Extract components from a fitted model — components.mdl

Allows you to extract elements of interest from the model which can be useful in understanding how they contribute towards the overall fitted values.

# S3 method for class 'mdl_df'
components(object, ...)

# S3 method for class 'mdl_ts'
components(object, ...)

Arguments

object: A mable.
...: Other arguments passed to methods.

Details

A dable will be returned, which will allow you to easily plot the components and see the way in which components are combined to give forecasts.

Examples

library(fable)
library(tsibbledata)

# Forecasting with an ETS(M,Ad,A) model to Australian beer production
aus_production %>%
  model(ets = ETS(log(Beer) ~ error("M") + trend("Ad") + season("A"))) %>% 
  components() %>% 
  autoplot()
#> Warning: Removed 4 rows containing missing values or values outside the scale range
#> (`geom_line()`).