Characterizing Nonlinear Heartbeat Dynamics Within a Point Process Framework

Human heartbeat intervals are known to have nonlinear and nonstationary dynamics. In this paper, we propose a model of R-R interval dynamics based on a nonlinear Volterra-Wiener expansion within a point process framework. Inclusion of second-order nonlinearities into the heartbeat model allows us to...

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Bibliographic Details
Main Authors: Chen, Zhe, Brown, Emery N., Barbieri, Riccardo
Other Authors: Harvard University--MIT Division of Health Sciences and Technology
Format: Article
Language:en_US
Published: Institute of Electrical and Electronics Engineers 2011
Online Access:http://hdl.handle.net/1721.1/67466
https://orcid.org/0000-0003-2668-7819
https://orcid.org/0000-0002-6166-448X