Download Data |
Period Mean (original grids) [mm d-1] |
Model Period Mean (intersection) [mm d-1] |
Model Period Mean (complement) [mm d-1] |
Benchmark Period Mean (intersection) [mm d-1] |
Benchmark Period Mean (complement) [mm d-1] |
Bias [mm d-1] |
RMSE [mm d-1] |
Phase Shift [months] |
Bias Score [1] |
RMSE Score [1] |
Seasonal Cycle Score [1] |
Spatial Distribution Score [1] |
Interannual Variability Score [1] |
Overall Score [1] |
|||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Benchmark | [-] | 1.80 | |||||||||||||||
default | [-] | 1.53 | 1.58 | 0.00 | 1.61 | 2.22 | -0.0294 | 1.10 | 0.751 | 0.84 | 0.57 | 0.92 | 0.98 | 0.83 | 0.79 | ||
default_v11 | [-] | 1.53 | 1.58 | 0.00 | 1.61 | 2.22 | -0.0294 | 1.10 | 0.751 | 0.84 | 0.57 | 0.92 | 0.98 | 0.83 | 0.79 | ||
vbe | [-] | 1.53 | 1.58 | 0.00 | 1.61 | 2.22 | -0.0294 | 1.10 | 0.751 | 0.84 | 0.57 | 0.92 | 0.98 | 0.83 | 0.79 | ||
vbe_v11 | [-] | 1.53 | 1.58 | 0.00 | 1.61 | 2.22 | -0.0294 | 1.10 | 0.751 | 0.84 | 0.57 | 0.92 | 0.98 | 0.83 | 0.79 |
Download Data |
Period Mean (original grids) [mm d-1] |
Model Period Mean (intersection) [mm d-1] |
Model Period Mean (complement) [mm d-1] |
Benchmark Period Mean (intersection) [mm d-1] |
Benchmark Period Mean (complement) [mm d-1] |
Bias [mm d-1] |
RMSE [mm d-1] |
Phase Shift [months] |
Bias Score [1] |
RMSE Score [1] |
Seasonal Cycle Score [1] |
Spatial Distribution Score [1] |
Interannual Variability Score [1] |
Overall Score [1] |
|||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Benchmark | [-] | 1.64 | |||||||||||||||
default | [-] | 1.38 | 1.38 | 0.00 | 1.61 | 2.22 | -0.218 | 0.553 | 0.939 | 0.73 | 0.57 | 0.83 | 0.98 | 0.88 | 0.76 | ||
default_v11 | [-] | 1.38 | 1.38 | 0.00 | 1.61 | 2.22 | -0.218 | 0.553 | 0.939 | 0.73 | 0.57 | 0.83 | 0.98 | 0.88 | 0.76 | ||
vbe | [-] | 1.38 | 1.38 | 0.00 | 1.61 | 2.22 | -0.218 | 0.553 | 0.939 | 0.73 | 0.57 | 0.83 | 0.98 | 0.88 | 0.76 | ||
vbe_v11 | [-] | 1.38 | 1.38 | 0.00 | 1.61 | 2.22 | -0.218 | 0.553 | 0.939 | 0.73 | 0.57 | 0.83 | 0.98 | 0.88 | 0.76 |
Download Data |
Period Mean (original grids) [mm d-1] |
Model Period Mean (intersection) [mm d-1] |
Model Period Mean (complement) [mm d-1] |
Benchmark Period Mean (intersection) [mm d-1] |
Benchmark Period Mean (complement) [mm d-1] |
Bias [mm d-1] |
RMSE [mm d-1] |
Phase Shift [months] |
Bias Score [1] |
RMSE Score [1] |
Seasonal Cycle Score [1] |
Spatial Distribution Score [1] |
Interannual Variability Score [1] |
Overall Score [1] |
|||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Benchmark | [-] | 1.67 | |||||||||||||||
default | [-] | 1.53 | 1.51 | 0.00 | 1.51 | 2.18 | 0.00994 | 0.758 | 0.535 | 0.70 | 0.51 | 0.92 | 0.95 | 0.73 | 0.72 | ||
