Africa - Central Africa - Sahel Africa - South Asia - East Siberia Asia - Indonesia Asia - North Central Asia - South Central Asia and China Asia - Southeast Asia and India Asia - West Siberia Australia Europe Global - Land Middle East and Sahara North America - Alaska and Northern Canada North America - Central America North America - Eastern United States North America - Southern Canada North America - Western United States South America - Amazon South America - Southeast South America - Southwest

	Download Data	Period Mean (original grids) [mm d-1]	Model Period Mean (intersection) [mm d-1]	Benchmark Period Mean (intersection) [mm d-1]	Model Period Mean (complement) [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]	Overall Score [1]
Benchmark	[-]	3.60
Fullgrid	[-]	3.67	3.62	3.60		3.04		0.0727	1.09	0.993		0.576	0.616	0.857	0.981	0.729
Sparsegrid	[-]	3.63	3.59	3.61		3.09		-0.0297	2.30	1.96		0.501	0.313	0.693	0.974	0.559

	Download Data	Period Mean (original grids) [mm d-1]	Model Period Mean (intersection) [mm d-1]	Benchmark Period Mean (intersection) [mm d-1]	Model Period Mean (complement) [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]	Overall Score [1]
Benchmark	[-]	2.28
Fullgrid	[-]	2.34	2.34	2.25		5.03		0.122	0.737	0.231		0.573	0.646	0.976	0.973	0.763
Sparsegrid	[-]	2.26	2.25	2.28		5.26		-0.0134	1.98	1.55		0.514	0.375	0.740	0.965	0.594

	Download Data	Period Mean (original grids) [mm d-1]	Model Period Mean (intersection) [mm d-1]	Benchmark Period Mean (intersection) [mm d-1]	Model Period Mean (complement) [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]	Overall Score [1]
Benchmark	[-]	2.29
Fullgrid	[-]	2.34	2.36	2.32		2.08		0.0719	0.746	0.757		0.670	0.692	0.906	0.986	0.789
Sparsegrid	[-]	2.27	2.27	2.30		2.08		-0.0165	1.33	1.27		0.566	0.500	0.823	0.976	0.673

	Download Data	Period Mean (original grids) [mm d-1]	Model Period Mean (intersection) [mm d-1]	Benchmark Period Mean (intersection) [mm d-1]	Model Period Mean (complement) [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]	Overall Score [1]
Benchmark	[-]	0.943
Fullgrid	[-]	0.958	0.958	0.956		1.11		0.0327	0.255	0.517		0.744	0.704	0.949	0.992	0.818
Sparsegrid	[-]	0.951	0.952	0.934		1.10		0.0210	0.380	0.613		0.642	0.626	0.940	0.969	0.760

	Download Data	Period Mean (original grids) [mm d-1]	Model Period Mean (intersection) [mm d-1]	Benchmark Period Mean (intersection) [mm d-1]	Model Period Mean (complement) [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]	Overall Score [1]
Benchmark	[-]	6.69
Fullgrid	[-]	7.73	7.76	6.92		6.75		0.531	1.94	1.36		0.563	0.638	0.816	0.873	0.706
Sparsegrid	[-]	7.38	7.44	6.71		6.57		0.730	3.38	2.44		0.526	0.337	0.609	0.905	0.543

	Download Data	Period Mean (original grids) [mm d-1]	Model Period Mean (intersection) [mm d-1]	Benchmark Period Mean (intersection) [mm d-1]	Model Period Mean (complement) [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]	Overall Score [1]
Benchmark	[-]	1.33
Fullgrid	[-]	1.45	1.46	1.37		2.02		0.115	0.239	0.305		0.765	0.802	0.978	0.993	0.868
Sparsegrid	[-]	1.41	1.43	1.33		1.94		0.0948	0.336	0.744		0.697	0.702	0.926	0.982	0.802

	Download Data	Period Mean (original grids) [mm d-1]	Model Period Mean (intersection) [mm d-1]	Benchmark Period Mean (intersection) [mm d-1]	Model Period Mean (complement) [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]	Overall Score [1]
Benchmark	[-]	1.56
Fullgrid	[-]	1.43	1.43	1.55		4.39		0.0307	0.467	0.636		0.677	0.729	0.911	0.980	0.805
Sparsegrid	[-]	1.56	1.55	1.54		4.36		0.0172	0.681	0.870		0.586	0.606	0.890	0.976	0.733

	Download Data	Period Mean (original grids) [mm d-1]	Model Period Mean (intersection) [mm d-1]	Benchmark Period Mean (intersection) [mm d-1]	Model Period Mean (complement) [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]	Overall Score [1]
Benchmark	[-]	3.59
Fullgrid	[-]	3.59	3.50	3.59		4.18		0.485	2.13	0.969		0.521	0.471	0.873	0.862	0.640
Sparsegrid	[-]	4.08	4.00	3.58		4.16		0.419	2.89	1.69		0.463	0.334	0.744	0.823	0.540

