Research Article
Development of Pavement Distress Deterioration Prediction Models for Urban Road Network Using Genetic Programming
Table 4
Architecture of the GP model.
| Parameters | Values | Description |
| Initial population size | Dataset | Dataset-1 is of 16 instances consisting of data gathered in 2012 and 2013. | Function set | +, −, ∗, /, sqrt(), tanh(), pow(x, y), log(), exp(), pow(x, 2), fabs() | Set of functions used | Training percentage | 70 | — | Selection method | Tournament | — | Tournament size of replacement | 3 | — | Maximum generations | 100000 | Maximum number of iterations | Crossover | 0.8 | Probability of crossover | Mutation | 0.04 | Probability of mutation | | 200 | Population size | λ | 250 | Number of children produced | Fitness functions | R2 | Coefficient of determination | | RMSE | Root mean square error |
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