Cardiology Research and Practice / 2009 / Article / Fig 4

Research Article

A Classification System to Detect Congestive Heart Failure Using Second-Order Difference Plot of RR Intervals

Figure 4

SDRR of normal (*) and CHF (O) patients. There are 36 N (labeled as 1 , , 3 6 ) and 36 CHF (labeled as 3 7 , , 7 2 ).
807379.fig.004

We are committed to sharing findings related to COVID-19 as quickly and safely as possible. Any author submitting a COVID-19 paper should notify us at help@hindawi.com to ensure their research is fast-tracked and made available on a preprint server as soon as possible. We will be providing unlimited waivers of publication charges for accepted articles related to COVID-19. Sign up here as a reviewer to help fast-track new submissions.