Research Article
Parallelizing Gene Expression Programming Algorithm in Enabling Large-Scale Classification
Table 3
The details of the parameters of GEP.
| Number of genes | 2 (iris)/4 (wine) | Linking function | + | Head length | 6 | Function set | /cos sin tan exp log sqrt abs | Fitness | r/n | Terminal set | abcd (iris)/abcdefghijklm (wine) |
| Population size | 100 |
| Mutation rate | 0.044 | IS transposition rate | 0.1 | RIS transposition rate | 0.1 | Gene transposition rate | 0.1 | One-point recombination rate | 0.4 | Two-point recombination rate | 0.2 | Gene recombination rate | 0.1 | Threshold | 0.5 | Coded classes | 1, 2, and 3 |
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