Table 9 Monthly rainfall comparison of observed, three RCM outputs, and five BCMs
Frequency-based indices | Â | Time-series-based metrics | Â | ||||||
|---|---|---|---|---|---|---|---|---|---|
RCMs | BCMs | Mean (mm) | SD (–) | CV (–) | 99th % (mm) | R2 (–) | RMSE (mm/day) | MAE (mm/day) | \({P}_{BIAS}\)(%) |
|  | Obser | 75.48 | 51.56 | 0.68 | 152.50 | – | – | – | – |
| Â | SIM | 87.07 | 73.88 | 0.85 | 208.97 | 0.95 | 29.81 | 22.96 | 5.36 |
GERICS- MPI | LS | 75.49 | 51.55 | 0.68 | 152.51 | 0.99 | 0.01 | 0.01 | 0.00 |
| Â | LOCI | 75.48 | 51.55 | 0.68 | 152.50 | 0.99 | 0.01 | 0.01 | 0.00 |
| Â | PT | 75.48 | 51.56 | 0.68 | 152.51 | 0.99 | 0.01 | 0.01 | 0.00 |
|  | DM | 73.21 | 51.70 | 0.73 | 151.85 | 0.99 | 6.31 | 4.50 | − 2.66 |
| Â | ECDF | 75.46 | 41.66 | 0.59 | 135.31 | 0.99 | 0.01 | 0.01 | 0.00 |
|  | Obser | 75.48 | 51.56 | 0.68 | 152.50 | – | – | – | – |
| Â | SIM | 87.77 | 84.60 | 0.96 | 243.09 | 0.87 | 46.72 | 34.64 | 6.28 |
RAC4- NOAA-2G | LS | 75.48 | 51.56 | 0.68 | 152.51 | 1.00 | 0.01 | 0.01 | 0.00 |
| Â | LOCI | 75.48 | 51.56 | 0.68 | 152.51 | 1.00 | 0.01 | 0.01 | 0.00 |
| Â | PT | 75.48 | 51.56 | 0.68 | 152.51 | 1.00 | 0.01 | 0.01 | 0.00 |
|  | DM | 63.24 | 54.11 | 0.86 | 151.52 | 0.99 | 25.74 | 12.24 | − 3.22 |
| Â | ECDF | 75.48 | 41.66 | 0.55 | 135.31 | 1.00 | 0.01 | 0.01 | 0.00 |
|  | Obser | 75.48 | 51.56 | 0.68 | 152.50 | – | – | – | – |
| Â | SIM | 90.57 | 67.77 | 0.75 | 214.99 | 0.71 | 48.20 | 31.35 | 9.99 |
CCLM4-NCC- AFR-22 | LS | 75.79 | 47.89 | 0.63 | 151.15 | 0.99 | 5.58 | 4.54 | 0.40 |
| Â | LOCI | 75.44 | 41.68 | 0.55 | 135.31 | 0.99 | 5.32 | 3.29 | 0.03 |
| Â | PT | 75.44 | 41.68 | 0.55 | 135.31 | 0.99 | 4.32 | 3.28 | 0.30 |
| Â | DM | 70.38 | 42.56 | 0.60 | 134.90 | 0.99 | 5.01 | 2.71 | 0.02 |
| Â | ECDF | 75.04 | 41.68 | 0.56 | 135.31 | 0.99 | 3.32 | 2.29 | 0.01 |