Table 2.

Performance of ECG signal feature extraction method based on HMM.

Part	Record	N	Normal Signal		Abnormal Signal
			Nreg	Ac (%)	Na	Ac (%)
I	115	1,952	1,952	99.87	0	0
	122	2,474	2,474	99.74	0	0
	123	1,517	1,517	99.6	0	0
	101	1,864	1,864	99.84	0	0
	103	2,083	2,083	99.18	0	0
	112	2,537	2,537	99.67	0	0
	117	1,534	1,534	99.7	0	0
	220	2,046	2,046	99.51	0	0
II	119	1,987	1,543	99.51	444	99.18
	221	2,427	2,031	99.46	396	99.24
	106	2,027	1,507	99.54	520	98.07
	230	2,255	2,254	99.43	1	100
	100	2,271	2,237	99.65	34	99.14
	116	2,411	2,301	99.52	110	99.11
	215	3,361	3,194	99.4	167	99.25
	228	2,053	1,688	99.58	365	99.38