Table 1.
Descriptive statistics for the whole characteristics.
Table 2.
Correlation coefficients of the explanatory variables.
Fig 1.
Constructed CART regression tree diagram.
Table 3.
Results of CART algorithm based on the cross-validation technique.
Table 4.
The obtained MARS model for Romane sheep.
Fig 2.
Sensitivity analysis for support vector regression algorithm.
Table 5.
Goodness-of-fit criteria for CART, MARS and SVR algorithms.