The Application of Time-Frequency Methods to the Analysis of Postural Sway

Proceedings of the IEEE

Volumn 84, Issue 9, 1996, Pages 1312-1318

  El Jaroudi, Amro ^a,b   Redfern, Mark S ^a   Chaparro, Luis F ^a   Furman, Joseph M ^a  

^a University of Pittsburgh   (United States)

^b UNIVERSITY OF PITTSBURGH   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

FREQUENCY DOMAIN ANALYSIS; SENSORY PERCEPTION; TIME DOMAIN ANALYSIS; TIME VARYING CONTROL SYSTEMS;

EVOLUTIONARY SPECTRAL ESTIMATORS; HUMAN BALANCE CONTROL SYSTEMS; POSTURAL SWAY DATA;

SPECTRUM ANALYSIS;

EID: 0030242462     PISSN: 00189219     EISSN: None     Source Type: Journal    
DOI: 10.1109/5.535249     Document Type: Article

References (23)

1. A. Akan and L. F. Chaparro, "Adaptive time-varying parametric modeling," in Proc. ICASSP-94, Adelaide, Australia, Apr. 1994, pp. IV-13-16.
2. S. P. Baker and A. H. Harvey, "Falls in the elderly," Clinics in Geriatric Medicine, pp. 501-512, 1985.
3. J. Dichgans, K. Mauritz, J. Allum, and T. Brand, "Postural sway in normal and atactic patients: Analysis of stabilizing and destabilizing effects of vision," Agressolie, vol. 17, pp. 15-24, 1976.
4. H. Diener et al., "The significance of proprioception on postural stabilization as assessed by ischemia," Brain Res., vol. 296, pp. 103-109, 1984.
5. F. Lestienne, J. Soechting, and A. Berthoz, "Postural readjustments induced by linear motion of visual scenes," Exp. Brain Res., vol. 28, pp. 363-384, 1977.
6. L. Nashner, C. Shupcrt, and F. Horak, Progress in Brain Research, vol. 8, J. Allum and M. Hulliger, Eds. New York: Elsevier, 1989, pp. 411-418.
7. Natl. Safety Council, Accident Facts. NSC: Chicago, 1991.
8. D. Prudham and J. G. Evans, "Factors associated with falls in the elderly: A community study," Age and Aging, vol. 10, pp. 141-146, 1981.
9. M. S. Redfem and J. M. Furman, "Postural sway in response to optic flow stimuli in vestibular patients," J. Vestibular Res., vol. 4, no. 3, pp. 221-230, 1994.
10. D. P. Rice et al., "Cost of injury in the US: A report to Congress," Inst. for Health and Aging, Univ. California and Johns Hopkins Univ., San Francisco, CA, 1989.
11. R. Weindruch, E. C. Hadley, and M. G. Ory, Reducing Frailty and Falls in Older Persons. Springfield, IL: Thomas, 1991, pp. 5-11.
12. M. Boudaoud and L. F. Chaparro, "Composite modeling of nonstationary signals," J. Franklin Inst., vol. 320, pp. 113-124, Sept. 1987.
13. J. Carroand W. Freedman, "Nonstationary properties of postural sway," J. Biomechcm., vol. 26, pp. 409-416, 1993.
14. W. Gardner, "Correlation, estimation and time-series modeling for nonstationary processes," Signal Process., vol. 15, no. 1, pp. 31-41, Jul. 1988.
15. G. F. Harris, S. A. Riedel, and D. V. Matesi, "Postural stability: Frequency considerations," in Proc. 9th Anna. IEEE-EMBS Conf., Boston, 1987, pp. 755-756.
16. G. Harris, S. Riedel, D. Matesi, and P. Smith, "Standing postural stability assessment and signal stationarity in children with cerebral palsy," IEEE Trans. Biomed. Eng., vol. 1, pp. 35-42, Jan. 1993.
17. A. S. Kayhan, A. El-Jaroudi, and L. F. Chaparro, "Evolutionary periodogram for nonstationary signals," IEEE Trans. Signal Process., vol. 42, pp. 1527-1536, June 1994.
18. "Data-adaptive evolutionary spectral estimation," IEEE Trans. Signal Process., vol. 43, pp. 204-213, Jan. 1995.
19. "Evolutionary autocorrelation estimation for nonstationary processes," in Proc. Conf. on Inform. Sei. and Syst., Princeton, NJ, Mar. 1992, pp. 777.
20. G. Melard and A. Herteler de Schutter, "Contributions to evolutionary spectral theory," J. Time Series Anal., vol. 10, no. 1, pp. 41-63, 1989.
21. M. B. Priestley, Nonlinear and Non-Stationary Time Series Analysis. London: Academic, 1988.
22. P. Loughlin and M. S. Redfem, "Use of time-frequency analysis for assessing postural sway," to be published.
23. T. Schumann et al., "Time-frequency analysis of postural sway," J. Biomecltan., vol. 28, no. 5, pp. 603-607, 1995.