Compute the the posterior of the difference between model predictions.

Usage

compute_forecast_differences(forecast_date, location, scenario, raw_output_dir)

Arguments

forecast_date: forecast_date for which to fits recent data trends. Data for an actual forecast must already have been produced and exist in raw_output_dir.
location: Location for which to fit trends.
scenario: Wastewater data availability scenario to analyze.
raw_output_dir: Directory containing raw output .rds files. Used to obtain the admissions and wastewater data used in fitting the forecasting model.

Value

Posterior of the difference in total incidence across the full nowcast/forecast period. Saves the incidence differences by day and the total incidence difference to disk as a side effect.