TABLE 2.

Comparison of SAR and SDR objective measures for 3 different noise types at various SNRs. The comparison Is for unprocessed signal and for the SE methods with and without the proposed separation module.

Noise Type	SNR(dB)	Unprocessed	Conv.	SAR Conv. + separation	CNN	CNN + separation	Unprocessed	Conv.	SDR Conv. + separation	CNN	CNN + separation
	−5	−17.46	−19.52	−14.3	−19.63	−14.94	−16.71	−19.16	−14.59	−19.8	−14.52
Traffic	0	−7.54	−8.77	−2.32	−9.55	−2.95	−7.5	−8.84	−3.18	−9.62	−3.61
	+5	−5.46	−5.68	−2.01	−6.11	−2.35	−5.21	−5.48	−1.86	−6.16	−2.21
	+10	−3.9	−3.13	−1.9	−3.26	−1.98	−3.92	−3.17	−0.90	−3.87	−1.23
	−5	−13.13	−13.02	−9.95	−14.65	−10.09	−13.98	−13.1	−9.9	−13.07	−9.18
Machinery	0	−3.26	−2.96	1.37	−3.02	0.95	−4.35	−3.04	1.32	−3.96	1.26
	+5	−0.96	−0.75	2.08	−0.89	1.41	−1.55	−0.85	2.05	−1.39	1.85
	+10	1.79	2.62	4.17	2.38	4.02	1.78	2.8	4.15	2.09	3.57
	−5	−19.67	−20.3	−14.74	−20.82	−15.31	−21.21	−20.03	−14.90	−21.09	−15.86
Babble	0	−17.32	−16.57	−4.02	−16.24	−4.54	−18.13	−18.04	−4.36	−18.85	−4.39
	+5	−11.04	−10.03	−2.83	−10.21	−3.43	−11.38	−10.69	−2.99	−11.50	−3.22
	+10	−5.36	−4.05	−1.8	−4.74	−2.52	−5.42	−4.09	−1.83	−4.95	−2.28