Aggregates over a given property of the objects in a collection, calculating the total variance of the values of the selected property.
Usage
Returns
FeatureCollection.aggregate_total_var(property)
Number
Argument
Type
Details
this: collection
FeatureCollection
The collection to aggregate over.
property
String
The property to use from each element of the collection.
Examples
Code Editor (JavaScript)
// FeatureCollection of power plants in Belgium.
var fc = ee.FeatureCollection('WRI/GPPD/power_plants')
.filter('country_lg == "Belgium"');
print('Total variance of power plant capacities (MW)',
fc.aggregate_total_var('capacitymw')); // 214307.38335169878