Table 1 Average 6-microphone fwSegSNR of different DNNSpatial configurations at different RT60s

RT60 (s)

0.10

0.20

0.30

0.40

0.50

0.60

0.70

0.80

0.90

1.00

1.10

1.20

1.30

1.40

1.50

1.60

1.70

1.80

1.90

2.00

Rev

13.51

10.71

9.26

8.35

7.69

7.19

6.79

6.47

6.20

5.98

5.78

5.62

5.47

5.35

5.24

5.14

5.05

4.98

4.90

4.84

WPE

14.78

12.15

11.22

10.72

10.33

10.03

9.74

9.47

9.25

9.03

8.80

8.62

8.40

8.23

8.03

7.82

7.65

7.47

7.32

7.15

DNNbaseline

13.52

12.54

11.91

11.48

11.15

10.90

10.67

10.50

10.32

10.16

10.01

9.88

9.74

9.62

9.51

9.40

9.30

9.21

9.10

9.01

DNNSpatial3-3-1-1-3-3

15.68

14.16

13.23

12.55

12.04

11.61

11.26

10.97

10.70

10.46

10.25

10.05

9.86

9.68

9.52

9.36

9.22

9.08

8.95

8.83

DNNSpatial5-1-1-1-1-5

15.65

14.13

13.21

12.56

12.05

11.66

11.32

11.04

10.79

10.57

10.38

10.19

10.01

9.84

9.69

9.56

9.43

9.31

9.20

9.08

DNNSpatial7-0-0-0-0-7

15.10

13.74

12.92

12.36

11.93

11.58

11.27

11.03

10.80

10.60

10.39

10.23

10.06

9.92

9.78

9.66

9.53

9.42

9.30

9.20