Phase synchronization measurements using electroencephalographic recordings: What can we really say about neuronal synchrony?

Neuroinformatics

Volumn 3, Issue 4, 2005, Pages 301-313

  Guevara, Ramón ^a   Velazquez, José Luis Pérez ^b   Nenadovic, Vera ^b   Wennberg, Richard ^c   Senjanović, Goran ^a   Dominguez, Luís Garcia ^b  

^a ABDUS SALAM INTERNATIONAL CENTRE FOR THEORETICAL PHYSICS   (Italy)

^b HOSPITAL FOR SICK CHILDREN   (Canada)

^c UNIVERSITY OF TORONTO   (Canada)

Author keywords

Bipolar signal; Electroencephalographic recordings; Magnetoencephalographic recordings; Phase synchronization; Reference electrode

Indexed keywords

ARTICLE; BRAIN; ELECTROENCEPHALOGRAPHY; GEOMETRY; METHODOLOGY; NEUROPHYSIOLOGY; PRIORITY JOURNAL; SIGNAL TRANSDUCTION;

ACTION POTENTIALS; ALGORITHMS; ANIMALS; BRAIN; CORTICAL SYNCHRONIZATION; ELECTROENCEPHALOGRAPHY; ELECTROPHYSIOLOGY; EVOKED POTENTIALS; HUMANS; MAGNETOENCEPHALOGRAPHY; NEURONS; SIGNAL PROCESSING, COMPUTER-ASSISTED;

EID: 24344506946     PISSN: 15392791     EISSN: None     Source Type: Journal    
DOI: 10.1385/NI:3:4:301     Document Type: Article

References (16)

1. Burns, A. (2004) Fourier-, Hilbert- and wavelet-based signal analysis: are they really different approaches? J. Neurosci. Methods, 137, 321-332.
2. Chavez, M., Le Van Quyen, M., Navarro, V., Baulac, M., and Martinerie, J. (2003) Spatio-temporal dynamics prior to neocortical seizures: amplitude versus phase couplings. IEEE Trans. Biomed. Eng. 50, 571-83.
3. Fein, G., Raz, J., Brown, F. F., and Merrin, E. L. (1988) Common reference coherence data are confounded by power and phase effects. Electroencephalogr. Clin. Neurophysiol. 69, 581-584.
4. Friston, K. J. (2001) Brain Function, Nonlinear Coupling, and Neuronal Transients Neuroscientist, 7, 406-418.
5. Gabor, D. (1946) Theory of Communications. J. IEE London 93, 429.
6. Hagemann, D., Naumann, E., and Thayer, J. F. (2001) The quest for the EEG reference revisited: a glance from brain asymmetry research. Psychophysiology 38, 847-857.
7. Le Van Quyen, M., Foucher, J., Lachaux, J., Rodríguez, E., Lutz, A., Martinerie, J., and Varela, F. J. (2001) Comparison of Hilbert transform and wavelet methods for the analysis of neuronal synchrony. J. Neurosci Methods 111, 83-98.
8. Lutz, A., Lachaux, J. P., Martinerie, J., and Varela, F. J. (2002). Guiding the study of brain dynamics by using first-person data: synchrony patterns correlate with ongoing conscious states during a simple visual task Proc. Natl. Acad. Sci. USA 99, 1586-1591.
9. Mormann, F., Lehnertz, K., David, P., and Elger, C. E. (2000) Mean phase coherence as a measure for phase synchronization and its application to the EEG of epilepsy patients. Physica D 144, 358-369.
10. Nicolelis, M. A. L. (1999) Methods for Neural Ensemble Recordings, CRC Press, Boca Raton, FL.
11. Nunez, P. L. (1981) Electric fields of the brain: the neurophysics of EEG, Oxford University Press, New York, NY.
12. Rodríguez, E., George, N., Lachaux, J. P., Martinerie, J., Renault, B., and Varela, F. J. (1999) Perception's shadow: long-distance synchronization of human brain activity. Nature 397, 430-3.
13. Shaw, J. C., Brooks, S., Colter, N., and O'Connor, K. P. (1979) in Hemisphere asymmetries of function in psychopathology, Gruzelier and Flor-Henry, eds., Elsevier/North-Holland Biomedical, Amsterdam, pp. 257-284.
14. Spencer, K. M., Nestor, P. G., Niznikiewicz, M. A., Salisbury, D. F., Shenton, M. E., and McCarley, R. W. (2003) Abnormal neural synchrony in schizophrenia. J. Neurosci. 23, 7407-7411.
15. Varela, F. J., Lachaux, J. P., Rodriguez, E., and Martinerie, J. (2001) The brainweb: phase synchronization and large-scale integration. Nat. Rev. Neurosci. 2, 229-239.
16. Zaveri, H. P., Duckrow, R. B., and Spencer, S. S. (2000) The effect of a scalp reference signal on coherence measurements of intracranial electroencephalograms. Clin. Neurophysiol. 111, 1293-1299.