2013 Signal Separation Evaluation Campaign
Professionally produced music recordings
Test database

For details about each algorithm, click on the algorithm number.

All estimated source signals are made available under the terms of the same license as the mixture signals.



Average results
algorithm
contact person
PEASS
criteria
    vocals         accomp         guitar         bass         drums         piano         other         Total    
Algorithm 1
Estefanía Cano
SDRi [dB]
ISRi [dB]
SIRi [dB]
SARi [dB]

OPSi
TPSi
IPSi
APSi
-2.9
-2.0
3.5
8.8

19.9
5.0
62.0
8.7
-
-
-
-

-
-
-
-
-1.2
-0.5
8.2
12.0

25.7
55.7
53.7
45.6
-
-
-
-

-
-
-
-
-
-
-
-

-
-
-
-
-
-
-
-

-
-
-
-
-
-
-
-

-
-
-
-
-2.7
-1.8
4.1
9.1

20.5
10.7
61.1
12.8
Algorithm 2
Estefanía Cano
SDRi [dB]
ISRi [dB]
SIRi [dB]
SARi [dB]

OPSi
TPSi
IPSi
APSi
-13.3
-11.5
5.7
9.0

19.2
5.1
63.2
11.0
-
-
-
-

-
-
-
-
-4.5
-4.0
6.4
16.0

19.4
44.4
15.4
62.5
-
-
-
-

-
-
-
-
-
-
-
-

-
-
-
-
-
-
-
-

-
-
-
-
-
-
-
-

-
-
-
-
-12.0
-10.4
5.8
10.0

19.2
10.7
56.4
18.3
USSR
Stanislaw Gorlow
SDRi [dB]
ISRi [dB]
SIRi [dB]
SARi [dB]

OPSi
TPSi
IPSi
APSi
-
-
-
-

-
-
-
-
-
-
-
-

-
-
-
-
-
-
-
-

-
-
-
-
-
-
-
-

-
-
-
-
-
-
-
-

-
-
-
-
-
-
-
-

-
-
-
-
-
-
-
-

-
-
-
-
-
-
-
-

-
-
-
-
Algorithm 3
Liming Song
SDRi [dB]
ISRi [dB]
SIRi [dB]
SARi [dB]

OPSi
TPSi
IPSi
APSi
-10.9
-7.3
1.4
5.0

18.7
19.1
66.0
19.8
-
-
-
-

-
-
-
-
-
-
-
-

-
-
-
-
-
-
-
-

-
-
-
-
-
-
-
-

-
-
-
-
-
-
-
-

-
-
-
-
-
-
-
-

-
-
-
-
-10.9
-7.3
1.4
5.0

18.7
19.1
66.0
19.8
Algorithm 4
Liming Song
SDRi [dB]
ISRi [dB]
SIRi [dB]
SARi [dB]

OPSi
TPSi
IPSi
APSi
-0.4
4.1
0.3
14.5

16.2
16.0
18.4
37.0
6.2
8.5
10.8
19.4

21.2
38.2
28.0
24.2
4.9
10.7
5.7
17.8

8.7
12.8
5.8
31.8
-
-
-
-

-
-
-
-
-
-
-
-

-
-
-
-
-
-
-
-

-
-
-
-
-
-
-
-

-
-
-
-
2.8
6.4
5.2
16.9

18.0
25.7
21.9
31.0
MTG1-LowLat
Ricard Marxer
SDRi [dB]
ISRi [dB]
SIRi [dB]
SARi [dB]

OPSi
TPSi
IPSi
APSi
1.7
8.0
3.2
10.0

22.0
49.3
49.5
29.3
-
-
-
-

-
-
-
-
-
-
-
-

-
-
-
-
1.5
7.4
0.5
13.3

21.7
33.6
68.0
2.2
2.1
3.8
2.9
9.0

23.0
52.9
43.2
6.2
-
-
-
-

-
-
-
-
-
-
-
-

-
-
-
-
1.8
6.6
2.3
10.7

22.2
45.7
53.1
14.6
MTG2-HighLat
Ricard Marxer
SDRi [dB]
ISRi [dB]
SIRi [dB]
SARi [dB]

