Research Article
A New Probability Heavy-Tail Model for Stochastic Modeling under Engineering Data
Table 6
Assessment results for parameters a1 = 0.9, a2 = 0.9, and a3 = 0.9.
| | n | BIAS | BIAS | BIAS | RMSE | RMSE | RMSE | AD-abs | AD-max |
| MLE | 50 | 0.01381 | 0.01559 | 0.01770 | 0.11128 | 0.14310 | 0.09804 | 0.00641 | 0.01246 | CVM | −0.01444 | 0.01793 | −0.01015 | 0.12625 | 0.16744 | 0.12931 | 0.00528 | 0.00981 | OLS | −0.01452 | 0.06077 | −0.02199 | 0.12961 | 0.18779 | 0.13564 | 0.01580 | 0.02358 | WLS | 0.08494 | 0.09161 | 0.07997 | 0.16929 | 0.18804 | 0.15079 | 0.03292 | 0.06504 | ADE | −0.02588 | 0.01931 | −0.02640 | 0.11538 | 0.15744 | 0.10896 | 0.00923 | 0.01718 | RTADE | 0.00690 | 0.02530 | 0.01132 | 0.14965 | 0.18740 | 0.15960 | 0.00642 | 0.01257 | LTADE | 0.00851 | 0.01589 | 0.00107 | 0.14577 | 0.14376 | 0.11557 | 0.00415 | 0.00779 | MLE | 100 | 0.00570 | 0.01542 | 0.00661 | 0.07842 | 0.09885 | 0.06704 | 0.00403 | 0.00801 | CVM | −0.00380 | 0.01396 | −0.0368 | 0.08660 | 0.11761 | 0.08879 | 0.00366 | 0.00530 | OLS | −0.00941 | 0.02469 | −0.01217 | 0.09051 | 0.12181 | 0.09118 | 0.00666 | 0.01095 | WLS | 0.05425 | 0.05155 | 0.05124 | 0.10695 | 0.11968 | 0.09298 | 0.02076 | 0.04056 | ADE | −0.01374 | 0.00448 | −0.01349 | 0.08298 | 0.10795 | 0.07554 | 0.00457 | 0.00786 | RTADE | −0.00128 | 0.01705 | 0.00123 | 0.10464 | 0.13574 | 0.11187 | 0.00424 | 0.00621 | LTADE | 0.00299 | 0.00385 | −0.00003 | 0.10600 | 0.09997 | 0.08242 | 0.00107 | 0.00206 | MLE | 300 | 0.00183 | 0.00407 | 0.00175 | 0.04342 | 0.05514 | 0.03675 | 0.00107 | 0.00211 | CVM | −0.00235 | 0.00407 | −0.00182 | 0.05171 | 0.06660 | 0.05392 | 0.00111 | 0.00192 | OLS | −0.00645 | 0.00625 | −0.00608 | 0.04918 | 0.06369 | 0.05118 | 0.00234 | 0.00443 | WLS | 0.02745 | 0.02220 | 0.02627 | 0.05793 | 0.06226 | 0.04997 | 0.01035 | 0.01981 | ADE | −0.00733 | −0.00022 | −0.00641 | 0.04531 | 0.05858 | 0.04222 | 0.00231 | 0.00352 | RTADE | −0.00295 | 0.00490 | −0.00188 | 0.05941 | 0.07330 | 0.06209 | 0.00132 | 0.00225 | LTADE | 0.00260 | 0.00491 | 0.00065 | 0.05970 | 0.05657 | 0.04620 | 0.00129 | 0.00247 | MLE | 500 | 0.00143 | 0.00178 | 0.00174 | 0.03293 | 0.04348 | 0.02747 | 0.00073 | 0.00144 | CVM | −0.00150 | 0.00163 | −0.00096 | 0.03875 | 0.05072 | 0.04004 | 0.00050 | 0.00095 | OLS | −0.00150 | 0.00521 | −0.00210 | 0.03875 | 0.04898 | 0.03977 | 0.00140 | 0.00214 | WLS | 0.02026 | 0.01720 | 0.01927 | 0.04338 | 0.04819 | 0.03709 | 0.00773 | 0.01493 | ADE | −0.00317 | 0.00139 | −0.00317 | 0.03543 | 0.04549 | 0.03251 | 0.00106 | 0.00189 | RTADE | 0.00120 | 0.00345 | 0.00141 | 0.04829 | 0.05824 | 0.05054 | 0.00090 | 0.00177 | LTADE | 0.00067 | 0.00138 | −0.00009 | 0.04903 | 0.04558 | 0.03790 | 0.00036 | 0.00064 |
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