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is_by_smooth

Tests for by variable smooths

Description

Functions to check if a smooth is a by-variable one and to test of the type of by-variable smooth is a factor-smooth or a continous-smooth interaction.

Usage

is_by_smooth(smooth)

is_factor_by_smooth(smooth)

is_continuous_by_smooth(smooth)

by_variable(smooth)

by_level(smooth)

Arguments

smooth

an object of class "mgcv.smooth"

Value

A logical vector.

Author(s)

Gavin L. Simpson

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