	Download Data	Period Mean (original grids) [mm d-1]	Model Period Mean (intersection) [mm d-1]	Benchmark Period Mean (intersection) [mm d-1]	Model Period Mean (complement) [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]	Overall Score [1]
Benchmark	[-]	0.964
Fullgrid	[-]	1.11	1.12	0.986		0.553		0.113	0.220	0.370		0.726	0.786	0.968	0.993	0.852
Sparsegrid	[-]	1.02	1.04	0.970		0.555		0.0710	0.335	0.981		0.633	0.672	0.892	0.982	0.770

	Download Data	Period Mean (original grids) [mm d-1]	Model Period Mean (intersection) [mm d-1]	Benchmark Period Mean (intersection) [mm d-1]	Model Period Mean (complement) [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]	Overall Score [1]
Benchmark	[-]	1.60
Fullgrid	[-]	1.42	1.40	1.57		2.59		0.0632	0.517	0.761		0.646	0.731	0.898	0.907	0.783
Sparsegrid	[-]	1.59	1.56	1.56		2.58		0.00808	0.988	1.54		0.514	0.534	0.753	0.880	0.643

	Download Data	Period Mean (original grids) [mm d-1]	Model Period Mean (intersection) [mm d-1]	Benchmark Period Mean (intersection) [mm d-1]	Model Period Mean (complement) [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]	Overall Score [1]
Benchmark	[-]	1.94
Fullgrid	[-]	2.13	2.13	1.94		2.49		0.247	0.519	0.751		0.615	0.773	0.896	0.839	0.779
Sparsegrid	[-]	2.11	2.11	1.93		2.48		0.177	0.690	1.17		0.587	0.639	0.841	0.738	0.689

	Download Data	Period Mean (original grids) [mm d-1]	Model Period Mean (intersection) [mm d-1]	Benchmark Period Mean (intersection) [mm d-1]	Model Period Mean (complement) [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]	Overall Score [1]
Benchmark	[-]	2.02
Fullgrid	[-]	2.03	2.01	2.02	0.907	3.25		0.161	0.709	1.04		0.639	0.709	0.852	0.938	0.769
Sparsegrid	[-]	2.30	2.27	2.12	0.309	1.15		0.151	1.23	1.52		0.562	0.542	0.773	0.944	0.672

	Download Data	Period Mean (original grids) [mm d-1]	Model Period Mean (intersection) [mm d-1]	Benchmark Period Mean (intersection) [mm d-1]	Model Period Mean (complement) [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]	Overall Score [1]
Benchmark	[-]	0.381
Fullgrid	[-]	0.401	0.392	0.381		1.00		0.0357	0.237	1.22		0.757	0.805	0.816	0.952	0.827
Sparsegrid	[-]	0.393	0.390	0.376		1.01		0.0150	0.333	2.02		0.694	0.713	0.683	0.922	0.745

	Download Data	Period Mean (original grids) [mm d-1]	Model Period Mean (intersection) [mm d-1]	Benchmark Period Mean (intersection) [mm d-1]	Model Period Mean (complement) [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]	Overall Score [1]
Benchmark	[-]	1.08
Fullgrid	[-]	1.06	1.06	1.04	0.317	1.03		0.0425	0.353	0.569		0.686	0.689	0.943	0.957	0.793
Sparsegrid	[-]	1.05	1.05	1.08	0.238	1.08		-0.0236	0.455	0.752		0.614	0.613	0.924	0.946	0.742

	Download Data	Period Mean (original grids) [mm d-1]	Model Period Mean (intersection) [mm d-1]	Benchmark Period Mean (intersection) [mm d-1]	Model Period Mean (complement) [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]	Overall Score [1]
Benchmark	[-]	2.62
Fullgrid	[-]	2.90	2.88	2.59		4.31		0.618	1.30	1.07		0.484	0.574	0.840	0.911	0.677
Sparsegrid	[-]	3.18	3.14	2.53		4.21		0.610	2.53	3.23		0.432	0.233	0.449	0.895	0.448

	Download Data	Period Mean (original grids) [mm d-1]	Model Period Mean (intersection) [mm d-1]	Benchmark Period Mean (intersection) [mm d-1]	Model Period Mean (complement) [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]	Overall Score [1]
Benchmark	[-]	2.74
Fullgrid	[-]	2.98	2.94	2.73		3.37		0.286	0.472	0.877		0.611	0.804	0.876	0.987	0.816
Sparsegrid	[-]	2.88	2.83	2.72		3.43		0.110	0.764	1.85		0.570	0.587	0.717	0.978	0.688