default_v11 | [-] | 1.53 | 1.51 | 0.00 | 1.51 | 2.18 | 0.00994 | 0.758 | 0.535 | 0.70 | 0.51 | 0.92 | 0.95 | 0.73 | 0.72 | ||
vbe | [-] | 1.53 | 1.51 | 0.00 | 1.51 | 2.18 | 0.00994 | 0.758 | 0.535 | 0.70 | 0.51 | 0.92 | 0.95 | 0.73 | 0.72 | ||
vbe_v11 | [-] | 1.53 | 1.51 | 0.00 | 1.51 | 2.18 | 0.00994 | 0.758 | 0.535 | 0.70 | 0.51 | 0.92 | 0.95 | 0.73 | 0.72 |
Download Data |
Period Mean (original grids) [mm d-1] |
Model Period Mean (intersection) [mm d-1] |
Model Period Mean (complement) [mm d-1] |
Benchmark Period Mean (intersection) [mm d-1] |
Benchmark Period Mean (complement) [mm d-1] |
Bias [mm d-1] |
RMSE [mm d-1] |
Phase Shift [months] |
Bias Score [1] |
RMSE Score [1] |
Seasonal Cycle Score [1] |
Spatial Distribution Score [1] |
Interannual Variability Score [1] |
Overall Score [1] |
|||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Benchmark | [-] | 3.34 | |||||||||||||||
default | [-] | 2.91 | 2.94 | 0.00 | 3.10 | 3.61 | -0.162 | 2.06 | 0.798 | 0.74 | 0.50 | 0.89 | 0.97 | 0.74 | 0.72 | ||
default_v11 | [-] | 2.91 | 2.94 | 0.00 | 3.10 | 3.61 | -0.162 | 2.06 | 0.798 | 0.74 | 0.50 | 0.89 | 0.97 | 0.74 | 0.72 | ||
vbe | [-] | 2.91 | 2.94 | 0.00 | 3.10 | 3.61 | -0.162 | 2.06 | 0.798 | 0.74 | 0.50 | 0.89 | 0.97 | 0.74 | 0.72 | ||
vbe_v11 | [-] | 2.91 | 2.94 | 0.00 | 3.10 | 3.61 | -0.162 | 2.06 | 0.798 | 0.74 | 0.50 | 0.89 | 0.97 | 0.74 | 0.72 |
Download Data |
Period Mean (original grids) [mm d-1] |
Model Period Mean (intersection) [mm d-1] |
Model Period Mean (complement) [mm d-1] |
Benchmark Period Mean (intersection) [mm d-1] |
Benchmark Period Mean (complement) [mm d-1] |
Bias [mm d-1] |
RMSE [mm d-1] |
Phase Shift [months] |
Bias Score [1] |
RMSE Score [1] |
Seasonal Cycle Score [1] |
Spatial Distribution Score [1] |
Interannual Variability Score [1] |
Overall Score [1] |
|||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Benchmark | [-] | 1.53 | |||||||||||||||
default | [-] | 1.25 | 1.24 | 0.00 | 1.43 | 3.50 | -0.182 | 0.783 | 0.866 | 0.74 | 0.55 | 0.86 | 0.98 | 0.81 | 0.75 | ||
default_v11 | [-] | 1.25 | 1.24 | 0.00 | 1.43 | 3.50 | -0.182 | 0.783 | 0.866 | 0.74 | 0.55 | 0.86 | 0.98 | 0.81 | 0.75 | ||
vbe | [-] | 1.25 | 1.24 | 0.00 | 1.43 | 3.50 | -0.182 | 0.783 | 0.866 | 0.74 | 0.55 | 0.86 | 0.98 | 0.81 | 0.75 | ||
vbe_v11 | [-] | 1.25 | 1.24 | 0.00 | 1.43 | 3.50 | -0.182 | 0.783 | 0.866 | 0.74 | 0.55 | 0.86 | 0.98 | 0.81 | 0.75 |
Download Data |
Period Mean (original grids) [mm d-1] |
Model Period Mean (intersection) [mm d-1] |
Model Period Mean (complement) [mm d-1] |
Benchmark Period Mean (intersection) [mm d-1] |
Benchmark Period Mean (complement) [mm d-1] |
Bias [mm d-1] |
RMSE [mm d-1] |
Phase Shift [months] |