OPSi
TPSi
IPSi
APSi
3.6
5.9
7.9
11.5

20.0
18.2
64.1
16.5
-
-
-
-

-
-
-
-
-
-
-
-

-
-
-
-
-
-
-
-

-
-
-
-
-
-
-
-

-
-
-
-
-
-
-
-

-
-
-
-
-
-
-
-

-
-
-
-
3.6
5.9
7.9
11.5

20.0
18.2
64.1
16.5
Algorithm 5
Alexey Ozerov
SDRi [dB]
ISRi [dB]
SIRi [dB]
SARi [dB]

OPSi
TPSi
IPSi
APSi
1.1
5.1
2.0
13.1

23.2
34.6
37.1
41.0
-
-
-
-

-
-
-
-
7.9
15.0
9.0
18.8

28.1
57.1
32.9
63.2
0.4
2.8
-0.1
6.9

21.8
23.4
40.1
4.0
3.1
3.9
8.3
11.7

25.7
15.3
62.3
5.6
-2.8
3.7
-5.3
13.7

19.8
28.3
33.5
39.7
-1.4
5.2
-2.7
13.4

15.4
36.7
37.6
42.0
0.9
4.7
1.8
11.9

22.1
29.0
42.6
26.9
REPET
Zafar Rafii
SDRi [dB]
ISRi [dB]
SIRi [dB]
SARi [dB]

OPSi
TPSi
IPSi
APSi
2.8
9.1
3.2
13.9

22.8
54.6
35.7
49.4
8.4
10.9
14.1
19.6

38.3
59.9
60.6
48.9
8.3
14.6
9.8
17.0

28.7
79.7
32.3
60.6
-
-
-
-

-
-
-
-
-
-
-
-

-
-
-
-
-
-
-
-

-
-
-
-
-
-
-
-

-
-
-
-
5.6
10.2
8.3
16.5

29.8
58.7
46.1
50.0
REPET-SIM
Zafar Rafii
SDRi [dB]
ISRi [dB]
SIRi [dB]
SARi [dB]

OPSi
TPSi
IPSi
APSi
2.2
7.3
1.4
14.1

19.0
53.0
29.3
48.2
8.8
11.4
13.2
20.5

41.0
61.0
53.4
51.7
5.0
9.3
4.8
16.0

30.0
50.0
28.0
55.4
-
-
-
-

-
-
-
-
-
-
-
-

-
-
-
-
-
-
-
-

-
-
-
-
-
-
-
-

-
-
-
-
5.3
9.2
6.8
17.0

29.4
56.4
40.0
50.1
LSF
Jean-Louis Durrieu
SDRi [dB]
ISRi [dB]
SIRi [dB]
SARi [dB]

OPSi
TPSi
IPSi
APSi
1.8
6.5
3.4
9.4

20.3
59.5
53.4
23.6
-
-
-
-

-
-
-
-
2.7
4.2
11.1
7.5

38.8
53.4
68.3
41.4
-1.8
8.3
-2.3
12.2

12.5
57.5
60.8
1.3
-0.8
0.7
-1.9
4.8

22.6
43.2
63.2
13.8
-0.7
1.8
-0.3
6.5

21.1
37.5
65.5
13.0
-0.3
0.7
-0.4
2.4

31.7
12.2
79.0
7.9
-0.1
4.2
0.3
7.4

21.9
45.1
63.2
13.5
VUIMM
Jean-Louis Durrieu
SDRi [dB]
ISRi [dB]
SIRi [dB]
SARi [dB]

OPSi
TPSi
IPSi
APSi
3.8
6.4
7.2
13.1

21.4
40.1
51.9
33.2
-
-
-
-

-
-
-
-
-
-
-
-

-
-
-
-
-
-
-
-

-
-
-
-
-
-
-
-

-
-
-
-
-
-
-
-

-
-
-
-
-
-
-
-

-
-
-
-
3.8
6.4
7.2
13.1

21.4
40.1
51.9
33.2
Algorithm 6
Nicholas J. Bryan
SDRi [dB]
ISRi [dB]
SIRi [dB]
SARi [dB]

OPSi
TPSi
IPSi
APSi
6.1
9.9
9.8
15.5

33.6
41.3
56.4
40.8
-
-
-
-

-
-
-
-
9.1
11.6
16.6
16.9

35.6
61.2
48.6
62.8
2.7
12.2
3.1
16.0

24.5
15.9
50.6
20.2
4.2
5.9
10.3
13.9

25.3
54.9
58.4
6.8
-1.1
1.1
-0.0
7.8

21.5
17.1
56.5
17.2
2.5
4.2
5.5
12.4

26.1
27.1
59.9
29.6
3.9
7.9
7.2
14.2

27.8
35.3
55.9
26.5
Algorithm 7
Antoine Liutkus
SDRi [dB]
ISRi [dB]
SIRi [dB]
SARi [dB]

