ABCDEFGHIJKLMNOPQRSTUVWXYZAAABACADAEAF
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VersionPeriodReleaseGridResolutionalgorithmNote
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temperatureprecipitationrelative humiditywindirradiance
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01987-ieri2005GIAS5 kmIDW + detrending (elevation with inversions)IDW + JRCdew temperature (same as temp)vector interpolation (scalar u, v)-derived variables computed on grid cell
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12001-ieri2010ERG5about 5 kmIDW + detrending (elevation with inversions)IDW + JRCdew temperature (same as temp)vector interpolation (scalar u, v)-derived variables computed on grid cell
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1.5 (new method)2001-ieri2016ERG5about 5 kmShepard + optimal detrending (elevation with inversions, topographic index, urban fraction) + topographic distance + station lapse rate classes (primary, secondary)Shepard + topographic distancedew temperature (same as temp)vector interpolation (scalar u, v)rsun Linke = 4derived variables computed on grid cell
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21991-ieri2022ERG5about 5 kmShepard + optimal detrending (elevation with inversions, topographic index, urban fraction) + topographic distance + station lapse rate classes (primary, secondary)Shepard + topographic distancedew temperature (same as temp)vector interpolation (scalar u, v) + interpolation of scalar intensityrsun, monthly Linke industrialderived variables compute on DEM then aggregated to grid cells, saving of hourly and daily raster maps (DEM resolution), interpolation of daily prec, daily temperatures (min and max), maximum wind intensity
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