private void button5_Click(object sender, EventArgs e)
{
if (listBox1.SelectedIndices.Count != 3)
{
MessageBox.Show("Нужно выбрать 3 множества!", "Сообщение");
return;
}
int id = listBox1.SelectedIndices[0];
ContinuousFuzzySet <double, double> A =
(ContinuousFuzzySet <double, double>)ElementsCache.GetAt(id);
id = listBox1.SelectedIndices[1];
ContinuousFuzzySet <double, double> B =
(ContinuousFuzzySet <double, double>)ElementsCache.GetAt(id);
id = listBox1.SelectedIndices[2];
ContinuousFuzzySet <double, double> C =
(ContinuousFuzzySet <double, double>)ElementsCache.GetAt(id);
if (A.Cardinality() + B.Cardinality()
+ C.Cardinality() != 3 * A.Cardinality())
{
MessageBox.Show("Sets must have equals cardinality!!!", "Message");
return;
}
ContinuousFuzzySet <double, double> L = null;
ContinuousFuzzySet <double, double> R = null;
ViewSet(A, "Set A", chart11);
ViewSet(B, "Set B", chart12);
ViewSet(FuzzyOperations.Inversion(B),
"not(B)", chart13);
ViewSet(C, "Set C", chart14);
ContinuousFuzzySet <double, double> Q =
FuzzyOperations.Sum(C, FuzzyOperations.Inversion(B));
ViewSet(Q, "not(B) + C", chart15);
L = FuzzyOperations.Multiply(A, Q);
ViewSet(L, "A * (not(B) + C)", chart16);
ContinuousFuzzySet <double, double> Op1 =
FuzzyOperations.Multiply(A, FuzzyOperations.Inversion(B));
ContinuousFuzzySet <double, double> Op2 =
FuzzyOperations.Multiply(A, C);
ViewSet(Op1, "A * not(B)", chart17);
ViewSet(Op2, "A * C", chart18);
R = FuzzyOperations.Sum(Op1, Op2);
ViewSet(R, "(A*not(B)+(A*C)", chart19);
double d1 = FuzzySetDescriptor.EuclidianDistance(L, R);
double d2 = FuzzySetDescriptor.HammingDistance(L, R);
label8.Text = "Расстояние Эвклида: " + d1.ToString();
label9.Text = "Расстояние Хемминга: " + d2.ToString();
}
private void listBox1_SelectedIndexChanged(object sender, EventArgs e)
{
if (listBox1.SelectedIndex < 0)
{
return;
}
ContinuousFuzzySet <double, double> set =
(ContinuousFuzzySet <double, double>)ElementsCache.GetAt(listBox1.SelectedIndex);
ViewSet(set, chart1);
}
private void button1_Click(object sender, EventArgs e)
{
try
{
double left = Double.Parse(textBox1.Text);
double right = Double.Parse(textBox2.Text);
double step = Double.Parse(textBox3.Text);
double a = Double.Parse(textBox4.Text);
double b = Double.Parse(textBox5.Text);
ContinuousFuzzySet <double, double> set = null;
switch (comboBox1.SelectedIndex)
{
case 0: FuzzySetCreator <double, double> .MemberShipFunction3 SFunction =
new FuzzySetCreator <double, double> .MemberShipFunction3(FuzzyHelper.SFunction);
set = FuzzySetCreator <double, double> .CreateInstance(SFunction, left, right, step, a, b);
ElementsCache.Add(set);
break;
case 1: FuzzySetCreator <double, double> .MemberShipFunction3 ZFunction =
new FuzzySetCreator <double, double> .MemberShipFunction3(FuzzyHelper.ZFunction);
set = FuzzySetCreator <double, double> .CreateInstance(ZFunction, left, right, step, a, b);
ElementsCache.Add(set);
break;
case 2: FuzzySetCreator <double, double> .MemberShipFunction4 PFunction =
new FuzzySetCreator <double, double> .MemberShipFunction4(FuzzyHelper.PFunction);
double c = Double.Parse(textBox7.Text);
set = FuzzySetCreator <double, double> .CreateInstance(PFunction, left, right, step, a, b, c);
ElementsCache.Add(set);
break;
