fldmean: Field mean
In pRecipe: Precipitation R Recipes

fldmean

R Documentation

Field mean

Description

The function fldmean computes the spatial weighted average for each timestep.

Usage

fldmean(x)

## S4 method for signature 'Raster'
fldmean(x)

## S4 method for signature 'data.table'
fldmean(x)

## S4 method for signature 'character'
fldmean(x)

Arguments

`x`	Raster* object; data.table (see details); filename (character, see details)

Details

If 'x' is a data.table, its columns should be named: "lon", "lat", "date", and "value"

If 'x' is a filename, it should point to a *.nc file.

Value

data.table

Examples

## Not run: 
download_data("gldas-vic", tempdir(), timestep = "yearly")
r <- raster::brick(paste0(tempdir(),
"/gldas-vic_tp_mm_land_194801_201412_025_yearly.nc"))
s <- fldmean(r)

## End(Not run)

pRecipe documentation built on Nov. 23, 2023, 1:08 a.m.