Novel multidipole searching technique for magnetoencephalography source localization

IEEE Transactions on Magnetics

Volumn 40, Issue 2 II, 2004, Pages 627-630

  An, Kwang Ok ^a   Im, Chang Hwan ^a   Jung, Hyun Kyo ^a   Kwon, Hyukchan ^b   Lee, Yong Ho ^b  

^a Seoul National University   (South Korea)

^b Korea Research Institute of Standards and Science   (South Korea)

Author keywords

Equivalent current dipole (ECD) method; Inverse problems; Magnetoencephalography (MEG); Multidipole searching technique

Indexed keywords

ALGORITHMS; COMPUTER SIMULATION; ELECTRIC CURRENTS; ELECTROENCEPHALOGRAPHY; INVERSE PROBLEMS; MAGNETIC FIELDS; MAGNETIC FLUX; MATHEMATICAL MODELS; OPTIMIZATION; PRINCIPAL COMPONENT ANALYSIS; SENSITIVITY ANALYSIS; SQUIDS; VECTORS;

EQUIVALENT CURRENT DIPOLES (ECD) METHOD; MAGNETOENCEPHALOGRAPHY (MEG); MULTIDIPOLE SEARCHING TECHNIQUE;

MAGNETOENCEPHALOGRAPHY;

EID: 2342565208     PISSN: 00189464     EISSN: None     Source Type: Journal    
DOI: 10.1109/TMAG.2004.825035     Document Type: Article

References (15)

1. M. S. Hämäläinen et al., "Magnetoencephalography. Theory, instrumentation and applications to the noninvasive study of human brain function," Rev. Mod. Phys., vol. 65, pp. 413-497, 1993.
2. K. Uutela, M. Hämäläinen, and R. Salmelin, "Global optimization in the localization of neuromagnetic sources," IEEE Trans. Biomed. Eng., vol. 45, pp. 716-723, June 1998.
3. C. Wolters, "Comparing regularized and nonregularized nonlinear dipole fit methods: A study in a simulated sulcus structure," Brain Topography, vol. 12, no. 1, pp. 3-18, 1999.
4. J. C. de Munck, B. W. van Dijk, and H. Spekreijse, "Mathematical dipoles are adequate to describe realistic generators of human brain activity," IEEE Trans. Biomed. Eng., vol. 35, pp. 960-966, Nov. 1988.
5. H. Kwon, Y. H. Lee, J. M. Kim, Y. K. Park, and S. Kuriki, "Localization accuracy of single current dipoles from tangential components of auditory evoked fields," Phys. Med. Biol., vol. 47, pp. 4145-4154, 2002.
6. T. Nagano, Y. Ohno, N. Uesugi, H. Ikeda, and A. Ishiyama, "Multi-source localization by genetic algorithm using MEG," IEEE Trans. Magn., vol. 34, pp. 2976-2979, Sept. 1998.
7. J. C. Mosher, P. S. Lewis, and R. M. Leahy, "Multiple dipole modeling and localization from spatio-temporal MEG data," IEEE Trans. Biomed. Eng., vol. 39, pp. 541-557, June 1992.
8. J. C. Mosher, S. Baillet, and R. M. Leahy, "EEG source localization and imaging using multiple signal classification approaches," J. Clin. Neurophysiol., vol. 16, pp. 225-238, 1999.
9. I. Park, B. Lee, and S. Hahn, "Design sensitivity analysis for nonlinear magnetostatic problems using finite element method," IEEE Trans. Magn., vol. 28, pp. 1533-1536, March 1992.
10. E. J. Haug et al., Design Sensitivity Analysis of Structural Systems. NewYork: Academic, 1986.
11. J. C. de Munck, P. C. M. Vijn, and F. H. L. da Silva, "A random dipole model for spontaneous brain activity," IEEE Trans. Biomed. Eng., vol. 39, pp. 791-804, Aug. 1992.
12. R. V. Uitert and C. Johnson, "Can a spherical model substitute for a realistic head model in forward and inverse MEG simulations?," in Proc. Conf. Biomagnetism, Jena, Germany, 2002.
13. J. Sarvas, "Basic mathematical and electromagnetic concepts of the biomagnetic inverse problem," Phys. Med. Biol., vol. 32, no. 1, pp. 11-22, 1987.
14. J. C. Mosher, R. M. Leahy, and P. S. Lewis, "EEG and MEG: Forward solutions for inverse methods," IEEE Trans. Biomed. Eng., vol. 46, pp. 245-259, Mar. 1999.
15. S. Baillet, J. C. Mosher, and R. M. Leahy, "Electromagnetic brain mapping," IEEE Signal Process. Mag., pp. 14-30, Nov. 1999.