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Subregions based on combining the VCI and TCI spatial patterns from Figure 4.
| No. | Subregions | VCI ICs | TCI ICs |
|---|---|---|---|
| 1 | Northwest | VCI IC2 | TCI IC2 |
| 2 | Northeast | VCI IC4 | TCI IC4 |
| 3 | RRD | VCI IC4 | TCI IC4 |
| 4 | NCC | VCI IC5 | TCI IC3 |
| 5 | SCC | VCI IC5 | TCI IC5 |
| 6 | Highlands | VCI IC3 | TCI IC5 |
| 7 | Southeast | VCI IC3 | TCI IC1 |
| 8 | MRD | VCI IC1 | TCI IC1 |