OPSi
TPSi
IPSi
APSi
2.1
7.5
2.3
12.1

18.2
34.4
45.6
36.9
-
-
-
-

-
-
-
-
4.2
6.3
6.2
11.8

25.8
45.1
42.1
45.7
1.7
4.1
-2.1
12.5

33.0
7.9
37.7
8.7
2.1
2.4
6.9
10.2

25.8
68.3
58.7
16.0
-5.4
3.9
-8.7
12.3

18.2
45.3
28.0
24.1
-2.4
5.1
-5.2
11.1

19.2
37.9
51.8
24.3
1.0
4.9
0.7
11.6

23.7
37.5
47.3
23.2
Algorithm 8
Antoine Liutkus
SDRi [dB]
ISRi [dB]
SIRi [dB]
SARi [dB]

OPSi
TPSi
IPSi
APSi
2.5
6.8
3.8
11.0

18.8
29.6
56.7
30.4
-
-
-
-

-
-
-
-
5.2
8.3
6.9
12.5

35.1
65.3
48.3
46.8
1.5
4.2
-2.3
12.4

29.4
8.5
35.2
9.4
2.1
2.4
6.6
10.2

25.8
70.5
57.8
15.2
-5.5
4.1
-8.3
12.0

17.2
52.1
25.2
22.0
-2.3
6.0
-4.6
11.3

19.0
46.3
49.5
26.0
1.1
5.0
1.1
11.3

23.3
39.2
49.4
21.6
Ideal Binary Mask
STFT
SDRi [dB]
ISRi [dB]
SIRi [dB]
SARi [dB]

OPSi
TPSi
IPSi
APSi
7.6
14.9
11.6
14.1

30.8
64.7
72.3
23.3
-
-
-
-

-
-
-
-
11.9
18.2
16.2
17.5

50.6
70.4
67.5
48.7
7.7
15.0
10.8
13.2

26.0
20.3
87.6
6.3
8.9
14.2
15.1
15.0

21.3
59.7
76.3
5.8
1.0
7.1
2.5
9.6

22.2
56.3
70.7
13.5
6.7
10.4
12.3
11.3

35.4
49.0
73.0
37.3
7.5
13.8
11.9
13.5

28.1
50.7
76.7
17.3


Detailed results
algorithm
contact person
PEASS
criteria
Bearlin
"Roads"
mix
Tamy
"Que Pena / Tanto Faz"
mix
Glen Philips
"The Spirit of Shackleton"
mix
Nine Inch Nails
"The Good Soldier"
mix
Shannon Hurley
"Sunrise"
mix
Jims Big Ego
"Mix Tape (snip)"
mix
Jims Big Ego
"Mix tape (full song)"
mix
Vieux Farka Touré
"Ana (snip)"
mix
Vieux Farka Touré
"Ana (full song)"
mix
Algorithm 1
Estefanía Cano

SDRi [dB]
ISRi [dB]
SIRi [dB]
SARi [dB]

OPSi
TPSi
IPSi
APSi
 vocals 
-3.0
-2.0
2.5
10.3

18.3
5.0
58.6
13.2
 vocals   guitar 
-2.7-1.2
-2.2-0.5
6.78.2
10.512.0

22.825.7
7.055.7
65.753.7
13.445.6
 vocals 
-2.2
-1.7
6.9
8.4

26.1
1.7
75.2
3.2

 vocals 
-3.7
-3.2
6.4
10.8

13.2
11.1
61.1
19.8
 vocals 
-2.2
-1.3
1.9
6.2

27.6
1.6
65.2
2.1
 vocals 
-2.1
-1.2
2.5
6.1

28.4
0.8
69.0
1.6
 vocals 
-3.4
-1.9
0.5
8.1

9.9
4.1
48.5
5.0
 vocals 
-3.5
-2.3
1.0
10.0

12.8
8.8
52.7
11.7
Algorithm 2
Estefanía Cano

SDRi [dB]
ISRi [dB]
SIRi [dB]
SARi [dB]

