terra (version 0.4-3)

modal: modal value

Description

Compute the mode for each cell across the layers of a SpatRaster. The mode, or modal value, is the most frequent value in a set of values.

Usage

# S4 method for SpatRaster
modal(x, ..., ties="first", na.rm=FALSE, filename="", overwrite=FALSE, wopt=list())

Arguments

x

SpatRaster

...

additional argument of the same type as x or numeric

ties

character. Indicates how to treat ties. Either "random", "lowest", "highest", "first", or "NA"

na.rm

logical. If TRUE, NA values are ignored. If FALSE, NA is returned if x has any NA values

filename

character. Output filename. Optional

overwrite

logical. If TRUE, filename is overwritten

wopt

list. Options for writing files as in writeRaster

Value

SpatRaster

Examples

# NOT RUN {
r <- rast(system.file("exdata/logo.tif", package="terra"))   
r <- c(r/2, r, r*2)
m <- modal(r)
# }