Bias Score [1] |
RMSE Score [1] |
Seasonal Cycle Score [1] |
Spatial Distribution Score [1] |
Interannual Variability Score [1] |
Overall Score [1] |
|||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Benchmark | [-] | 6.26 | |||||||||||||||
default | [-] | 6.96 | 6.83 | 0.00 | 6.61 | 5.95 | 0.239 | 3.55 | 1.65 | 0.65 | 0.37 | 0.73 | 0.94 | 0.71 | 0.63 | ||
default_v11 | [-] | 6.96 | 6.83 | 0.00 | 6.61 | 5.95 | 0.239 | 3.55 | 1.65 | 0.65 | 0.37 | 0.73 | 0.94 | 0.71 | 0.63 | ||
vbe | [-] | 6.96 | 6.83 | 0.00 | 6.61 | 5.95 | 0.239 | 3.55 | 1.65 | 0.65 | 0.37 | 0.73 | 0.94 | 0.71 | 0.63 | ||
vbe_v11 | [-] | 6.96 | 6.83 | 0.00 | 6.61 | 5.95 | 0.239 | 3.55 | 1.65 | 0.65 | 0.37 | 0.73 | 0.94 | 0.71 | 0.63 |
Download Data |
Period Mean (original grids) [mm d-1] |
Model Period Mean (intersection) [mm d-1] |
Model Period Mean (complement) [mm d-1] |
Benchmark Period Mean (intersection) [mm d-1] |
Benchmark Period Mean (complement) [mm d-1] |
Bias [mm d-1] |
RMSE [mm d-1] |
Phase Shift [months] |
Bias Score [1] |
RMSE Score [1] |
Seasonal Cycle Score [1] |
Spatial Distribution Score [1] |
Interannual Variability Score [1] |
Overall Score [1] |
|||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Benchmark | [-] | 2.56 | |||||||||||||||
default | [-] | 2.19 | 2.18 | 0.00 | 2.47 | 2.97 | -0.285 | 1.09 | 0.953 | 0.71 | 0.54 | 0.85 | 0.98 | 0.83 | 0.74 | ||
default_v11 | [-] | 2.19 | 2.18 | 0.00 | 2.47 | 2.97 | -0.285 | 1.09 | 0.953 | 0.71 | 0.54 | 0.85 | 0.98 | 0.83 | 0.74 | ||
vbe | [-] | 2.19 | 2.18 | 0.00 | 2.47 | 2.97 | -0.285 | 1.09 | 0.953 | 0.71 | 0.54 | 0.85 | 0.98 | 0.83 | 0.74 | ||
vbe_v11 | [-] | 2.19 | 2.18 | 0.00 | 2.47 | 2.97 | -0.285 | 1.09 | 0.953 | 0.71 | 0.54 | 0.85 | 0.98 | 0.83 | 0.74 |
Download Data |
Period Mean (original grids) [mm d-1] |
Model Period Mean (intersection) [mm d-1] |
Model Period Mean (complement) [mm d-1] |
Benchmark Period Mean (intersection) [mm d-1] |
Benchmark Period Mean (complement) [mm d-1] |
Bias [mm d-1] |
RMSE [mm d-1] |
Phase Shift [months] |
Bias Score [1] |
RMSE Score [1] |
Seasonal Cycle Score [1] |
Spatial Distribution Score [1] |
Interannual Variability Score [1] |
Overall Score [1] |
|||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Benchmark | [-] | 2.68 | |||||||||||||||
default | [-] | 2.36 | 2.25 | 0.00 | 2.31 | 2.89 | -0.0572 | 1.27 | 1.03 | 0.74 | 0.51 | 0.87 | 0.97 | 0.75 | 0.72 | ||
default_v11 | [-] | 2.36 | 2.25 | 0.00 | 2.31 | 2.89 | -0.0572 | 1.27 | 1.03 | 0.74 | 0.51 | 0.87 | 0.97 | 0.75 | 0.72 | ||
vbe | [-] | 2.36 | 2.25 | 0.00 | 2.31 | 2.89 | -0.0572 | 1.27 | 1.03 | 0.74 | 0.51 | 0.87 | 0.97 | 0.75 | 0.72 | ||
vbe_v11 | [-] | 2.36 | 2.25 | 0.00 | 2.31 | 2.89 | -0.0572 | 1.27 | 1.03 | 0.74 | 0.51 | 0.87 | 0.97 | 0.75 | 0.72 |
