geo (version 1.4-3)

apply.shrink: Apply a function to a vector for a combination of categories.

Description

Apply a function to a vector for a combination of categories.

Usage

apply.shrink(X, INDICES, FUN = NULL, names, ...)

Arguments

X

Input data to FUN

INDICES

list of categories to be combined

FUN

Function to be applied

names

Column names for the resulting dataframe

...

Additional arguments to FUN

Value

Dataframe of outcomes applying FUN to X for the combination of categories in INDICES

See Also

apply.shrink.dataframe, merge

Examples

## stupid example, showing naming of results
names(apply.shrink(depthloc$z,
  list(a=round(depthloc$lat), b=round(depthloc$lon)), mean))
names(apply.shrink(depthloc$z, list(round(depthloc$lat),
  round(depthloc$lon)), mean, names = c("a", "b", "z")))