Computational and Mathematical Methods in Medicine

Research Article

Detection of Structural Changes in Tachogram Series for the Diagnosis of Atrial Fibrillation Events

Figure 3

Analysis of the output of the method changing the process underlying the observations before and after the phenomenon. Red lines represent the start and the end of the phenomenon.
373401.fig.003a
(a)  Output of the method: before and after the phenomenon under study, the process is an ARIMA (4,1,2)
373401.fig.003b
(b) Output of the method: before and after the phenomenon under study, the process is an ARIMA (5,1,3)
373401.fig.003c
(c) Output of the method: before and after the phenomenon under study, the process is an ARIMA (2,2,0)
373401.fig.003d
(d) Output of the method: before and after the phenomenon under study, the process is an ARIMA (1,1,1)