I'm trying to do hierarchical forecasting after the fashion of Rob Hyndman's Rstudio.conf workshop, and running into some problems. Here is my code: library(dplyr) library(tsibbledata) library(tsi...

Searching for linear interpolation of time series data in R, I often found recommendations to use na.approx() from the zoo package. However, with irregular timeseries I experienced problems, becau...