Nothing
## ---- include = FALSE---------------------------------------------------------
knitr::opts_chunk$set(
collapse = TRUE,
comment = "#>",
fig.height = 4,
fig.width = 7
)
## ----setup, message=FALSE-----------------------------------------------------
library(fable)
library(tsibble)
library(dplyr)
## ----data---------------------------------------------------------------------
tourism_melb <- tourism %>%
filter(Region == "Melbourne")
tourism_melb %>%
group_by(Purpose) %>%
slice(1)
## ----plot---------------------------------------------------------------------
tourism_melb %>%
autoplot(Trips)
## ----mdl----------------------------------------------------------------------
fit <- tourism_melb %>%
model(
ets = ETS(Trips ~ trend("A")),
arima = ARIMA(Trips)
)
fit
## ----coef---------------------------------------------------------------------
fit %>%
select(Region, State, Purpose, arima) %>%
coef()
## ----glance-------------------------------------------------------------------
fit %>%
glance()
## ----report-------------------------------------------------------------------
fit %>%
filter(Purpose == "Holiday") %>%
select(ets) %>%
report()
## ----augment------------------------------------------------------------------
fit %>%
augment()
## ----accuracy-----------------------------------------------------------------
fit %>%
accuracy() %>%
arrange(MASE)
## ----fc-----------------------------------------------------------------------
fc <- fit %>%
forecast(h = "5 years")
fc
## ----fc-hilo------------------------------------------------------------------
fc %>%
hilo(level = c(80, 95))
## ---- eval = FALSE------------------------------------------------------------
# library(tidyr)
# fc %>%
# mutate(interval = hilo(.distribution, 80)) %>%
# unpack_hilo(interval)
## ----fc-plot, fig.height=10---------------------------------------------------
fc %>%
autoplot(tourism_melb)
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