lib/tealeaves/forecast.rb
# Returns the errors between the observed values and the one step
# ahead forecasts.
Returns the errors between the observed values and the one step
ahead forecasts.
Returns the errors between the observed values and the one step ahead forecasts .
def errors
      @errors ||= @time_series.zip(one_step_ahead_forecasts).map do |(observation, forecast)|
        forecast - observation if forecast && observation
      end
    end
def errors @errors ||= @time_series . zip ( one_step_ahead_forecasts ) . map do | ( observation , forecast ) | forecast - observation if forecast && observation end end
Returns the errors between the observed values and the one step
ahead forecasts.
Returns the errors between the observed values and the one step ahead forecasts .