TABLE 1.

Comparison of the classification results of the proposed method with conventional and DNN based method at various SNRs and noise types. The TP, FN, FP results are in %.

Noise Type	SNR(dB)	Conventional			DNN			Proposed
		TP	FN	FP	TP	FN	FP	TP	FN	FP
	−5	83.33	16.67	1.20	91.21	8.76	4.71	97.60	2.40	1.02
Machinery	0	77.00	23.00	2.14	87.80	12.20	7.10	95.41	4.59	1.45
	+5	70.36	30.64	3.95	79.79	20.21	8.49	93.47	6.53	2.92
	+10	67.23	33.77	7.46	67.25	32.75	13.23	90.29	9.71	3.65
	−5	76.00	24.00	3.16	91.32	8.68	5.65	97.96	2.04	0.85
Babble	0	72.32	27.68	6.20	87.11	12.89	8.20	94.00	6.00	1.18
	+5	66.79	33.21	8.69	85.64	14.36	9.44	92.37	7.63	2.11
	+10	55.08	44.92	10.90	83.80	16.20	14.63	90.42	9.58	3.04
	−5	77.22	22.78	3.21	90.02	9.98	2.16	96.94	3.06	0.60
Traffic	0	71.66	28.34	4.12	85.45	14.55	5.40	94.39	5.61	1.39
	+5	69.70	30.30	8.30	76.99	23.01	9.00	90.66	9.34	2.08
	+10	68.35	31.65	12.66	74.84	25.16	12.41	89.72	10.28	2.96