Download Data |
Period Mean (original grids) [mm d-1] |
Model Period Mean (intersection) [mm d-1] |
Model Period Mean (complement) [mm d-1] |
Benchmark Period Mean (intersection) [mm d-1] |
Benchmark Period Mean (complement) [mm d-1] |
Bias [mm d-1] |
RMSE [mm d-1] |
Phase Shift [months] |
Bias Score [1] |
RMSE Score [1] |
Seasonal Cycle Score [1] |
Spatial Distribution Score [1] |
Interannual Variability Score [1] |
Overall Score [1] |
|||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Benchmark | [-] | 0.640 | |||||||||||||||
default | [-] | 0.484 | 0.511 | 0.00 | 0.601 | 1.30 | -0.0898 | 0.513 | 1.19 | 0.73 | 0.50 | 0.86 | 0.97 | 0.76 | 0.72 | ||
default_v11 | [-] | 0.484 | 0.511 | 0.00 | 0.601 | 1.30 | -0.0898 | 0.513 | 1.19 | 0.73 | 0.50 | 0.87 | 0.97 | 0.76 | 0.72 | ||
vbe | [-] | 0.484 | 0.511 | 0.00 | 0.601 | 1.30 | -0.0898 | 0.513 | 1.19 | 0.73 | 0.50 | 0.87 | 0.97 | 0.76 | 0.72 | ||
vbe_v11 | [-] | 0.484 | 0.511 | 0.00 | 0.601 | 1.30 | -0.0898 | 0.513 | 1.19 | 0.73 | 0.50 | 0.87 | 0.97 | 0.76 | 0.72 |
Download Data |
Period Mean (original grids) [mm d-1] |
Model Period Mean (intersection) [mm d-1] |
Model Period Mean (complement) [mm d-1] |
Benchmark Period Mean (intersection) [mm d-1] |
Benchmark Period Mean (complement) [mm d-1] |
Bias [mm d-1] |
RMSE [mm d-1] |
Phase Shift [months] |
Bias Score [1] |
RMSE Score [1] |
Seasonal Cycle Score [1] |
Spatial Distribution Score [1] |
Interannual Variability Score [1] |
Overall Score [1] |
|||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Benchmark | [-] | 2.39 | |||||||||||||||
default | [-] | 2.10 | 2.13 | 0.00 | 2.20 | 3.75 | -0.0646 | 1.27 | 0.531 | 0.81 | 0.55 | 0.92 | 0.98 | 0.67 | 0.75 | ||
default_v11 | [-] | 2.10 | 2.13 | 0.00 | 2.20 | 3.75 | -0.0646 | 1.27 | 0.531 | 0.81 | 0.55 | 0.92 | 0.98 | 0.67 | 0.75 | ||
vbe | [-] | 2.10 | 2.13 | 0.00 | 2.20 | 3.75 | -0.0646 | 1.27 | 0.531 | 0.81 | 0.55 | 0.92 | 0.98 | 0.67 | 0.75 | ||
vbe_v11 | [-] | 2.10 | 2.13 | 0.00 | 2.20 | 3.75 | -0.0646 | 1.27 | 0.531 | 0.81 | 0.55 | 0.92 | 0.98 | 0.67 | 0.75 |
Download Data |
Period Mean (original grids) [mm d-1] |
Model Period Mean (intersection) [mm d-1] |
Model Period Mean (complement) [mm d-1] |
Benchmark Period Mean (intersection) [mm d-1] |
Benchmark Period Mean (complement) [mm d-1] |
Bias [mm d-1] |
RMSE [mm d-1] |
Phase Shift [months] |
Bias Score [1] |
RMSE Score [1] |
Seasonal Cycle Score [1] |
Spatial Distribution Score [1] |
Interannual Variability Score [1] |
Overall Score [1] |
|||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Benchmark | [-] | 5.61 | |||||||||||||||