default: throw new Exception("The membership function hasn't been selected.");
}
listBox1.Items.Add("Set #" + ElementsCache.Count.ToString());
ViewSet(set, chart1);
}
catch (Exception ex)
{
string message = "An exception has occured. Details: " +
ex.Message;
MessageBox.Show(message, "Message");
}
}
public static double Entropy(ContinuousFuzzySet <double, double> set)
{
double s = 0;
IEnumerator <double> it = set.Values.GetEnumerator();
while (it.MoveNext())
{
double val = it.Current;
if (!val.Equals(0) && !val.Equals(1))
{
s += -val *Math.Log(val) - (1 - val) * Math.Log(1 - val);
}
}
return(s);
}
private void ViewSet(ContinuousFuzzySet <double, double> set, Chart chart)
{
chart.Series.Clear();
chart.ResetAutoValues();
chart.Series.Add("");
chart.Series[0].ChartType = SeriesChartType.Spline;
chart.Series[0].BorderWidth = 3;
IEnumerator <KeyValuePair <double, double> > it = set.GetEnumerator();
while (it.MoveNext())
{
KeyValuePair <double, double> pair = it.Current;
chart.Series[0].Points.AddXY(pair.Key, pair.Value);
}
}
public static ContinuousFuzzySet <double, double> Inversion(
ContinuousFuzzySet <double, double> A)
{
List <KeyValuePair <double, double> > list =
new List <KeyValuePair <double, double> >();
IEnumerator <KeyValuePair <double, double> > it = A.GetEnumerator();
while (it.MoveNext())
{
double key = it.Current.Key;
double value = 1 - it.Current.Value;
list.Add(new KeyValuePair <double, double>(key, value));
}
return(new ContinuousFuzzySet <double, double>(list));
}
private void button4_Click(object sender, EventArgs e)
{
if (listBox1.SelectedIndices.Count != 2)
{
MessageBox.Show("Нужно выбрать 2 множества!", "Сообщение");
return;
}
int id = listBox1.SelectedIndices[0];
ContinuousFuzzySet <double, double> A =
(ContinuousFuzzySet <double, double>)ElementsCache.GetAt(id);
id = listBox1.SelectedIndices[1];
ContinuousFuzzySet <double, double> B =
(ContinuousFuzzySet <double, double>)ElementsCache.GetAt(id);
if (A.Cardinality() != B.Cardinality())
{
MessageBox.Show("Sets must have equals cardinality!!!", "Message");
return;
}
ContinuousFuzzySet <double, double> Op1 = null;
ContinuousFuzzySet <double, double> Op2 = null;
ViewSet(A, "Set A", chart2);
ViewSet(B, "Set B", chart3);
ContinuousFuzzySet <double, double> C =
FuzzyOperations.Sum(A, B);
Op1 = FuzzyOperations.Inversion(C);
ViewSet(C, "A + B", chart4);
ViewSet(Op1, "not(A + B)", chart5);
ViewSet(A, "Set A", chart6);
ViewSet(B, "Set B", chart7);
ViewSet(FuzzyOperations.Inversion(A), "not(A)", chart8);
ViewSet(FuzzyOperations.Inversion(B), "not(B)", chart9);
Op2 = FuzzyOperations.Multiply(FuzzyOperations.Inversion(A),
FuzzyOperations.Inversion(B));
ViewSet(Op2, "not(A) * not(B)", chart10);
double d1 = FuzzySetDescriptor.EuclidianDistance(Op1, Op2);
double d2 = FuzzySetDescriptor.HammingDistance(Op1, Op2);
label6.Text = "Расстояние Эвклида: " + d1.ToString();
label7.Text = "Расстояние Хемминга: " + d2.ToString();
}
public static double HammingDistance(ContinuousFuzzySet <double, double> a,
ContinuousFuzzySet <double, double> b)
{
if (a.Keys.Count != b.Keys.Count)
{
throw new ArgumentException("Sets have different size");
}
IEnumerator <double> ita = a.Values.GetEnumerator();
IEnumerator <double> itb = b.Values.GetEnumerator();
double s = 0;
while (ita.MoveNext() && itb.MoveNext())
