Script Library
BasicRainfallAdvanced
GPM vs CHIRPS Comparison
Compare GPM IMERG and CHIRPS rainfall products over a region.
Pipeline (1 steps)
- Compare GPM IMERG and CHIRPS rainfall products over a region.
Datasets
- gpm-imerg
- chirps-daily
Simulated previewPaste the script in Earth Engine for live results
Outputs the script produces
map Map layers
map Scatter plot
map Export GeoTIFF
map Zonal stats table
// GPM vs CHIRPS Comparison
var gpm = ee.ImageCollection('NASA/GPM_L3/IMERG_MONTHLY_V07')
.filterDate(startDate, endDate).filterBounds(aoi).select('precipitation').mean();
var chirps = ee.ImageCollection('UCSB-CHG/CHIRPS/DAILY')
.filterDate(startDate, endDate).filterBounds(aoi).sum().divide(30);
var diff = gpm.subtract(chirps);
var result = diff.clip(aoi);# GPM vs CHIRPS Comparison
import ee
gpm = (ee.ImageCollection('NASA/GPM_L3/IMERG_MONTHLY_V07')
.filterDate(start_date, end_date).filterBounds(aoi).select('precipitation').mean())
chirps = (ee.ImageCollection('UCSB-CHG/CHIRPS/DAILY')
.filterDate(start_date, end_date).filterBounds(aoi).sum().divide(30))
diff = gpm.subtract(chirps)
result = diff.clip(aoi)