	Download Data	Period Mean (original grids) [mm d-1]	Model Period Mean (intersection) [mm d-1]	Benchmark Period Mean (intersection) [mm d-1]	Model Period Mean (complement) [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]	Overall Score [1]
Benchmark	[-]	2.06
Fullgrid	[-]	2.13	2.10	2.01		3.43		0.277	0.599	0.822		0.612	0.721	0.890	0.899	0.769
Sparsegrid	[-]	2.28	2.25	2.04		3.53		0.205	0.763	0.994		0.513	0.610	0.870	0.932	0.707

	Download Data	Period Mean (original grids) [mm d-1]	Model Period Mean (intersection) [mm d-1]	Benchmark Period Mean (intersection) [mm d-1]	Model Period Mean (complement) [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]	Overall Score [1]
Benchmark	[-]	1.04
Fullgrid	[-]	1.23	1.24	1.05		0.797		0.277	0.511	0.925		0.550	0.718	0.866	0.795	0.729
Sparsegrid	[-]	1.25	1.32	1.04		0.845		0.278	0.752	2.06		0.518	0.522	0.676	0.723	0.592

	Download Data	Period Mean (original grids) [mm d-1]	Model Period Mean (intersection) [mm d-1]	Benchmark Period Mean (intersection) [mm d-1]	Model Period Mean (complement) [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]	Overall Score [1]
Benchmark	[-]	5.43
Fullgrid	[-]	6.20	6.15	5.46		3.82		0.712	1.56	0.736		0.581	0.675	0.916	0.920	0.754
Sparsegrid	[-]	6.41	6.36	5.45		3.77		0.907	3.34	1.97		0.471	0.359	0.698	0.950	0.567

	Download Data	Period Mean (original grids) [mm d-1]	Model Period Mean (intersection) [mm d-1]	Benchmark Period Mean (intersection) [mm d-1]	Model Period Mean (complement) [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]	Overall Score [1]
Benchmark	[-]	3.25
Fullgrid	[-]	3.22	3.23	3.25		3.64		0.00384	0.750	0.763		0.665	0.763	0.908	0.934	0.806
Sparsegrid	[-]	3.07	3.08	3.24		3.75		-0.170	1.50	1.85		0.540	0.519	0.706	0.896	0.636

	Download Data	Period Mean (original grids) [mm d-1]	Model Period Mean (intersection) [mm d-1]	Benchmark Period Mean (intersection) [mm d-1]	Model Period Mean (complement) [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]	Overall Score [1]
Benchmark	[-]	1.27
Fullgrid	[-]	1.48	1.45	1.23		1.94		0.305	1.08	1.01		0.345	0.522	0.867	0.512	0.554
Sparsegrid	[-]	1.69	1.64	1.24		1.98		0.410	1.48	2.32		0.307	0.387	0.634	0.531	0.449

Africa - Central Africa - Sahel Africa - South Asia - East Siberia Asia - Indonesia Asia - North Central Asia - South Central Asia and China Asia - Southeast Asia and India Asia - West Siberia Australia Europe Global - Land Middle East and Sahara North America - Alaska and Northern Canada North America - Central America North America - Eastern United States North America - Southern Canada North America - Western United States South America - Amazon South America - Southeast South America - Southwest Temporally integrated period mean Temporally integrated period mean max month Temporally integrated mean phase shift Temporally integrated mean phase shift score Temporally integrated period mean bias Temporally integrated period mean bias score Temporally integrated period mean rmse Temporally integrated period mean rmse score Spatially integrated regional mean cycle Spatially integrated regional mean detrended cycle Spatially integrated regional mean

  Title:

CPC Merged Analysis of Precipitation (excludes NCEP Reanalysis)

  Version:

1904

  Institutions:

NOAA/OAR/ESRL PSD, Boulder, Colorado, USA

  Source:

Merged Precipitation with gauge observations, a variety of satellite observations and the NCEP–NCAR reanalysis

  History:

2019-04-30: downloaded source from https://www.esrl.noaa.gov/psd/data/gridded/data.cmap.html#detail

2019-07-01: converted to netCDF with https://github.com/mmu2019/Datasets/blob/master/read-pr-cmap.py

  References:

Xie, P., and P.A. Arkin (1997), Global precipitation: A 17-year monthly analysis based on gauge observations, satellite estimates, and numerical model outputs, Bull. Amer. Meteor. Soc., 78, 2539-2558

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  Comments:

time_period: 1979-01 through 2018-12

original_temporal_resolution: monthly

original_spatial_resolution: 2.5 degree

original_units: mm/day

final_temporal_resolution: monthly

final_spatial_resolution: 0.5 degree

final_units: kg/m2/s

  Convention:

CF-1.7