Wavelet Packet Transform Based Driver Distraction Level Classification Using EEG

Table 3

Classification results of KNN, PNN, and fuzzy classifiers over 4 distraction levels based on sym8 using centroid and PSD features.

Distraction based on sym8	% CR	SEN.	SPEC.	TPR	FNR
Neutral
Centroid
KNN	51.29	53.50	46.86	48.85	44.64
PNN	62.39	65.50	56.15	58.95	53.03
Fuzzy	71.17	74.73	64.05	67.26	60.49
PSD
KNN	72.33	75.95	65.10	68.35	61.48
PNN	58.13	61.04	52.32	54.94	49.41
Fuzzy	77.73	81.61	69.96	73.45	66.07
Low
Centroid
KNN	52.93	54.68	49.44	51.01	47.69
PNN	58.14	61.05	52.33	54.94	49.42
Fuzzy	67.08	70.43	60.37	63.39	57.01
PSD
KNN	61.69	64.77	55.52	58.30	52.44
PNN	73.56	77.24	66.20	69.51	62.53
Fuzzy	79.21	83.17	71.29	74.85	67.33
Medium
Centroid
KNN	75.79	79.58	68.21	71.62	64.42
PNN	65.88	69.18	59.30	62.26	56.00
Fuzzy	79.32	83.29	71.39	74.96	67.43
PSD
KNN	77.75	81.64	69.98	73.48	66.09
PNN	83.20	87.37	74.88	78.63	70.72
Fuzzy	84.80	89.04	76.32	80.14	72.08
High
Centroid
KNN	55.26	58.02	49.73	52.22	46.97
PNN	51.19	52.75	48.07	49.47	46.51
Fuzzy	64.87	68.11	58.38	61.30	55.14
PSD
KNN	45.49	47.76	40.94	42.99	38.67
PNN	63.57	66.75	57.21	60.07	54.04
Fuzzy	70.99	74.54	63.89	67.08	60.34
Average
Centroid
KNN	52.57	55.19	47.31	49.67	44.68
PNN	54.40	57.12	48.96	51.41	46.24
Fuzzy	70.61	74.14	63.55	66.73	60.02
PSD
KNN	64.32	67.53	57.88	60.78	54.67
PNN	69.62	73.10	62.66	65.79	59.17
Fuzzy	79.21	82.09	70.36	73.88	66.45