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Table 4 Mean RMSE results

From: An efficient annealing-assisted differential evolution for multi-parameter adaptive latent factor analysis

Dataset

Method

RMSE and computational efficiency measures

RMSE

Iteration number

Total time (s)

Per time (s)

D1

M1

0.7213 ± 1.849E–04

143.9 ± 7.379E-01

240.8 ± 1.172E + 01

1.674 ± 8.591E-02

M2

0.7363 ± 2.298E–04

234.9 ± 3.542E + 00

793.2 ± 2.143E + 01

3.377 ± 6.292E-02

M3

0.7252 ± 3.741E–03

291 ± 0.000E + 00

1607 ± 2.048E + 03

5.523 ± 2.048E + 00

M4

0.7232 ± 1.231E–04

7.000 ± 0.000E + 00

303.7 ± 2.755E + 01

43.39 ± 3.936E + 00

M5

0.7193 ± 2.558E–03

24.30 ± 1.477E + 01

1114 ± 6.864E + 02

45.64 ± 1.383E + 00

M6

0.7168 ± 7.518E–04

24.30 ± 5.926E + 00

1011 ± 2.474E + 02

41.62 ± 1.101E + 00

D2

M1

0.7807 ± 2.030E–04

120.9 ± 1.287E + 00

221.9 ± 6.055E + 00

1.835 ± 4.187E-02

M2

0.7898 ± 2.547E–04

210.3 ± 2.541E + 00

770.7 ± 1.111E + 01

3.665 ± 2.210E-02

M3

0.7804 ± 1.781E–04

271 ± 0.000E + 00

1900 ± 1.504E + 03

7.010 ± 1.504E + 00

M4

0.7826 ± 1.292E–04

6.000 ± 0.000E + 00

320.9 ± 2.892E + 01

53.50 ± 4.820E + 00

M5

0.7796 ± 1.392E–03

21.10 ± 8.006E + 00

1097 ± 4.187E + 02

51.94 ± 1.242E + 00

M6

0.7780 ± 1.286E–03

18.70 ± 5.618E + 00

912.3 ± 2.920E + 02

48.56 ± 2.521E + 00

D3

M1

0.9506 ± 2.439E–04

202.8 ± 1.751E + 00

149.7 ± 3.050E + 00

0.7380 ± 1.325E-02

M2

0.9467 ± 5.613E–04

260.6 ± 2.066E + 00

389.9 ± 1.308E + 01

1.496 ± 5.253E-02

M3

0.9581 ± 8.206E–04

466 ± 0.000E + 00

1293 ± 7.030E + 01

2.774 ± 7.030E-02

M4

0.9523 ± 2.134E–03

10.8 ± 3.615E + 00

222.0 ± 7.531E + 01

20.54 ± 5.005E-01

M5

0.9447 ± 2.557E–03

35.60 ± 6.207E + 01

827.5 ± 1.426E + 03

23.52 ± 5.334E-01

M6

0.9398 ± 1.257E–03

21.60 ± 2.989E + 00

507.6 ± 6.981E + 01

23.51 ± 2.679E-01

D4

M1

1.062 ± 2.223E–04

65.30 ± 6.749E-01

765.8 ± 2.323E + 01

11.73 ± 3.386E-01

M2

1.071 ± 2.933E–04

227.6 ± 1.350E + 00

6353 ± 4.055E + 01

27.91 ± 1.879E-01

M3

1.061 ± 3.330E–04

93.60 ± 8.600E + 01

7304 ± 6.493 + 01

78.02 ± 4.600E-01

M4

1.064 ± 2.617E–04

3.700 ± 4.830E-01

1090 ± 1.985E + 02

292.7 ± 2.031E + 01

M5

1.062 ± 3.834E–03

8.800 ± 2.741E + 00

2889 ± 9.334E + 02

327.6 ± 4.029E + 00

M6

1.060 ± 1.257E–03

10.10 ± 1.729E + 00

3171 ± 5.463E + 02

313.9 ± 1.996E + 00

D5

M1

0.7357 ± 1.072E–04

1000 ± 0.000E + 00

2171 ± 5.503E + 01

2.171 ± 5.503E-02

M2

0.7376 ± 1.465E–04

684.8 ± 4.341E + 00

2810 ± 3.148E + 01

4.104 ± 4.440E-02

M3

0.7364 ± 6.200E–05

438.0 ± 4.150E + 00

2027 ± 8.028E + 01

4.627 ± 2.400E-01

M4

0.7364 ± 8.703E–05

16.90 ± 3.162E-01

731.5 ± 3.394E + 01

43.28 ± 1.701E + 00

M5

0.7358 ± 2.201E–03

41.40 ± 2.899E + 01

1671 ± 1.336E + 03

39.40 ± 3.203E + 00

M6

0.7354 ± 5.410E–04

47.10 ± 6.574E + 00

1775 ± 3.674E + 02

37.59 ± 5.182E + 00