default | [-] | 6.20 | 6.24 | 0.00 | 6.30 | 3.61 | -0.0247 | 2.95 | 0.838 | 0.67 | 0.50 | 0.88 | 0.89 | 0.72 | 0.69 | ||
default_v11 | [-] | 6.20 | 6.24 | 0.00 | 6.30 | 3.61 | -0.0246 | 2.95 | 0.838 | 0.67 | 0.50 | 0.88 | 0.89 | 0.72 | 0.69 | ||
vbe | [-] | 6.20 | 6.24 | 0.00 | 6.30 | 3.61 | -0.0246 | 2.95 | 0.838 | 0.67 | 0.50 | 0.88 | 0.89 | 0.72 | 0.69 | ||
vbe_v11 | [-] | 6.20 | 6.24 | 0.00 | 6.30 | 3.61 | -0.0246 | 2.95 | 0.838 | 0.67 | 0.50 | 0.88 | 0.89 | 0.72 | 0.69 |
Download Data |
Period Mean (original grids) [mm d-1] |
Model Period Mean (intersection) [mm d-1] |
Model Period Mean (complement) [mm d-1] |
Benchmark Period Mean (intersection) [mm d-1] |
Benchmark Period Mean (complement) [mm d-1] |
Bias [mm d-1] |
RMSE [mm d-1] |
Phase Shift [months] |
Bias Score [1] |
RMSE Score [1] |
Seasonal Cycle Score [1] |
Spatial Distribution Score [1] |
Interannual Variability Score [1] |
Overall Score [1] |
|||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Benchmark | [-] | 4.14 | |||||||||||||||
default | [-] | 3.98 | 3.96 | 0.00 | 4.08 | 4.28 | -0.117 | 2.72 | 0.613 | 0.79 | 0.55 | 0.92 | 0.91 | 0.74 | 0.74 | ||
default_v11 | [-] | 3.98 | 3.96 | 0.00 | 4.08 | 4.28 | -0.117 | 2.72 | 0.613 | 0.79 | 0.55 | 0.92 | 0.91 | 0.74 | 0.74 | ||
vbe | [-] | 3.98 | 3.96 | 0.00 | 4.08 | 4.28 | -0.117 | 2.72 | 0.613 | 0.79 | 0.55 | 0.92 | 0.91 | 0.74 | 0.74 | ||
vbe_v11 | [-] | 3.98 | 3.96 | 0.00 | 4.08 | 4.28 | -0.117 | 2.72 | 0.613 | 0.79 | 0.55 | 0.92 | 0.91 | 0.74 | 0.74 |
Download Data |
Period Mean (original grids) [mm d-1] |
Model Period Mean (intersection) [mm d-1] |
Model Period Mean (complement) [mm d-1] |
Benchmark Period Mean (intersection) [mm d-1] |
Benchmark Period Mean (complement) [mm d-1] |
Bias [mm d-1] |
RMSE [mm d-1] |
Phase Shift [months] |
Bias Score [1] |
RMSE Score [1] |
Seasonal Cycle Score [1] |
Spatial Distribution Score [1] |
Interannual Variability Score [1] |
Overall Score [1] |
|||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Benchmark | [-] | 2.33 | |||||||||||||||
default | [-] | 2.40 | 2.43 | 0.00 | 2.55 | 1.61 | -0.123 | 1.37 | 0.689 | 0.82 | 0.56 | 0.91 | 0.99 | 0.70 | 0.76 | ||
default_v11 | [-] | 2.40 | 2.43 | 0.00 | 2.55 | 1.61 | -0.123 | 1.37 | 0.689 | 0.82 | 0.56 | 0.91 | 0.99 | 0.70 | 0.76 | ||
vbe | [-] | 2.40 | 2.43 | 0.00 | 2.55 | 1.61 | -0.123 | 1.37 | 0.689 | 0.82 | 0.56 | 0.91 | 0.99 | 0.70 | 0.76 | ||
vbe_v11 | [-] | 2.40 | 2.43 | 0.00 | 2.55 | 1.61 | -0.123 | 1.37 | 0.689 | 0.82 | 0.56 | 0.91 | 0.99 | 0.70 | 0.76 |
Download Data |
Period Mean (original grids) [mm d-1] |
Model Period Mean (intersection) [mm d-1] |
Model Period Mean (complement) [mm d-1] |
Benchmark Period Mean (intersection) [mm d-1] |
Benchmark Period Mean (complement) [mm d-1] |