OPSi
TPSi
IPSi
APSi
 vocals 
-6.6
-4.9
3.0
9.2

17.4
2.7
61.9
7.9
 vocals   guitar 
-2.6-4.5
-1.9-4.0
7.86.4
10.516.0

24.619.4
12.144.4
66.315.4
20.462.5
 vocals 
-15.7
-14.3
9.3
8.7

21.9
3.0
74.9
8.2

 vocals 
-16.8
-15.6
8.2
10.1

18.5
7.2
59.7
15.9
 vocals 
-19.7
-17.4
4.7
6.8

24.2
1.9
67.8
4.6

 vocals 
-18.3
-15.0
1.2
8.9

8.7
3.9
48.7
8.8

USSR
Stanislaw Gorlow

SDRi [dB]
ISRi [dB]
SIRi [dB]
SARi [dB]

OPSi
TPSi
IPSi
APSi









Algorithm 3
Liming Song

SDRi [dB]
ISRi [dB]
SIRi [dB]
SARi [dB]

OPSi
TPSi
IPSi
APSi
 vocals 
-4.1
-2.1
2.3
5.3

21.6
10.6
70.2
12.9
 vocals 
-2.5
-1.6
5.1
6.4

24.0
15.8
68.2
18.0
 vocals 
-11.0
-8.1
2.6
6.0

18.5
20.8
66.2
27.5
 vocals 
-17.3
-11.1
-2.0
1.3

20.7
13.8
84.2
5.1
 vocals 
-12.9
-11.0
7.3
6.4

19.3
7.5
72.6
11.0
 vocals 
-12.6
-8.6
1.1
3.4

24.5
16.2
67.9
22.2
 vocals 
-10.9
-6.4
0.5
2.7

24.3
28.6
68.1
30.1
 vocals 
-14.1
-9.2
-2.3
6.5

6.9
13.8
52.8
10.6
 vocals 
-12.8
-8.0
-1.7
7.1

8.8
45.2
44.3
40.6
Algorithm 4
Liming Song

SDRi [dB]
ISRi [dB]
SIRi [dB]
SARi [dB]

OPSi
TPSi
IPSi
APSi
 vocals   accomp 
2.29.6
5.413.0
2.112.7
12.721.5

20.224.9
15.421.5
27.722.4
35.517.4
 vocals   guitar 
3.04.9
4.810.7
5.05.7
13.417.8

26.38.7
18.912.8
26.15.8
31.031.8
 vocals   accomp 
-0.44.0
3.46.1
2.17.9
15.617.1

22.333.7
30.435.4
23.137.5
46.534.8
 vocals   accomp 
-2.43.5
2.75.9
-0.87.0
10.312.4

14.828.8
19.324.0
30.353.0
36.231.6
 vocals   accomp 
2.77.8
4.313.4
3.49.4
11.920.7

14.923.7
9.729.2
22.125.1
33.219.4
 vocals   accomp 
-1.46.4
2.88.4
0.210.9
14.918.9

22.715.6
16.015.5
18.59.3
30.123.3
 vocals   accomp 
-3.04.3
2.45.6
-1.410.1
18.822.0

10.88.2
11.714.1
4.87.6
29.311.7
 vocals   accomp 
-2.46.9
4.97.9
-4.514.1
15.119.6

5.025.1
10.076.1
11.240.0
37.831.2
 vocals   accomp 
-1.76.8
5.77.8
-3.414.0
17.623.2

9.09.3
12.889.4
1.429.1
53.124.4
MTG1-LowLat
Ricard Marxer

SDRi [dB]
ISRi [dB]
SIRi [dB]
SARi [dB]

OPSi
TPSi
IPSi
APSi
 vocals   bass 
1.77.3
7.913.6
3.08.0
10.817.5

22.719.8
56.562.9
46.861.6
37.35.7
 vocals 
3.2
12.3
5.2
11.1

37.4
70.3
55.0
45.3
 vocals   drums   bass 
2.11.4-3.4
7.83.13.0
3.80.9-6.7
9.68.210.3

12.323.732.0
63.060.315.0
53.645.276.1
24.911.60.0
 vocals   drums 
-0.01.2
3.22.7
1.01.2
6.88.9

26.525.5
3.367.0
65.833.5
1.94.9
 vocals   drums   bass 
3.81.82.6
9.13.76.6
6.23.23.3
11.57.413.4

