Real-Time Arrhythmia Classification Algorithm Using Time-Domain ECG Feature Based on FFNN and CNN

Table 1

Description and quantity statistics of each class in the MIT-BIH database.

Superclass labels and descriptions	All	ds0	ds1	Subclass labels and descriptions	All	ds0	ds1
(N) any heartbeat not categorized as SVEB, VEB, F, or Q	90125	45866	44259	(N) normal beat	74546	38102	36444
				(L) left bundle branch block beat	8075	3949	4126
				(R) right bundle branch block beat	7259	3783	3476
				(j) nodal (junctional) escape beat	229	16	213
				(e) atrial escape beat	16	16	0
(SVEB) supraventricular ectopic beat	2781	944	1837	(A) atrial premature beat	2546	810	1736
				(a) aberrated atrial premature beat	150	100	50
				(J) nodal (junctional) premature beat	83	32	51
				(S) supraventricular premature or ectopic beat	2	2	0
(VEB) ventricular ectopic beat	7009	3788	3221	(V) premature ventricular contraction	6903	3683	3220
				(E) ventricular escape beat	106	105	1
(F) fusion beat	803	415	388	(F) fusion of ventricular and normal beat	803	415	388
(Q) unknown beat	15	8	7	(Q) unclassifiable beat	15	8	7
(OTHER) nonbeat annotations	2991	1515	1476	(+) rhythm change	1173	616	557
				(∼) change in signal quality	573	289	284
				(!) ventricular flutter wave	472	472	0
				(") comment annotation	437	2	435
				(x) Nonconducted P-wave (blocked APC)	193	58	135
				(|) isolated QRS-like artifact	131	66	65
				([) start of ventricular flutter/fibrillation	6	6	0
				(]) end of ventricular flutter/fibrillation	6	6	0