Stay organized with collections Save and categorize content based on your preferences.
Apply a reducer to each element of a collection, using the given selectors to determine the inputs.

Returns a dictionary of results, keyed with the output names.

ImageCollection.reduceColumns(reducer, selectors, weightSelectors)Dictionary
this: collectionFeatureCollectionThe collection to aggregate over.
reducerReducerThe reducer to apply.
selectorsListA selector for each input of the reducer.
weightSelectorsList, default: nullA selector for each weighted input of the reducer.