18.624.016.5
61.743.142.9
40.655.058.8
41.11.00.9
 vocals   drums   bass 
1.43.0-1.3
7.14.74.1
2.83.6-4.2
10.010.311.0

29.519.220.8
66.768.25.1
44.433.670.6
47.910.63.8

 vocals   drums   bass 
-0.13.22.5
8.84.79.6
0.85.72.1
10.610.214.2

6.722.619.6
23.925.842.0
40.348.472.6
7.13.00.4

MTG2-HighLat
Ricard Marxer

SDRi [dB]
ISRi [dB]
SIRi [dB]
SARi [dB]

OPSi
TPSi
IPSi
APSi
 vocals 
3.1
4.2
8.4
11.6

19.5
7.3
69.3
12.7
 vocals 
7.3
10.4
12.4
14.1

31.3
51.5
62.9
41.3
 vocals 
4.7
5.8
12.5
13.4

19.1
11.8
75.6
11.4
 vocals 
1.1
1.8
3.6
8.5

24.9
1.0
71.7
2.2
 vocals 
4.4
5.5
10.7
12.3

16.4
17.3
59.9
16.7
 vocals 
1.9
4.9
3.8
9.4

19.5
22.2
58.8
28.7

 vocals 
2.4
8.7
3.4
11.5

9.6
16.4
50.4
2.9

Algorithm 5
Alexey Ozerov

SDRi [dB]
ISRi [dB]
SIRi [dB]
SARi [dB]

OPSi
TPSi
IPSi
APSi
 vocals   bass   piano 
-2.60.1-4.6
4.20.23.1
-4.03.5-7.7
12.45.413.6

23.530.117.0
25.00.218.6
21.942.827.0
41.80.637.8
 vocals   guitar 
6.37.9
7.915.0
11.89.0
16.018.8

40.528.1
60.557.1
54.132.9
54.363.2
 vocals   drums   bass   other 
2.94.4-3.60.2
6.35.63.31.3
4.210.1-7.4-0.8
13.812.610.610.0

22.724.22.814.8
43.07.291.52.0
24.861.614.060.2
50.64.610.17.2
 vocals   drums   other 
1.41.9-0.4
2.72.210.3
2.97.7-1.2
11.99.817.2

24.124.321.0
32.59.145.5
44.352.224.5
37.41.651.8
 vocals   drums   bass   piano 
0.85.35.0-0.9
1.57.06.64.3
1.79.48.4-3.0
12.116.016.513.7

14.424.07.222.7
8.732.623.237.9
48.669.839.140.0
19.811.43.641.7
 vocals   drums   bass   other 
2.83.90.5-0.2
10.34.54.02.4
3.58.9-1.6-2.5
11.710.57.88.3

29.723.916.516.5
59.826.82.225.2
35.664.460.962.1
64.99.25.924.5

 vocals   drums   bass   other 
-3.60.10.0-5.3
3.00.20.07.0
-6.35.6-3.6-6.3
13.79.7-5.618.0

7.631.952.59.5
12.90.60.274.0
30.263.443.83.4
18.41.10.084.3

REPET
Zafar Rafii

SDRi [dB]
ISRi [dB]
SIRi [dB]
SARi [dB]

OPSi
TPSi
IPSi
APSi
 vocals   accomp 
2.710.0
8.312.2
2.114.7
13.620.8

23.738.8
46.461.6
31.551.6
49.849.5
 vocals   guitar 
6.68.3
9.014.6
10.69.8
13.817.0

40.328.7
58.479.7
64.332.3
48.760.6
 vocals   accomp 
3.87.4
7.710.9
4.510.0
11.815.9

22.543.1
46.869.3
52.660.1
38.750.0
 vocals   accomp 
2.17.8
5.611.6
1.010.1
10.918.1

23.342.8
44.667.1
35.160.1
47.048.8
 vocals   accomp 
4.69.7
7.614.0
5.611.8
13.220.1

21.637.0
48.962.3
41.955.6
46.269.6

 vocals   accomp 
0.87.8
11.58.6
-0.317.1
15.720.0

22.833.9
55.753.1
21.060.7
57.638.4

 vocals   accomp 
-0.77.7
13.78.1
-1.420.9
18.122.6

5.134.2
81.346.2
3.975.5
57.537.4
REPET-SIM
Zafar Rafii

SDRi [dB]
ISRi [dB]
SIRi [dB]
SARi [dB]

