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nested() turns a model or workflow into a nested model/workflow. is_nested() checks if a model or workflow is nested.
nested()
is_nested()
nested(x, ...)is_nested(x, ...)# S3 method for default nested(x, ...)# S3 method for model_spec nested(x, allow_par = FALSE, pkgs = NULL, ...)# S3 method for nested_model nested(x, allow_par = FALSE, pkgs = NULL, ...)# S3 method for workflow nested(x, allow_par = FALSE, pkgs = NULL, ...)# S3 method for default is_nested(x, ...)# S3 method for model_spec is_nested(x, ...)# S3 method for workflow is_nested(x, ...)
is_nested(x, ...)
# S3 method for default nested(x, ...)
# S3 method for model_spec nested(x, allow_par = FALSE, pkgs = NULL, ...)
# S3 method for nested_model nested(x, allow_par = FALSE, pkgs = NULL, ...)
# S3 method for workflow nested(x, allow_par = FALSE, pkgs = NULL, ...)
# S3 method for default is_nested(x, ...)
# S3 method for model_spec is_nested(x, ...)
# S3 method for workflow is_nested(x, ...)
A nested model object, or a workflow containing a nested model. For is_nested(), a logical vector of length 1.
A model specification or workflow.
Not currently used.
A logical to allow parallel processing over nests during the fitting process (if a parallel backend is registered).
An optional character string of R package names that should be loaded (by namespace) during parallel processing.
library(parsnip) library(workflows) model <- linear_reg() %>% set_engine("lm") %>% nested() model is_nested(model) wf <- workflow() %>% add_model(model) is_nested(wf)
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