Least squares acceleration filtering for the estimation of signal derivatives and sharpness at extrema

IEEE Transactions on Biomedical Engineering

Volumn 46, Issue 8, 1999, Pages 971-977

  Frei, Mark G ^a   Davidchack, Ruslan L ^a   Osorio, Ivan ^a  

^a Flint Hills Scientific LLC   (United States)

Author keywords

Derivative estimation; Digital filtering; Least squares; Sharpness

Indexed keywords

BIOELECTRIC POTENTIALS; ELECTROCARDIOGRAPHY; ELECTROENCEPHALOGRAPHY; LEAST SQUARES APPROXIMATIONS; OPTIMIZATION; REAL TIME SYSTEMS; SIGNAL FILTERING AND PREDICTION; SPURIOUS SIGNAL NOISE;

DERIVATIVE ESTIMATION; DIGITAL FILTERING; LEAST SQUARES ACCELERATION FILTERING; SHARPNESS;

FIR FILTERS;

ARTICLE; DIGITAL FILTERING; ELECTROCARDIOGRAM; ELECTROENCEPHALOGRAM; MATHEMATICAL ANALYSIS; MATHEMATICAL COMPUTING; MATHEMATICAL MODEL; SIGNAL DETECTION;

ALGORITHMS; ARTIFACTS; ELECTROCARDIOGRAPHY; ELECTROENCEPHALOGRAPHY; EPILEPSY; HUMANS; LEAST-SQUARES ANALYSIS; SIGNAL PROCESSING, COMPUTER-ASSISTED;

EID: 0032780382     PISSN: 00189294     EISSN: None     Source Type: Journal    
DOI: 10.1109/10.775407     Document Type: Article

References (11)

1. L. Zivin and C. Ajmone-Marsan, "Incidence and prognostic significance of epileptiform activity in the EEG of nonepileptic subjects," Brain, vol. 91, pp. 751-778, 1968.
2. A. L. Goldberger and B. J. West, "Chaos in physiology: Health or disease?," in Chaos in Biological Systems, Life Science, vol. 138, H. Degn, A. V. Holden, and L. F. Olsen, Eds. New York: Plenum, 1987, pp. 1-4.
3. J. D. Frost, "Automatic recognition and characterization of epileptiform discharges in the human EEG," J. Clin. Neurophysiot., vol. 2, no. 3, pp. 231-249, 1985.
4. A. J. Gabor and M. Seyal, "Automated interictal EEG spike detection using artificial neural networks," Electroencephalogr. Clin. Neurophysiol., vol. 83, pp. 271-280, 1992.
5. A. S. Gevins, C. L. Yeager, S. L. Diamond, J.-P. Spire, G. M. Zeitlin, and A. H. Gevins, "Automated analysis of the electrical activity of the human brain (EEG): A progress report," Proc. IEEE, vol. 63, pp. 1382-1399, 1975.
6. B. Saltzberg, R. G. Heath, and R. J. Edwards, "EEG spike detection in schizophrenia research," in Dig. 7th Int. Conf. Medical and Biological Engineering, 1967.
7. W. R. S. Webber, B. Litt, K. Wilson, and R. P. Lesser, "Practical detection of epileptiform discharges (ED's) in the EEG using an artificial neural network: A comparison of raw and parametrized EEG data," Electroencephalogr. Clin. Neurophysiol., vol. 91, pp. 194-204, 1994.
8. Standard Mathematical Tables, 27th ed., W. H. Beyer, Ed. Boca Raton, EL: CRC, 1984.
9. J. Gotman. and P. Gloor, "Automatic recognition and quantification of interictal epileptic activity in the human scalp EEG," Electroencephalogr. Clin. Neurophysiol., vol. 41, pp. 513-529, 1976.
10. W. Cheney and D. Kincaid, Numerical Mathematics and Computing. Monterey, CA: Brooks/Cole, 1980.
11. G. Dahlquist and A. Bjorck, Numerical Methods. Englewood Cliffs, NJ: Prentice-Hall, 1974.