Atrial Fibrillation Detection with Low Signal-to-Noise Ratio Data Using Artificial Features and Abstract Features

Table 2

Artificial features used in this study.

Feature type	Name
Waveform features	The number of R wave
	Maximum amplitude of R wave
	Minimum amplitude of R wave
	Mean amplitude of R wave
	Median amplitude of R wave
	Amplitude standard deviation of R wave
	SK
	KU
Interval features	Maximum of RR interval
	Minimum of RR interval
	Mean of RR interval
	Median of RR interval
	Standard deviation of RR interval
	HR maximum of PR interval
	Minimum of PR interval
	Mean of PR interval
	Median of PR interval
	Standard deviation of PR interval
Frequency-domain features	FC
	MSF
	RMSF
	FV
Nonlinear feature	PRE