Table 9 Concept drift detection results across temporal splits.
Split Transition | Accuracy (%) | Degradation (%) | Severity |
|---|---|---|---|
Split 1 \(\rightarrow\) 2 | 99.72 ± 0.15 | 0.000 | Minimal |
Split 2 \(\rightarrow\) 3 | 99.68 ± 0.18 | 0.040 | Minimal |
Split 3 \(\rightarrow\) 4 | 99.61 ± 0.21 | 0.110 | Minimal |
Split 4 \(\rightarrow\) 5 | 99.54 ± 0.24 | 0.181 | Moderate |
Split 5 \(\rightarrow\) 6 | 99.48 ± 0.28 | 0.241 | Moderate |