Beispiel #1
0
        private void CalculateResult_Click(object sender, RoutedEventArgs e)
        {
            if (TrainModel.Count < 1)
            {
                return;
            }
            string[] Names = new string[TrainModel.Count];
            for (int i = 0; i < Names.Length; i++)
            {
                Names[i] = TrainModel[i].Name;
            }
            var epw = new EnterParametersWindow(Names);

            epw.ShowDialog();
            if (epw.DialogResult == true)
            {
                var inputs = new List <double>();
                foreach (string cur in epw.Table.Rows[0].ItemArray)
                {
                    inputs.Add(double.Parse(cur, CultureInfo.InvariantCulture));
                }
                //MessageBox.Show($"Предполагаемый доход: {regression.Transform(inputs.ToArray()):F2}");
                var PresentationWindow = new ResultPresentationWindow("Предполагаемый доход:", regression.Transform(inputs.ToArray()));
                PresentationWindow.ShowDialog();
                epw.Table?.Dispose();
            }
        }
Beispiel #2
0
        private void CalculateParameter_Click(object sender, RoutedEventArgs e)
        {
            var ListOfActive = new List <string>();

            for (int i = 0; i < TrainModel.Count; i++)
            {
                ListOfActive.Add(TrainModel[i].Name);
            }
            if (ListOfActive.Count < 1)
            {
                return;
            }
            var chpw = new ChooseParameterWindow(ListOfActive.ToArray());

            chpw.ShowDialog();
            if (chpw.DialogResult != true)
            {
                return;
            }
            int SelectedIndex = chpw.Names.SelectedIndex;

            ListOfActive.RemoveAt(SelectedIndex);
            ListOfActive.Add("Доход");
            var epw = new EnterParametersWindow(ListOfActive.ToArray());

            epw.ShowDialog();
            if (epw.DialogResult != true)
            {
                return;
            }
            var parameters = new List <double>();

            foreach (string cur in epw.Table.Rows[0].ItemArray)
            {
                parameters.Add(double.Parse(cur, CultureInfo.InvariantCulture));
            }
            double ValueOnLeftSide = parameters[parameters.Count - 1];

            parameters[parameters.Count - 1] = 1;
            var coefficents = regression.Weights.ToList();

            coefficents.Add(regression.Intercept);
            coefficents.RemoveAt(SelectedIndex);
            for (int i = 0; i < parameters.Count; i++)
            {
                ValueOnLeftSide -= parameters[i] * coefficents[i];
            }
            double res = ValueOnLeftSide / regression.Weights[SelectedIndex];
            //MessageBox.Show($"Предполагаемое необходимое значение параметра \"{TrainModel[SelectedIndex].Name}\": {res}");
            var PresentationWindow =
                new ResultPresentationWindow("Предполагаемое необходимое значение параметра \"{TrainModel[SelectedIndex].Name}\":", res);

            PresentationWindow.ShowDialog();
            epw.Table?.Dispose();
        }