Bias [mm d-1] |
RMSE [mm d-1] |
Phase Shift [months] |
Bias Score [1] |
RMSE Score [1] |
Seasonal Cycle Score [1] |
Spatial Distribution Score [1] |
Interannual Variability Score [1] |
Overall Score [1] |
|||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Benchmark | [-] | 3.52 | |||||||||||||||
default | [-] | 3.81 | 3.86 | 0.00 | 3.98 | 2.87 | -0.116 | 1.79 | 0.745 | 0.78 | 0.55 | 0.92 | 0.97 | 0.74 | 0.75 | ||
default_v11 | [-] | 3.81 | 3.86 | 0.00 | 3.98 | 2.87 | -0.116 | 1.79 | 0.745 | 0.78 | 0.55 | 0.92 | 0.97 | 0.74 | 0.75 | ||
vbe | [-] | 3.81 | 3.86 | 0.00 | 3.98 | 2.87 | -0.116 | 1.79 | 0.745 | 0.78 | 0.55 | 0.92 | 0.97 | 0.74 | 0.75 | ||
vbe_v11 | [-] | 3.81 | 3.86 | 0.00 | 3.98 | 2.87 | -0.116 | 1.79 | 0.745 | 0.78 | 0.55 | 0.92 | 0.97 | 0.74 | 0.75 |
Download Data |
Period Mean (original grids) [mm d-1] |
Model Period Mean (intersection) [mm d-1] |
Model Period Mean (complement) [mm d-1] |
Benchmark Period Mean (intersection) [mm d-1] |
Benchmark Period Mean (complement) [mm d-1] |
Bias [mm d-1] |
RMSE [mm d-1] |
Phase Shift [months] |
Bias Score [1] |
RMSE Score [1] |
Seasonal Cycle Score [1] |
Spatial Distribution Score [1] |
Interannual Variability Score [1] |
Overall Score [1] |
|||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Benchmark | [-] | 2.55 | |||||||||||||||
default | [-] | 2.20 | 2.19 | 0.00 | 2.36 | 3.85 | -0.176 | 0.948 | 0.903 | 0.81 | 0.54 | 0.86 | 0.99 | 0.86 | 0.77 | ||
default_v11 | [-] | 2.20 | 2.19 | 0.00 | 2.36 | 3.85 | -0.176 | 0.948 | 0.903 | 0.81 | 0.54 | 0.86 | 0.99 | 0.86 | 0.77 | ||
vbe | [-] | 2.20 | 2.19 | 0.00 | 2.36 | 3.85 | -0.176 | 0.948 | 0.903 | 0.81 | 0.54 | 0.86 | 0.99 | 0.86 | 0.77 | ||
vbe_v11 | [-] | 2.20 | 2.19 | 0.00 | 2.36 | 3.85 | -0.176 | 0.948 | 0.903 | 0.81 | 0.54 | 0.86 | 0.99 | 0.86 | 0.77 |
creation_date: Fri Nov 1 11:55:49 PDT 2013
Conventions: Please contact Prof. James Randerson (Email: jranders@uci.edu) or Dr. Mingquan Mu (mmu@uci.edu) for any question
source_file: This product is generated from monthly GPCP version 2 precipitation observations
title: derived GPCP version 2 precipitation
Approach: I read the monthly global precipitation data from original file, and interpolated from the original resolution in 2.5x2.5 degree to the final one in 0.5x0.5 degree. Meanwhile I also converted the unit from mm/day to Kg m-2 s-1. The final data were saved by each month and each year.
Temporal resolution: monthly
General information: This product was derived from GPCP Version 2.2 Combined Precipitation Data Set.
Spatial resolution: 0.5x0.5 degree
Derived data code: http://redwood.ess.uci.edu/mingquan/www/ILAMB/Download/CODES/CODES/subroutines/convert/convert-pr-gpcp2.ncl