Esempio n. 1
0
        public EstimationResult Estimate(IEnumerable <IDateValue> dateValues)
        {
            var series = new TimeSeries();

            dateValues.ForEach(x => series.Add(x.Date, x.Value, true));

            armaModel.SetInput(0, series, null);
            armaModel.FitByMLE(200, 100, 0, null);
            armaModel.ComputeResidualsAndOutputs();

            var result = armaModel.GetOutput(3) as TimeSeries;

            return(EstimationResult.Create(result[0], this));
        }
        protected override TimeSeries _BuildOutput(TimeSeries simulatedData, object userState = null)
        {
            ARMAModel model = new ARMAModel(mAROrder, mMAOrder);

            model.SetInput(0, simulatedData, null);
            //Maximum Likelihood Estimation
            model.FitByMLE(mNumberIterLDS, mNumberIterOpt, 0, null);   // first param is # low discrepancy sequence iterations, should be at least about 200
            // second param is # standard optimizer iterations, should be at least about 100

            //Compute the residuals
            model.ComputeResidualsAndOutputs();

            //model1.GetOutputName(3);
            //model1.Description;

            //Get the predicted values
            return(model.GetOutput(3) as TimeSeries);
        }