On the Use of Wavelet Domain and Machine Learning for the Analysis of Epileptic Seizure Detection from EEG Signals

Table 2

kNN results for University of Bonn dataset.

Sets (cases)	Frequency subband	Feature	Classifier accuracy (%)	Sensitivity (%)	Specificity (%)	PPV	NPV	MCC
A-E	D3	Max. coeff.	97	94	100	100	94.84	0.94
	D4	Min. coeff.	98.5	97	100	100	97.27	0.97
	D5	Ap. entropy	100	100	100	100	100	1
	A5	Min. coeff.	94.5	90	99	99.09	91.51	0.89
B-E	D3	Max. coeff.	92.5	90	95	95.55	91.36	0.85
	D4	Min. coeff.	93.5	91	96	96.07	92.56	0.87
	D5	MAV	100	100	100	100	100	1
	A5	Min. coeff.	93.5	91	96	96.09	92.11	0.87
C-E	D3	STD	98	98	98	98.18	98.1	0.96
	D4	STD	98	98	98	98.1	98.1	0.96
	D5	MAV	98	97	99	99.1	97.3	0.96
	A5	Approx. ent	79.5	75	84	82.8	77.6	0.59
D-E	D3	MAV	97	97	97	97.1	97.1	0.94
	D4	Shannon ent.	95	96	94	94.4	96.1	0.90
	D5	MAV	93.5	94	93	93.8	94.5	0.87
	A5	Max. coeff.	73	72	74	75.2	73.5	0.47
AB-E	D3	Max. coeff.	95.6	88	99.5	98.8	94.4	0.9
	D4	Max. coeff.	93.6	92	94.5	90.8	96	0.86
	D5	MAV	100	100	100	100	100	1
	A5	Min. coeff.	93.6	87	97	94.3	94.1	0.86
AC-E	D3	STD	98.7	98	99	98.1	99.1	0.97
	D4	Max. coeff.	93.7	92	94.5	91	95.9	0.86
	D5	MAV	98.7	97	99.5	99.1	98.6	0.97
	A5	Ap. entropy	85	71	93	86.3	87.02	0.68
AD-E	D3	MAV	98	97	98.5	97.18	98.54	0.95
	D4	MAV	95.3	93	96.5	93.73	96.61	0.89
	D5	MAV	95.7	94	96.5	93.59	97.03	0.90
	A5	Min. coeff.	80.7	67	87.5	73.42	84.39	0.56
BC-E	D3	Max. coeff.	95.33	88	99	98.09	94.59	0.89
	D4	MAV	94	88	97	93.95	94.32	0.84
	D5	MAV	98.66	97	99.5	99.09	98.61	0.97
	A5	Ap. entropy	85.33	73	91.5	82.47	87.72	0.67
BD-E	D3	Max. coeff.	93.33	88	96	92.32	94.22	0.85
	D4	MAV	94.66	88	98	95.72	94.41	0.88
	D5	Shannon ent.	95.33	95	95.5	91.43	97.57	0.89
	A5	Min. coeff.	81	70	86.5	74.02	85.32	0.57
CD-E	D3	MAV	97.66	96	98.5	97.33	98.07	0.94
	D4	MAV	94.66	92	96	92.78	92.78	0.88
	D5	MAV	95.33	94	96	92.54	92.54	0.89
	A5	Ap. entropy	80	65	87.5	74.03	83.33	0.54
ABC-E	D3	Max. coeff.	94.5	89	98.33	95.78	96.57	0.89
	D4	MAV	94.66	92	96	92.78	96.15	0.88
	D5	MAV	99	97	99.66	99.09	99.05	0.97
	A5	Min. coeff	88.25	70	94.33	80.65	90.53	0.67
ABD-E	D3	Min. coeff.	91.75	80	95.66	87.18	93.56	0.78
	D4	MAV	95.75	88	98.33	95.78	96.25	0.88
	D5	MAV	96.5	94	97.33	92.29	98.06	0.90
	A5	Ap. entropy	86.25	68	92.33	77.01	89.89	0.63
ACD-E	D3	Shannon ent.	98	97	98.33	95.27	98.98	0.94
	D4	Shannon ent.	97.25	96	97.66	94.20	98.7	0.93
	D5	STD	96.25	93	97.33	92.82	97.73	0.90
	A5	Ap. entropy	85.5	65	92.33	74.76	88.97	0.60
BCD-E	D3	Max. coeff.	93.5	84	96.66	89.63	94.83	0.82
	D4	STD	94.25	85	97.33	92.16	95.15	0.84
	D5	MAV	96.5	94	97.33	92.87	98.08	0.91
	A5	Ap. entropy	85.5	64	92.66	76.47	88.62	0.60
ABCD-E	D3	Min. Coeff.	100	100	100	100	100	1
	D4	Avg power	88.4	60	95.5	76.85	90.74	0.60
	D5	MAV	97	93	98	92.72	98.3	0.90
	A5	Avg power	88	59	95.25	75.84	90.39	0.59
AB-CD	D3	Ap. entropy	82.5	70	95	93.09	76.56	0.67
	D4	MAV	59.75	56.5	63	60.9	59.09	0.19
	D5	MAV	75	59.5	90.5	86.52	69.21	0.52
	A5	Ap. entropy	73.25	51	95.5	92.79	66.59	0.52
AB-CD-E	D3	MAV	73.8	74	73.75	42.47	91.87	0.40
	D4	MAV	64.2	85	59	34.21	94.17	0.35
	D5	Shannon ent.	75	95	70	44.82	98.35	0.52
	A5	Ap. entropy	66.4	65	66.75	33.23	88.37	0.26

Ap. entropy: approximate entropy; Min. coeff.: minimum coefficient, MAV: mean absolute value; Approx. entropy: approximate entropy; Shannon ent.: Shannon entropy; STD: standard deviation.