private static void SameSignInTwoEntries()
{
NgonDatabase database = new NgonDatabase();
long length = Factorial(database.PluckerSignMatrices.First().columnVectors.Length - 1) - 1;
long actualLength = 0;
int[,] incrementMatrix = new int[length, length];
var l = (from r in database.PluckerSignMatrices select r);
foreach (SignMatrix matrix in l)
{
if (matrix.Ngons.Count(n => n.Type == NgonType.Convex) != -1)
{
actualLength++;
int l1 = 0;
for (int i = 0; i < matrix.columnVectors.Length; i++)
{
for (int j = i + 1; j < matrix.columnVectors.Length; j++)
{
int l2 = 0;
for (int m = 0; m < matrix.columnVectors.Length; m++)
{
for (int n = m + 1; n < matrix.columnVectors.Length; n++)
{
//Console.Write(i + "-" + j + ":" + m + "-" + n + " ");
//Console.WriteLine();
if (matrix.columnVectors[i][j] == matrix.columnVectors[m][n])
{
incrementMatrix[l1, l2]++;
}
l2++;
}
}
l1++;
}
}
}
}
for (int h = 0; h < length; h++)
{
for (int b = 0; b < length; b++)
{
Console.Write((double)incrementMatrix[h, b] + " ");
}
Console.WriteLine();
}
for (int i = 0; i < length; i++)
{
for (int j = 0; j < length; j++)
{
Console.Write((double)incrementMatrix[i, j] / actualLength + " ");
}
Console.WriteLine();
}
}
private static void EditNgonMatrixLinks()
{
NgonDatabase database = new NgonDatabase();
foreach (Ngon ngon in database.Ngons)
{
ngon.PluckerSignMatrix.Ngons.Add(ngon);
}
database.SaveChanges();
}
private static void addNgonToDatabase(int n, int sampleSize = 1)
{
NgonDatabase database = new NgonDatabase(n);
List <Ngon> ngons = new List <Ngon>();
for (int i = 0; i < sampleSize; i++)
{
Ngon ngon = Program.generateRandomNgon(n);
PluckerMatrix plucker = new PluckerMatrix(ngon);
SignMatrix signMatrix = new SignMatrix(plucker);
SignMatrix existing = null;
try { existing = database.PluckerSignMatricesStorage.FirstOrDefault(m => m.encodedColumnVectors == signMatrix.encodedColumnVectors); }
catch (Exception e) { }
if (existing == null)
{
database.Add(signMatrix);
existing = signMatrix;
}
ngon.PluckerSignMatrix = existing;
ngons.Add(ngon);
}
database.Add(ngons);
}