OPSi
TPSi
IPSi
APSi
 vocals   accomp 
2.09.3
7.311.4
0.713.6
14.421.5

21.436.0
37.947.1
22.142.9
50.148.1
 vocals   guitar 
3.35.0
5.99.3
3.64.8
13.516.0

32.730.0
52.050.0
41.628.0
51.255.4
 vocals   accomp 
4.48.1
8.711.0
4.510.8
13.917.8

15.143.6
48.962.3
33.356.5
46.852.7
 vocals   accomp 
1.27.0
2.913.1
-0.07.8
11.020.8

19.641.7
39.361.8
34.051.1
44.052.8
 vocals   accomp 
4.49.5
8.012.9
4.312.0
14.020.5

16.143.0
43.063.2
29.252.7
47.855.1
 vocals   accomp 
3.110.6
7.212.9
2.714.1
13.219.3

32.536.9
59.969.3
47.743.7
50.353.7
 vocals   accomp 
2.09.1
6.611.5
0.612.7
13.721.0

24.137.9
51.662.9
39.443.7
45.753.2
 vocals   accomp 
-1.28.3
9.28.8
-3.017.4
16.119.7

4.642.1
69.756.7
7.470.2
45.146.5
 vocals   accomp 
0.59.0
10.09.7
-1.017.4
17.023.2

5.046.8
74.564.6
9.166.4
52.451.1
LSF
Jean-Louis Durrieu

SDRi [dB]
ISRi [dB]
SIRi [dB]
SARi [dB]

OPSi
TPSi
IPSi
APSi
 vocals   bass   piano 
3.95.6-0.4
8.112.82.2
6.26.61.2
10.915.57.0

24.918.022.4
66.168.236.6
59.669.268.4
20.60.411.9
 vocals   guitar 
1.12.7
13.04.2
2.411.1
10.97.5

38.138.8
80.553.4
50.168.3
41.741.4
 vocals   drums   bass   other 
3.4-1.0-8.00.1
5.52.6-0.20.2
7.6-0.2-10.08.9
9.17.97.2-1.0

19.626.55.256.9
37.871.888.20.1
68.457.156.686.3
19.317.20.30.1
 vocals   drums   other 
0.6-1.0-0.0
3.60.70.0
1.0-4.3-3.0
7.25.20.0

16.521.834.2
36.838.80.2
49.552.583.0
14.718.90.6
 vocals   drums   bass   piano 
1.8-0.4-0.6-1.0
2.60.413.51.3
4.5-4.6-0.6-1.8
8.83.415.25.9

16.622.39.919.9
39.347.379.338.3
58.761.351.162.7
26.817.11.214.2
 vocals   drums   bass   other 
1.9-0.5-4.9-0.5
6.7-0.07.80.1
3.71.4-5.6-4.0
8.63.411.31.1

33.021.012.346.4
82.429.851.40.2
42.077.367.976.4
40.36.42.70.2
 vocals   drums   bass   other 
1.8-0.0-4.1-1.6
6.10.85.81.1
2.9-0.0-6.1-5.0
8.95.712.83.8

23.123.018.79.6
74.616.210.729.5
48.677.277.977.9
26.25.82.214.2
 vocals   drums   bass   other 
0.8-1.6-1.2-0.1
5.60.46.50.5
1.2-4.7-1.1-0.4
9.04.69.54.6

7.219.76.027.0
44.353.267.50.5
58.245.834.581.3
2.828.42.21.1
 vocals   drums   bass   other 
1.2-0.80.90.1
7.70.212.12.2
1.2-1.00.80.9
10.93.014.06.0

3.723.917.716.1
74.145.637.042.3
45.471.568.268.9
20.23.00.331.4
VUIMM
Jean-Louis Durrieu

SDRi [dB]
ISRi [dB]
SIRi [dB]
SARi [dB]

