| equ1, Dim = 2; Ps = 50; Genn = 30 | Result | Theory | PSO | VCLBPSO | VRCLBPSO | NVRCLBPSO | EVRCLBPSO | The best | 0 | 2.4942e − 5 | 3.5688 e − 7 | 1.9969e − 6 | 1.1267e − 6 | 2.2815e − 6 | Average | 0 | 0.0074 | 7.5187e − 4 | 9.6079e − 4 | 2.2438 e − 4 | 0.001 | Std | 0 | 0.0406 | 0.0039 | 0.005 | 9.6179 e − 4 | 0.0055 | Solution | (10, 1), (−7.5, 1) | (−7.5, 1) | (−7.5, 1) | (10, 1) | (10, 1) | (10, 1) |
| equ2, Dim = 6; Ps = 50; Genn = 100 | Result | Theory | PSO | VCLBPSO | VRCLBPSO | NVRCLBPSO | EVRCLBPSO | The best | 0 | 0.0183 | 0.0048 | 6.31 e − 5 | 0.0015 | 0.0035 | Average | 0 | 0.3254 | 0.0337 | 0.0512 | 0.0292 | 0.0618 | Std | 0 | 0.2374 | 0.0265 | 0.1261 | 0.0548 | 0.1325 | Solution | (−1, 1−1, 1−1, 1) | (−0.9586, 0.971, −1.0349, 0.9584, −1.0236, 0.9812) | (−0.9901, 0.9918, −1.0077, 0.9902, −1.006, 0.996) | (−1.0001, 1.0001, −0.9998, 1.0003, −0.9999, 1.0001) | (−9975, 0.9976, −1.0014, 0.9979, −1.0016, 0.9992) | (−9933, 0.9948, 1.0086, 0.9896, 1.0041, 0.9972) |
| equ3, Dim = 3; Ps = 50; Genn = 100 | Result | Theory | PSO | VCLBPSO | VRCLBPSO | NVRCLBPSO | EVRCLBPSO | The best | 0 | 6.2134e − 5 | 3.1343e − 7 | 2.5109 e − 9 | 2.9418e − 4 | 7.5664e − 7 | Average | 0 | 2.4947 | 0.4107 | 0.6465 | 1.7852 | 0.6519 | Std | 0 | 1.9988 | 1.137 | 1.3551 | 1.5887 | 1.2548 | Solution | (4, 31) | (4, 3, 1) | (4, 3, 1) | (4, 3, 1) | (4, 3, 1) | (4, 3, 1) |
| equ4, Dim = 10; Ps = 50; Genn = 100 | Result | Theory | PSO | VCLBPSO | VRCLBPSO | NVRCLBPSO | EVRCLBPSO | The best | 0 | 6.0214e − 4 | 9.7507e − 9 | 6.4342e − 8 | 7.398e − 7 | 2.5128 e − 9 | Average | 0 | 168.6747 | 3.9341e − 4 | 5.9038e − 4 | 2.4065 e − 4 | 0.0012 | Std | 0 | 95.7371 | 0.0018 | 0.0023 | 8.4349 e − 4 | 0.006 |
| equ4, Dim = 100; Ps = 150; Genn = 6000 | Result | Theory | PSO | VCLBPSO | VRCLBPSO | NVRCLBPSO | EVRCLBPSO | The best | 0 | 158.0426 | 28.9963 | 2.2039 | 17.3192 | 0.4519 | Average | 0 | 1.8912e + 3 | 298.0509 | 609.2726 | 144.6553 | 131.3043 | Std | 0 | 808.4996 | 93.358 | 86.7113 | 40.3754 | 15.2786 |
| equ5, Dim = 10; Ps = 50; Genn = 100 | Result | Theory | PSO | VCLBPSO | VRCLBPSO | NVRCLBPSO | EVRCLBPSO | The best | 0 | 0.0139 | 3.8629e − 5 | 1.1267e − 6 | 4.3148e − 6 | 8.342 e − 8 | Average | 0 | 1.4829e + 3 | 0.0079 | 0.0013 | 0.0011 | 0.0057 | Std | 0 | 2.793e + 3 | 0.0277 | 0.0039 | 0.004 | 0.0271 |
| equ5, Dim = 150; Ps = 150; Genn = 6000 | Result | Theory | PSO | VCLBPSO | VRCLBPSO | NVRCLBPSO | EVRCLBPSO | The best | 0 | 34.801 | 1.0661 | 1.0943 | 0.8923 | 0.2137 | Average | 0 | 5.3188e + 3 | 1.8718 | 1.6356 | 1.0518 | 0.7122 | Std | 0 | 2.5912e + 4 | 0.62 | 0.3316 | 0.1087 | 0.5780 |
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