void removeFactorToolStripMenuItem_Click(object sender, EventArgs e)
{
try
{
if (arrSmp.Length < 2)
{
return;
}
int index = lvSample.SelectedIndices[0];
Sample[] arrSmpNew = new Sample[arrSmp.Length - 1];
for (int i = 0; i < index; i++)
{
arrSmpNew[i] = arrSmp[i];
}
for (int i = index; i < arrSmpNew.Length; i++)
{
arrSmpNew[i] = arrSmp[i + 1];
}
arrSmp = arrSmpNew;
Sample[] arrTranSmpNew = new TranSample[arrTranSmp.Length - 1];
for (int i = 0; i < index; i++)
{
arrTranSmpNew[i] = arrTranSmp[i];
}
for (int i = index; i < arrTranSmpNew.Length; i++)
{
arrTranSmpNew[i] = arrTranSmp[i + 1];
}
arrTranSmp = arrTranSmpNew;
lvSample.Items.RemoveAt(index);
}
catch { }
}
void doIdentToolStripMenuItem_Click(object sender, EventArgs e)
{
try
{
string[] arrName = new string[arrTranSmp.Length];
for (int i = 0; i < arrName.Length; i++)
{
arrName[i] = arrTranSmp[i].GetName();
}
SelFactorForm sFormY = new SelFactorForm(arrName, null);
if (sFormY.ShowDialog() != DialogResult.OK)
{
return;
}
SelFactorForm sFormX = new SelFactorForm(arrName,
"Выберете влияющий признак");
if (sFormX.ShowDialog() != DialogResult.OK)
{
return;
}
int indexX = sFormX.GetIndex(), indexY = sFormY.GetIndex();
IdentForm iForm = new IdentForm(arrSmp[indexX],
arrSmp[indexY]);
if (iForm.ShowDialog() != DialogResult.OK)
{
return;
}
arrTranSmp[indexX] = new TranSample(arrSmp[indexX], iForm.GetTransform());
lvSample.Items[indexX].SubItems[1].Text = iForm.GetTransform();
arrTranSmp[indexX].DoHistogram(useSturgess);
}
catch { }
}
void addFactorToolStripMenuItem_Click(object sender, EventArgs e)
{
try
{
int n = arrSmp[0].GetLength();
string mark = string.Format("x<SUB>{0}</SUB>", arrSmp.Length + 1);
Sample smp = new Sample("Новый признак", mark, new double[n]);
FactorForm fForm = new FactorForm(smp, "Нет");
if (fForm.ShowDialog() != DialogResult.OK)
{
return;
}
Sample[] arrSmpNew = new Sample[arrSmp.Length + 1];
arrSmp.CopyTo(arrSmpNew, 0);
arrSmpNew[arrSmp.Length] = fForm.GetSample();
arrSmpNew[arrSmp.Length].DoHistogram(useSturgess);
arrSmp = arrSmpNew;
TranSample[] arrTranSmpNew = new TranSample[arrSmp.Length];
arrTranSmp.CopyTo(arrTranSmpNew, 0);
TranSample ts = fForm.GetTranSample();
ts.DoHistogram(useSturgess);
arrTranSmpNew[arrTranSmp.Length] = ts;
arrTranSmp = arrTranSmpNew;
lvSample.Items.Add(new ListViewItem(new string[] { ts.GetName(), ts.GetTransform() }));
}
catch { }
}
void btnOk_Click(object sender, EventArgs e)
{
try
{
smp.SetName(tbName.Text);
ts = new TranSample(smp, cbTran.Text);
DialogResult = DialogResult.OK;
Close();
}
catch { }
}
public MainForm()
{
InitializeComponent();
//arrSmp = new Sample[1];
//arrTranSmp = new TranSample[1];
//arrSmp[0] = new Sample("x", "x<SUB>1</SUB>", new double[] { 1, 2, 3, 4 });
//arrTranSmp[0] = new TranSample(arrSmp[0], "Нет");
//lvSample.Items.Add(new ListViewItem(new string[] { "x", "Нет" }));
arrSmp = new Sample[2];
arrTranSmp = new TranSample[2];
arrSmp[0] = new Sample("x", "x<SUB>1</SUB>", new double[] { 1, 2, 3, 4 });
arrSmp[1] = new Sample("y", "x<SUB>2</SUB>", new double[] { 3, 5, 7, 9 });
arrTranSmp[0] = new TranSample(arrSmp[0], "Нет");
arrTranSmp[1] = new TranSample(arrSmp[1], "Нет");
lvSample.Items.Add(new ListViewItem(new string[] { "x", "Нет" }));
lvSample.Items.Add(new ListViewItem(new string[] { "y", "Нет" }));
alphaToolStripTextBox.Text = alpha.ToString();
}
void editFactorToolStripMenuItem_Click(object sender, EventArgs e)
{