OPSi
TPSi
IPSi
APSi
 vocals 
4.9
7.6
7.6
14.8

27.4
35.3
54.0
37.7
 vocals 
7.8
10.0
14.0
15.3

40.1
52.9
69.5
45.2
 vocals 
4.8
6.2
10.2
13.7

20.9
26.4
60.0
29.4
 vocals 
1.7
2.4
6.2
10.0

16.7
10.8
59.8
19.1
 vocals 
5.3
6.6
11.1
14.0

22.9
39.0
41.7
43.2
 vocals 
2.9
5.2
5.2
11.2

32.5
56.8
55.2
45.1
 vocals 
2.6
4.1
5.3
11.8

23.4
43.3
55.9
37.1
 vocals 
2.1
6.7
2.6
12.8

4.9
45.2
42.4
14.7
 vocals 
2.0
9.0
2.1
14.2

4.1
50.8
28.9
26.9
Algorithm 6
Nicholas J. Bryan

SDRi [dB]
ISRi [dB]
SIRi [dB]
SARi [dB]

OPSi
TPSi
IPSi
APSi
 vocals   bass   piano 
6.55.90.0
10.815.62.9
9.47.02.5
16.218.79.6

32.721.624.8
38.820.328.2
51.843.450.7
38.820.827.1
 vocals   guitar 
7.49.1
15.811.6
9.616.6
16.316.9

42.735.6
63.761.2
57.948.6
59.762.8
 vocals   drums   bass   other 
5.26.30.51.8
6.59.75.95.0
13.010.50.83.4
15.014.29.39.4

28.928.930.628.5
26.676.43.426.2
70.267.158.468.5
28.811.90.626.9
 vocals   drums   other 
3.01.60.8
5.02.01.1
6.48.36.3
11.211.012.5

25.326.421.8
27.257.420.7
55.144.660.2
32.88.924.0
 vocals   drums   bass   piano 
7.54.73.4-2.2
11.15.615.0-0.6
10.912.23.7-2.6
17.712.318.56.0

28.022.819.318.1
31.543.928.16.0
43.371.325.762.4
30.91.242.17.4
 vocals   drums   bass   other 
5.77.62.81.2
9.411.07.32.2
8.310.73.02.4
14.215.111.310.1

41.324.624.319.2
55.067.93.09.9
56.156.073.165.3
51.25.45.516.6

 vocals   drums   bass   other 
7.30.91.26.1
10.91.117.28.7
10.79.71.19.7
17.816.822.117.6

36.523.826.635.0
46.129.025.051.5
60.253.252.445.8
43.26.631.950.7

Algorithm 7
Antoine Liutkus

SDRi [dB]
ISRi [dB]
SIRi [dB]
SARi [dB]

OPSi
TPSi
IPSi
APSi
 vocals   bass 
1.94.9
6.513.4
1.94.9
12.218.5

17.919.1
24.846.8
45.723.9
33.447.3
 vocals   guitar 
2.64.2
8.16.3
2.96.2
12.811.8

29.425.8
40.445.1
47.642.1
42.645.7
 vocals   drums   bass   other 
4.21.9-1.80.9
8.12.40.96.4
5.55.3-10.7-1.0
11.88.910.310.4

19.030.438.017.6
28.069.90.549.8
56.163.144.147.6
32.921.30.126.7
 vocals   drums   other 
1.40.8-1.2
3.81.07.9
0.81.9-2.6
8.98.816.4

19.128.221.6
20.473.329.6
54.749.749.5
28.717.526.9
 vocals   drums   bass   piano 
4.42.93.5-5.4
7.13.24.83.9
6.58.33.7-8.7
13.011.013.812.3

17.929.619.818.2
24.475.17.245.3
49.558.131.828.0
31.715.811.624.1
 vocals   drums   bass   other 
2.92.80.2-3.8
7.53.11.15.0
3.59.0-7.4-6.5
11.710.010.29.6

30.320.341.517.4
46.073.80.132.7
56.257.648.653.9
43.814.00.318.8
 vocals   drums   bass   other 
2.12.80.1-4.7
6.73.21.25.0
2.08.3-6.8-8.0
11.310.09.19.6

21.325.440.013.5
38.664.70.124.9
49.559.448.546.6
40.522.60.412.6
 vocals   drums   bass   other 
-1.11.52.1-2.5
9.61.73.53.4
-1.97.10.7-6.0
13.010.612.210.4

4.222.336.023.4
41.638.70.439.3
22.563.031.749.4
38.616.60.432.6
 vocals   drums   bass   other 
0.41.82.5-2.7
9.82.03.73.0
-0.28.21.2-7.1
14.311.813.710.4

