gratia: is_offset – R documentation

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is_offset

Is a model term an offset?

Description

Given a character vector of model terms, checks to see which, if any, is the model offset.

Usage

is_offset(terms)

Arguments

terms

character vector of model terms.

Value

A logical vector of the same length as terms.

Author(s)

Gavin L. Simpson

Examples

load_mgcv()
df <- gamSim(1, n = 400, dist = "normal")
m <- gam(y ~ s(x0) + s(x1) + offset(x0), data = df, method = "REML")
nm <- names(model.frame(m))
nm
is_offset(nm)

gratia

Graceful 'ggplot'-Based Graphics and Other Functions for GAMs Fitted Using 'mgcv'

v0.6.0

MIT + file LICENSE

Authors

Gavin L. Simpson [aut, cre] (<https://orcid.org/0000-0002-9084-8413>), Henrik Singmann [ctb] (<https://orcid.org/0000-0002-4842-3657>)

Initial release

2021-04-17