Research Article
Simulation and Prediction of Injection Pressure in CO2 Geological Sequestration Based on Improved LSO Algorithm and BP Neural Networks
Table 3
Performance comparison of 4 algorithms on 8 benchmark functions.
| | No. | Function | | Indicator | PSO | GWO | LSO | ILSO |
| | US | F1 | Sphere | 0 | Mean | 3.37E-118 | 0.00E00 | 0.00E00 | 0.00E00 | | Std | 1.37E-117 | 0.00E00 | 0.00E00 | 0.00E00 | | Best | 1.55E-123 | 0.00E00 | 0.00E00 | 0.00E00 | | F2 | SumSquares | 0 | Mean | 9.80E-120 | 0.00E00 | 0.00E00 | 0.00E00 | | Std | 5.45E-119 | 0.00E00 | 0.00E00 | 0.00E00 | | Best | 6.88E-127 | 0.00E00 | 0.00E00 | 0.00E00 | | UN | F3 | Easom | -1 | Mean | -1 | -1 | -1 | -1 | | Std | 0.00E00 | 1.31E-09 | 2.70E-07 | 0.00E00 | | Best | -1 | -1 | -1 | -1 | | F4 | Trid 6 | -50 | Mean | -50 | -50 | -47.7119 | -50 | | Std | 5.16E-14 | 4.20E-07 | 2.48E00 | 5.57E-08 | | Best | -50 | -50 | -49.8064 | -50 | | MS | F5 | Booth | 0 | Mean | 0.00E00 | 5.14E-10 | 5.89E-04 | 0.00E00 | | Std | 0.00E00 | 6.52E-10 | 4.00E-03 | 0.00E00 | | Best | 0.00E00 | 1.16E-11 | 3.08E-11 | 0.00E00 | | F6 | Rastrigin | 0 | Mean | 3.82E01 | 0.00E00 | 0.00E00 | 0.00E00 | | Std | 1.02E01 | 0.00E00 | 0.00E00 | 0.00E00 | | Best | 1.99E01 | 0.00E00 | 0.00E00 | 0.00E00 | | MN | F7 | Shubert | -186.7309 | Mean | 186.7309 | -186.7299 | -186.7254 | -186.7309 | | Std | 5.98E-14 | 5.09E-03 | 2.87E-02 | 8.66E-14 | | Best | 186.7309 | 186.7309 | 186.7309 | -186.7309 | | F8 | Ackley | 0 | Mean | 1.40E-01 | 7.78E-15 | 8.88E16 | 0.00E00 | | Std | 3.87E-01 | 8.44E-16 | 0.00E00 | 0.00E00 | | Best | 7.99E-15 | 4.44E-15 | 8.88E16 | 0.00E00 |
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