Research Article
Effective Utilization of Data for Predicting COVID-19 Dynamics: An Exploration through Machine Learning Models
Table 16
RAE values of support vector regression models for fatal cases.
| Forecast period (days) | Cumulative cases | Daily cases | Germany | Japan | South Korea | Ukraine | Germany | Japan | South Korea | Ukraine |
| Train 3 | 0.02106 | 0.01548 | 0.009339 | 0.037708 | 0.525147 | 0.362153 | 0.530935 | 0.264905 | Test 3 | 1.175869 | 2.261846 | 1.357158 | 0.624051 | 0.88613 | 1.255252 | 1.652311 | 0.5763 | Train 7 | 0.03594 | 0.029272 | 0.02777 | 0.06515 | 0.533342 | 0.395006 | 0.566022 | 0.29647 | Test 7 | 1.534016 | 1.651911 | 0.341557 | 0.15409 | 0.825802 | 0.419491 | 0.396898 | 0.547401 | Train 14 | 0.063465 | 0.054886 | 0.083077 | 0.108502 | 0.632977 | 0.486001 | 0.620467 | 0.385795 | Test 14 | 1.707127 | 1.591522 | 0.150748 | 0.257448 | 0.802261 | 0.602924 | 0.667564 | 0.688777 | Train 21 | 0.090928 | 0.081189 | 0.134317 | 0.16315 | 0.714705 | 0.603202 | 0.724743 | 0.444301 | Test 21 | 1.65779 | 1.575147 | 0.078365 | 0.431956 | 0.776902 | 0.538983 | 0.751257 | 0.847105 | Train 30 | 0.1304 | 0.126756 | 0.208699 | 0.232772 | 0.817074 | 0.696338 | 0.772135 | 0.590408 | Test 30 | 1.732633 | 1.589979 | 0.043109 | 0.626331 | 0.744521 | 0.552149 | 0.806762 | 0.919628 |
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