Table 3 Error statistics of k-fold cross-validations (k = 30) for precipitation (mm/month) and temperature (°C/day) interpolations for monthly average for 17 years
From: Developing drought stress index for monitoring Pinus densiflora diebacks in Korea
Month | Precipitation | Temperature | ||
|---|---|---|---|---|
RMSE | ME | RMSE | ME | |
Jan | 6.95 | 0.11 | 0.88 | 0.00 |
Feb | 15.71 | − 0.01 | 0.73 | 0.01 |
Mar | 18.76 | 0.09 | 0.73 | 0.00 |
Apr | 15.16 | 0.07 | 0.66 | 0.01 |
May | 24.39 | 0.23 | 0.66 | 0.00 |
Jun | 19.02 | 0.13 | 0.70 | 0.00 |
Jul | 51.14 | 0.13 | 0.66 | 0.00 |
Aug | 66.99 | 0.81 | 0.67 | 0.00 |
Sep | 56.23 | − 0.71 | 0.68 | 0.00 |
Oct | 11.19 | 0.17 | 0.79 | 0.00 |
Nov | 4.81 | 0.02 | 0.91 | 0.00 |
Dec | 7.17 | 0.15 | 0.79 | 0.00 |