Table 1 Evaluation measures of the selected statistical-actuarial models, 2015–2021
CR-CPU actuarial model | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 |
|---|---|---|---|---|---|---|---|
Frequency distribution | Negative Binomial | Poisson | Poisson | Negative Binomial | Negative Binomial | Poisson | Poisson |
Severity distribution | Weibull | Normal | Normal | Log-normal | Log-normal | Log-normal | Log-normal |
Copula type | t-student | Gumbel | Joe | Frank | Frank | Frank | Frank |
MSE | 2.26E + 10 | 6.83E + 10 | 1.82E + 11 | 2.55E + 09 | 1.95E + 09 | 1.36E + 11 | 2.01E + 10 |
MAPE | 10.7003 | 11.6370 | 8.2159 | 2.9183 | 2.8590 | 9.0923 | 6.5798 |
RSCE | 4.10E-04 | 4.34E-04 | 1.97E-04 | 2.20E-04 | 5.34E-04 | 1.96E-04 | 9.25E-04 |
xvCIC | 2.1730 | 0.0000 | 3.94E-08 | 1.0037 | 2.5235 | 2.8837 | 5.6776 |
RGOFC | 0.9236 | 0.8566 | 0.3372 | 0.6688 | 0.8357 | 0.8077 | 0.8487 |
Borda rule result | 65 | 75 | 75 | 46 | 58 | 57 | 58 |