4.724.536.321.7
45.782.80.551.5
28.960.135.563.9
39.94.40.428.2
Algorithm 8
Antoine Liutkus

SDRi [dB]
ISRi [dB]
SIRi [dB]
SARi [dB]

OPSi
TPSi
IPSi
APSi
 vocals   bass 
3.23.8
5.613.4
5.93.4
10.318.1

19.317.5
16.948.4
65.016.5
22.950.9
 vocals   guitar 
3.75.2
7.58.3
5.36.9
11.712.5

31.135.1
35.465.3
67.148.3
36.646.8
 vocals   drums   bass   other 
4.01.9-1.80.9
6.92.51.07.9
6.64.9-10.4-0.4
10.99.010.110.7

17.629.624.118.5
19.370.81.564.8
67.361.143.942.0
23.420.30.323.7
 vocals   drums   other 
1.80.8-1.0
3.71.19.8
2.71.7-2.2
7.98.916.2

19.528.522.9
15.175.044.7
65.748.549.6
21.117.630.3
 vocals   drums   bass   piano 
4.13.03.5-5.5
6.03.25.24.1
7.48.03.6-8.3
11.110.913.412.0

18.728.719.017.2
17.878.38.252.1
64.459.230.625.2
25.311.812.722.0
 vocals   drums   bass   other 
2.82.90.2-3.9
6.93.21.15.0
3.68.9-7.4-6.5
11.310.110.29.6

30.820.239.215.5
43.776.40.133.2
57.755.544.950.6
42.412.90.421.6
 vocals   drums   bass   other 
2.12.80.1-4.8
6.13.21.25.2
2.38.2-6.7-7.9
10.710.19.19.7

22.326.138.911.8
35.366.30.130.5
53.259.047.544.5
38.123.30.513.9
 vocals   drums   bass   other 
-0.21.52.2-2.3
9.31.73.54.5
-0.76.70.7-4.6
11.810.612.410.7

4.422.533.423.3
37.742.50.546.3
31.962.429.749.0
28.716.00.535.7
 vocals   drums   bass   other 
1.01.92.5-2.7
9.62.13.73.6
0.77.91.1-5.9
13.611.813.710.7

5.124.833.921.9
45.284.30.658.5
38.459.233.561.7
34.74.30.530.8
Ideal Binary Mask
STFT

SDRi [dB]
ISRi [dB]
SIRi [dB]
SARi [dB]

OPSi
TPSi
IPSi
APSi
 vocals   bass   piano 
5.88.31.5
14.821.17.7
8.29.02.9
12.719.311.1

24.220.622.4
72.832.872.5
68.790.066.0
6.50.522.4
 vocals   guitar 
10.211.9
14.818.2
16.016.2
15.717.5

33.050.6
62.570.4
76.667.5
28.948.7
 vocals   drums   bass 
5.76.52.0
17.915.49.5
7.79.45.7
12.812.46.4

29.727.726.7
67.481.243.2
64.773.387.8
26.75.50.0
 vocals   drums 
1.55.1
12.415.2
3.17.2
9.512.7

29.027.4
85.786.1
61.072.8
6.32.8
 vocals   drums   bass   piano 
7.97.68.20.5
18.311.116.06.4
10.114.910.92.1
15.112.513.48.2

26.022.035.722.1
57.454.033.040.2
74.477.492.475.3
14.40.30.04.6
 vocals   drums   bass   other 
9.010.05.54.8
12.913.99.48.6
14.315.89.59.8
14.314.08.68.1

37.816.824.530.4
66.742.32.844.4
76.878.689.076.8
31.72.95.530.0
 vocals   drums   bass   other 
8.510.05.74.2
13.616.210.97.6
13.316.311.410.3
14.214.38.77.6

33.318.725.728.4
54.351.01.932.6
76.378.389.978.6
34.35.93.727.2
 vocals   drums   bass   other 
9.611.611.89.1
14.414.217.013.1
15.519.314.414.8
15.218.416.115.0

30.015.224.341.5
58.146.112.459.6
76.677.081.867.0
27.47.516.247.6
 vocals   drums   bass   other 
10.711.912.28.5
15.213.521.112.2
16.223.114.414.2
17.020.719.814.6

33.721.124.641.2
57.256.916.059.4
75.677.182.469.6
33.915.718.244.3

Using these audio files for any purposes that are not scientific research is explicitly prohibited.