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From 1f noise to multifractal cascades in heartbeat dynamics Plamen Ch. Ivanov
 

Summary: From 1f noise to multifractal cascades in heartbeat dynamics
Plamen Ch. Ivanov
Center for Polymer Studies and Department of Physics, Boston University, Boston, Massachusetts 02215
and Harvard Medical School, Beth Israel Deaconess Medical Center, Boston, Massachusetts 02215
Luis A. Nunes Amarala)
Center for Polymer Studies and Department of Physics, Boston University, Boston, Massachusetts 02215
Ary L. Goldberger
Harvard Medical School, Beth Israel Deaconess Medical Center, Boston, Massachusetts 02215
Shlomo Havlin
Gonda Goldschmid Center and Department of Physics, Bar-Ilan University, Ramat Gan, Israel
Michael G. Rosenblum
Department of Physics, Potsdam University, D-14415 Potsdam, Germany
H. Eugene Stanley
Center for Polymer Studies and Department of Physics, Boston University, Boston, Massachusetts 02215
Zbigniew R. Struzik
Centre for Mathematics and Computer Science, Kruislaan 413, NL-1098 SJ Amsterdam, The Netherlands
Received 18 April 2001; accepted 21 June 2001; published 31 August 2001
We explore the degree to which concepts developed in statistical physics can be usefully applied to
physiological signals. We illustrate the problems related to physiologic signal analysis with
representative examples of human heartbeat dynamics under healthy and pathologic conditions. We

  

Source: Amaral, Luis A.N. - Department of Chemical and Biological Engineering, Northwestern University

 

Collections: Physics; Biology and Medicine