Research Article
A New Probability Heavy-Tail Model for Stochastic Modeling under Engineering Data
Table 5
Assessment results for parameters a1 = 0.5, a2 = 1.5, and a3 = 2.0.
| | n | BIAS | BIAS | BIAS | RMSE | RMSE | RMSE | AD-abs | AD-max |
| MLE | 50 | 0.00885 | 0.06217 | 0.03964 | 0.06269 | 0.29559 | 0.20936 | 0.00793 | 0.01690 | CVM | −0.00908 | 0.08121 | −0.01376 | 0.07119 | 0.45881 | 0.30663 | 0.00821 | 0.01095 | OLS | −0.00328 | 0.18501 | −0.04216 | 0.07388 | 0.51760 | 0.31744 | 0.01875 | 0.02491 | WLS | 0.05283 | 0.24134 | 0.17774 | 0.09388 | 0.46130 | 0.31077 | 0.03470 | 0.07045 | ADE | −0.00969 | 0.05600 | −0.04430 | 0.06560 | 0.36956 | 0.24170 | 0.00733 | 0.01349 | RTADE | −0.00063 | 0.12571 | 0.01059 | 0.08464 | 0.55454 | 0.34966 | 0.01147 | 0.01982 | LTADE | 0.00376 | 0.04841 | −0.02587 | 0.08020 | 0.32295 | 0.23533 | 0.00561 | 0.00812 | MLE | 100 | 0.00580 | 0.03231 | 0.02356 | 0.04207 | 0.19878 | 0.13836 | 0.00465 | 0.00970 | CVM | −0.00706 | 0.02614 | −0.00757 | 0.04847 | 0.30143 | 0.22060 | 0.00284 | 0.00563 | OLS | −0.00272 | 0.09558 | −0.02214 | 0.04748 | 0.32748 | 0.22913 | 0.00990 | 0.01285 | WLS | 0.03306 | 0.13894 | 0.11702 | 0.05923 | 0.26819 | 0.20083 | 0.02227 | 0.04464 | ADE | −0.00516 | 0.03187 | −0.02296 | 0.04396 | 0.24923 | 0.16899 | 0.00401 | 0.00724 | RTADE | −0.00045 | 0.05001 | 0.00690 | 0.05750 | 0.35380 | 0.23552 | 0.00460 | 0.00821 | LTADE | −0.00002 | 0.01576 | −0.01693 | 0.05938 | 0.22635 | 0.16750 | 0.00215 | 0.00332 | MLE | 300 | 0.00110 | 0.01030 | 0.00510 | 0.02363 | 0.10739 | 0.07680 | 0.00116 | 0.00256 | CVM | −0.00264 | 0.00716 | −0.00265 | 0.02747 | 0.15247 | 0.12939 | 0.00093 | 0.00192 | OLS | −0.00131 | 0.01964 | −0.00493 | 0.02757 | 0.15943 | 0.12587 | 0.00209 | 0.00262 | WLS | 0.01583 | 0.05374 | 0.05783 | 0.03199 | 0.13147 | 0.10605 | 0.01052 | 0.02035 | ADE | −0.00229 | 0.00008 | −0.00746 | 0.02477 | 0.13305 | 0.09243 | 0.00124 | 0.00201 | RTADE | −0.00025 | 0.01914 | 0.00087 | 0.03260 | 0.18249 | 0.13469 | 0.00184 | 0.00301 | LTADE | −0.00020 | 0.00279 | −0.00394 | 0.03369 | 0.12492 | 0.09457 | 0.00045 | 0.00078 | MLE | 500 | −0.00099 | 0.00209 | −0.00118 | 0.01875 | 0.08458 | 0.06002 | 0.00036 | 0.00072 | CVM | −0.00041 | 0.00704 | 0.00064 | 0.02167 | 0.11737 | 0.09842 | 0.00067 | 0.00100 | OLS | −0.00091 | 0.01876 | −0.00696 | 0.02112 | 0.12428 | 0.09796 | 0.00207 | 0.00266 | WLS | −0.01152 | 0.04460 | 0.04226 | 0.02404 | 0.10159 | 0.07950 | 0.00794 | 0.01575 | ADE | −0.00155 | 0.00665 | −0.00707 | 0.01913 | 0.10462 | 0.07197 | 0.00105 | 0.00201 | RTADE | −0.00186 | 0.00904 | −0.00041 | 0.02444 | 0.14030 | 0.10129 | 0.00103 | 0.00190 | LTADE | 0.00027 | 0.00469 | −0.00289 | 0.02588 | 0.09525 | 0.07226 | 0.00056 | 0.00076 |
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