Spatial filters based on independent component analysis for magnetic noise reduction in the magnetocardiogram

Medical and Biological Engineering and Computing

Volumn 42, Issue 4, 2004, Pages 532-534

  Lee, H N ^a   Park, T S ^a   Lee, Sool Yeol ^a   Huh, Y ^b  

^a Kyung Hee University   (South Korea)

^b Korea Electrotechnology Research Institute (KERI)   (South Korea)

Author keywords

Independent component analysis; Magnetic noise; Magnetocardiogram; Spatial filter

Indexed keywords

INDEPENDENT COMPONENT ANALYSIS (ICA); MAGNETIC NOISE; MAGNETO-CARDIOGRAM (MCG); SPATIAL FILTERS;

CARDIOLOGY; SENSORS; SIGNAL DETECTION; SIGNAL TO NOISE RATIO;

SPURIOUS SIGNAL NOISE;

ANALYTIC METHOD; ARTICLE; CONTROLLED STUDY; ELECTRONIC SENSOR; EXPERIMENTAL DESIGN; FILTER DESIGN; HUMAN; HUMAN EXPERIMENT; MAGNETOCARDIOGRAPHY; MULTICHANNEL RECORDER; NOISE REDUCTION; NORMAL HUMAN; SIGNAL NOISE RATIO; VOLUNTEER;

ARTIFACTS; HEART FUNCTION TESTS; HUMANS; MAGNETICS; SIGNAL PROCESSING, COMPUTER-ASSISTED;

EID: 4444278223     PISSN: 01400118     EISSN: None     Source Type: Journal    
DOI: 10.1007/BF02350995     Document Type: Article

References (8)

1. Chen, M., Wakai, R. T, and Veen, B. V (2001): 'Eigenvector based spatial filtering of fetal biomagnetic signals', J. Perinat. Med., 29, pp. 486-496
2. Hilgenfeld, B., Strahmel, E., Nowak, H., and Haueisen, J. (2003): 'Active magnetic shielding for biomagnetic measurement using spatial gradient fields', Physiol. Meas., 24, pp. 661-669
3. Hyvarinen, A., and Oja, E. (1997): 'A fast fixed-point algorithm for independent component analysis', Neural Comput., 9, pp. 1483-1492
4. Kandori, A., Miyashita, S., and Tsukada, K. (2000): 'Cancellation technique of external noise inside a magnetically shielded room used for biomagnetic measurements', Rev. Sci. Instrum., 71, pp. 2184-2190
5. Kandori, A., Hosono, T., Chiba, Y., Shinto, M., Miyashita, S., Murakami, T, Ogata, K., and Tsukada, K. (2003): 'Classifying cases of fetal Wolff-Parkinson-White syndrome by estimating the accessory pathway from fetal magnetcardiograms', Med. Biol. Eng. Comput., 41, pp. 33-39
6. Lagerlund, T. D., Sharbrough, F. W, and Busacker, N. E. (1997): 'Spatial filtering of multichannel electroencephalographic recordings through principal component analysis by singular value decomposition', J. Clin. Neurophysiol., 14, pp. 73-82
7. Lathauwer, L. D., and Moor, B. D. (2000): 'Fetal electrocardiogram extraction by blind source subspace separation', IEEE Trans. Biomed. Eng., 47, pp. 567-572
8. Owis, M. I., Youssef, A.-B. M., and Kadah, Y. M. (2002): 'Characterization of electrocardiogram signals based on blind source separation', Med. Biol. Eng. Comput, 40, pp. 557-564