try
{
int index = lvSample.SelectedIndices[0];
string transform = lvSample.Items[index].SubItems[1].Text;
FactorForm fForm = new FactorForm(arrSmp[index], transform);
if (fForm.ShowDialog() != DialogResult.OK)
{
return;
}
arrSmp[index] = fForm.GetSample();
TranSample ts = fForm.GetTranSample();
ts.DoHistogram(useSturgess);
arrTranSmp[index] = ts;
lvSample.Items[index].SubItems[0].Text = arrSmp[index].GetName();
lvSample.Items[index].SubItems[1].Text = ts.GetTransform();
}
catch { }
}
void lbTran_SelectedIndexChanged(object sender, EventArgs e)
{
try
{
int index = lbTran.SelectedIndex;
TranSample ts = arrTranSmp[index];
Regression reg = arrReg[index];
ps.Clear();
LinePlot lp = new LinePlot();
lp.AbscissaData = ts.CloneArray();
lp.OrdinateData = reg.CloneArray();
ps.Add(lp);
PointPlot pp = new PointPlot();
pp.AbscissaData = ts.CloneArray();
pp.OrdinateData = smpY.CloneArray();
ps.Add(pp);
ps.XAxis1.Label = string.Format("{0} [{1}]", smpX.GetName(), arrTranName[index]);
ps.YAxis1.Label = smpY.GetName();
ps.Refresh();
}
catch { }
}
void editDataToolStripMenuItem_Click(object sender, EventArgs e)
{
try
{
string[] arrTran = new string[arrTranSmp.Length];
for (int i = 0; i < arrTran.Length; i++)
{
arrTran[i] = ((TranSample)arrTranSmp[i]).GetTransform();
}
DataForm daForm = new DataForm(arrSmp);
if (daForm.ShowDialog() != DialogResult.OK)
{
return;
}
this.arrSmp = daForm.GetSamples();
foreach (Sample s in arrSmp)
{
s.DoHistogram(true);
}
arrTranSmp = new TranSample[arrSmp.Length];
for (int i = 0; i < arrTranSmp.Length; i++)
{
arrTranSmp[i] = new TranSample(this.arrSmp[i], "Нет");
arrTranSmp[i].DoHistogram(useSturgess);
}
lvSample.Items.Clear();
lvSample.SuspendLayout();
for (int i = 0; i < arrSmp.Length; i++)
{
lvSample.Items.Add(new ListViewItem(new string[] {
arrSmp[i].GetName(), arrTran[i]
}));
}
lvSample.ResumeLayout();
}
catch { }
}
public IdentForm(Sample smpX, Sample smpY)
{
InitializeComponent();
this.smpY = smpY;
this.smpX = smpX;
arrTranName = new string[] { "Нет", "Квадрат", "Куб", "Обратное",
"Обратное в квадрате", "Квадратный корень", "Единица на квадратный корень",
"Натуральный логарифм", "Экспонента" };
arrTranSmp = new TranSample[arrTranName.Length];
arrReg = new Regression[arrTranName.Length];
for (int i = 0; i < arrTranName.Length; i++)
{
TranSample ts = new TranSample(smpX, arrTranName[i]);
arrTranSmp[i] = ts;
arrReg[i] = new Regression(smpY, new Sample[] { ts });
string transform = arrTranSmp[i].GetTransform();
if (transform == "Нет")
{
transform = "Линейное";
}
lbTran.Items.Add(string.Format("{0} [R = {1}]",
transform, Math.Round(arrReg[i].GetR_yx1(), 3)));
}
}
void openToolStripMenuItem1_Click(object sender, EventArgs e)
{
if (openFileDialog1.ShowDialog() != DialogResult.OK)
{
return;
}
try
{
FileStream fs = new FileStream(openFileDialog1.FileName, FileMode.Open);
BinaryFormatter bf = new BinaryFormatter();
arrSmp = (Sample[])bf.Deserialize(fs);
fs.Close();
foreach (Sample s in arrSmp)
{
s.DoHistogram(useSturgess);
}
arrTranSmp = new TranSample[arrSmp.Length];
for (int i = 0; i < arrTranSmp.Length; i++)
{
arrTranSmp[i] = new TranSample(this.arrSmp[i], "Нет");
arrTranSmp[i].DoHistogram(useSturgess);
}
lvSample.Items.Clear();
lvSample.SuspendLayout();
foreach (Sample s in arrSmp)
{
lvSample.Items.Add(new ListViewItem(new string[] { s.GetName(), "Нет" }));
}
lvSample.ResumeLayout();
}
catch
{
MessageBox.Show("Ошибка загрузки");
}
}
