team_name: Lydia model_name: simpleARIMA model_abbr: Lydia-simpleARIMA model_contributors: - name: Lydia Champezou email: lhabezou@gmail.com website_url: https://github.com/LydiaChamp/simpleARIMA license: cc-by-4.0 team_model_designation: primary methods: A simple ARIMA model data_inputs: JHU methods_long: I use the auto.arima function from the forecast package in R to retrieve p (AutoRegression) and q (MovingAverage) orders by minimizing the AICc criterion and the d order using a unit root test.