 603-606.
7. B. Jeffs, R. Leahy, and M. Singh, "An evaluation of methods for neuromagnetic image reconstruction," IEEE Trans. Biomed. Eng., vol. 34, pp. 713-23, 1987.
8. B. Scholz, K. Sekihara, and R. Killmann, "Lead field reconstruction of biomagnetic current densities in the current supporting planes." in Proc. 14th Annu. Int. Conf. IEEE Eng. Med. Biol. S., Paris, France, Nov. 1992, pp. 2175-2177.
9. J. Sarvas, "Basic mathematical and electromagnetic concepts of the biomagnetic inverse problem," Phys. Med. Biol., vol. 32, pp. 11-22. 1987.
10. C. L. Lawson and R. J. Hanson, Solving Least Squares Problems. Englewood Cliffs, NJ: Prentice-Hall, 1974.
11. W. K. Pratt, Digital Image Processing. New York: Wiley, 1978.
12. S. M. Kay, Fundamentals of Statistical Signal Processing: Estimation Theory. Englewood Cliffs, NJ: Prentice-Hall, 1993.
13. W. E. Smith "Estimation of the spatio-temporal correlations of biological electrical sources from their magnetic field," IEEE Trans. Biomed. Eng., vol. 39, pp. 997-1004, 1992.
14. K. Sekihara and B. Scholz, "The use of noise and signal-source covariance matrices in reconstructing biocurrent distributions from biomagnetic measurements," in Proc. SPIE Conf. Med, Imag. 1993: Phys. Med. Imag., 1993, vol. 1896, pp. 403-411.
15. _, "Average-intensity reconstruction and Wiener reconstruction of bioelectric current distribution based on its estimated covariance matrix," IEEE Trans Biomed. Eng., vol. 42, pp. 149-157, 1995.
16. S. Schneider, E. Hoenig, H. Reichenberger, K. Abraham-Fuchs, G. Daalmans, W. Moshage, A. Oppelt, G. Röhrlein, H. Stefan, J. Vieth, A. Weikl, and A. Wirth, "Multichannel biomagnetic system for high-resolution functional studies of brain and heart," Radial., vol. 176, pp. 825-30, 1990.
17. J. Knuutila and M. S. Hämäläinen, "Characterization of brain noise using a high sensitivity 7-channel magnetometer," in Proc. 6th Int. Conf. Biomagnet., 1987, pp. 186-189.
18. K. Sekihara, F. Takeuchi, S. Kuriki, and H. Koizumi, "Reduction of brain noise influence in evoked neuromagnetic source localization using noise spatial correlation," Phys, Med. Biol., vol. 39, pp. 937-946, 1994.
19. A. S. Gevins, S. L. Bressler, N. H. Morgan, B. A. Cutillo, R. M. White, D. S. Greer, and J. Illes, "Event-related covariances during a bimanual visuomotor task. I. Methods and analysis of stimulus- and response-locked data," Electroenceph. Clin. Neurophysiol., vol. 74, pp. 58-75, 1989.
20. R. Eckhorn, R. Bauer, W. Jordan, M. Brosch, W. Kruse, M. Munk, and H. J. Reitboeck, "Coherent oscillations: A mechanism of feature linking in the visual cortex," Biol. Cybern., vol. 60, pp. 121-130, 1988.
21. K. J. Friston, C. D. Frith, "P. F. Liddle, and R. S. J. Frackowiak, "Functional connectivity: The principal-component analysis of large (PET) data sets," J. Cereb. Blood Flow Metab., vol. 13, pp. 5-14, 1993.
22. D. Drung, "The PTB 83-SQUID system for biomagnetic applications in a clinic," presented at Appl. Superconduct. Conf., Boston, MA, Oct. 1994.
23. J. Vrba, B. Taylor, T. Cheung, A. A. Fife, G. Haid, P. R. Kubik, S. Lee, J. McCubbin, and M. B. Burbank, "Noise cancellation by a whole-cortex SQUID MEG system," presented at Appl. Superconduct. Conf., Boston, MA, Oct. 1994.
24. D. Drung, R. Cantor, M. Peters, P. Ryhänen, and H. Koch "Integrated DC SQUID magnetometer with high dV/dB," IEEE Trans. Magnet., vol. 27, pp. 3001-3004, 1991.
25. S. J. Williamson and L. Kaufman, "Theory of neuroelectric and neuromagnetic fields," in Auditory Evoked Magnetic Fields and Electric Potentials, F. Grandori et al., Eds. Basel, Switzerland: Karger, 1990, pp. 1-39.
26. J. Capon "High-resolution frequency wavenumber spectrum analysis," Proc. IEEE, vol. 57, pp. 1408-1419, 1969.
27. R. O. Schmidt, "Multiple emitter location and signal parameter estimation," IEEE Trans. Antennas Propagat., vol. 34, pp. 276-280, 1986.
28. J. C. Mosher, P. S. Lewis, and L. Leahy, "Multiple dipole modeling and localization from spatio-temporal MEG data," IEEE Trans. Biomed. Eng., vol. 39, pp. 541-557, 1992.
29. S. E. Robinson and D. F. Rose "Current source image estimation by spatially filtered MEG," in Biomagnetism Clinical Aspects. Amsterdam, The Netherlands: Elsevier Science, 1992, pp. 761-765.