. 2005 Aug 23;4:50. doi: 10.1186/1475-925X-4-50
Copyright © 2005 Levkov et al; licensee BioMed Central Ltd.
This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/2.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
Figure 2.
Typical linear and non-linear segments in real ECG signal.