{
double val1 = ita.Current;
double val2 = itb.Current;
s += Math.Abs(val2 - val1);
}
return(s);
}
private void button3_Click(object sender, EventArgs e)
{
if (listBox1.SelectedIndex < 0)
{
return;
}
ListBox.SelectedIndexCollection items = listBox1.SelectedIndices;
textBox6.Text = string.Empty;
for (int i = 0; i < items.Count; i++)
{
ContinuousFuzzySet <double, double> set =
(ContinuousFuzzySet <double, double>)ElementsCache.GetAt(i);
double val = FuzzySetDescriptor.Entropy(set);
textBox6.AppendText("Энтропия множества #" + i.ToString() + ": " +
val.ToString() + "\r\n");
}
for (int i = 0; i < items.Count; i++)
{
for (int j = i + 1; j < items.Count; j++)
{
textBox6.AppendText("Эвклидово расстояние между "
+ (i + 1).ToString() + " и " + (j + 1).ToString() + ": ");
ContinuousFuzzySet <double, double> set1 =
(ContinuousFuzzySet <double, double>)ElementsCache.GetAt(i);
ContinuousFuzzySet <double, double> set2 =
(ContinuousFuzzySet <double, double>)ElementsCache.GetAt(j);
if (set1.Cardinality() != set2.Cardinality())
{
textBox6.AppendText("Sets must have equals cardinality!!!");
return;
}
double distance = 0;
distance = FuzzySetDescriptor.EuclidianDistance(set1, set2);
textBox6.AppendText(distance.ToString() + "\r\n");
textBox6.AppendText("Расстояние Хемминга между "
+ (i + 1).ToString() + " и " + (j + 1).ToString() + ": ");
distance = FuzzySetDescriptor.HammingDistance(set1, set2);
textBox6.AppendText(distance.ToString() + "\r\n");
}
}
}
public static ContinuousFuzzySet <double, double> SimpleUnion(
ContinuousFuzzySet <double, double> A, ContinuousFuzzySet <double, double> B)
{
List <KeyValuePair <double, double> > list =
new List <KeyValuePair <double, double> >();
if (A.Values.Count != B.Values.Count)
{
throw new ArgumentException("Sets have different size");
}
IEnumerator <KeyValuePair <double, double> > ita = A.GetEnumerator();
IEnumerator <KeyValuePair <double, double> > itb = B.GetEnumerator();
while (ita.MoveNext() && itb.MoveNext())
{
double key = ita.Current.Key;
double value = Math.Max(ita.Current.Value, itb.Current.Value);
list.Add(new KeyValuePair <double, double>(key, value));
}
return(new ContinuousFuzzySet <double, double>(list));
}
private void открытьToolStripMenuItem_Click(object sender, EventArgs e)
{
openFileDialog1.FileName = string.Empty;
openFileDialog1.ShowDialog();
string file = openFileDialog1.FileName;
try
{
StreamReader reader = new StreamReader(file);
string line = string.Empty;
ICollection <KeyValuePair <double, double> > list =
new List <KeyValuePair <double, double> >();
while (!reader.EndOfStream)
{
line = reader.ReadLine();
string[] items = line.Split(new char[] { ' ' },
StringSplitOptions.RemoveEmptyEntries);
if (items.Length != 2)
{
throw new IOException("Incorrect number of arguments!");
}
KeyValuePair <double, double> pair =
new KeyValuePair <double, double>(Convert.ToDouble(items[0]), Convert.ToDouble(items[1]));
list.Add(pair);
}
ContinuousFuzzySet <double, double> set = new ContinuousFuzzySet <double, double>(list);
ElementsCache.Add(set);
listBox1.Items.Add("Set #" + ElementsCache.Count.ToString());
ViewSet(set, chart1);
}
catch (Exception ex)
{
string message = "An exception has occured. Details: " +
ex.Message;
MessageBox.Show(message, "Message");
}
}
