public double OneCycleSimple(decimal wheightValue)
{
double totalError = 0;
Parallel.For(0, matrix.Positions.Count, i =>
//for (int i = 0; i < matrix.Positions.Count; i++)
{
OrganismData od1 = matrix.Positions[i];
double error = CalculateStress(od1, od1.PosX, od1.PosY, wheightValue);
totalError += error;
if (CalculateStress(od1, od1.PosX - 1, od1.PosY, wheightValue) < error)
{
od1.PosX--;
}
else if (CalculateStress(od1, od1.PosX + 1, od1.PosY, wheightValue) < error)
{
od1.PosX++;
}
if (CalculateStress(od1, od1.PosX, od1.PosY - 1, wheightValue) < error)
{
od1.PosY--;
}
else if (CalculateStress(od1, od1.PosX, od1.PosY + 1, wheightValue) < error)
{
od1.PosY++;
}
}
);
return(totalError);
}
public MatrixData(string theMatrix, Dictionary <string, int> fileLabelDictionary)
{
string[] lines = Regex.Split(theMatrix, "\n");
string[] labels = new string[0];
int lineCounter = 0;
SpringSizeMatrix = new double[0, 0];
ElasticConstants = new double[0, 0];
for (int l = 0; l < lines.Length; l++)
{
string[] cols = Regex.Split(lines[l], ",");
if (lineCounter == 0)
{
labels = new string[cols.Length - 1];
for (int i = 1; i < cols.Length; i++)
{
labels[i - 1] = cols[i];
}
SpringSizeMatrix = new double[cols.Length - 1, cols.Length - 1];
ElasticConstants = new double[cols.Length - 1, cols.Length - 1];
}
else
{
for (int i = 1; i < cols.Length; i++)
{
double size = Math.Abs(100 - double.Parse(cols[i]));
SpringSizeMatrix[lineCounter - 1, i - 1] = size;
if (size > maxDistance)
{
maxDistance = size;
}
if (size < minDistance)
{
minDistance = size;
}
ElasticConstants[lineCounter - 1, i - 1] = 1;
}
}
lineCounter++;
}
Positions = new List <OrganismData>(labels.Length);
for (int i = 0; i < labels.Length; i++)
{
OrganismData o = new OrganismData(labels[i], i, fileLabelDictionary[labels[i]]);
Positions.Add(o);
}
}
internal void CalculateWheights()
{
List <int> labels = originalSparseMatrix.ExtractLabels();
foreach (int label in labels)
{
List <sparseMatrixRow> rows = originalSparseMatrix.theMatrixInRows.FindAll(a => a.Lable == label);
sparseMatrixRow centroid = centroids.Find(a => a.Lable == label);
rows.Sort((a, b) => pTools.DotProduct(b.Values, centroid.Values).CompareTo(pTools.DotProduct(a.Values, centroid.Values)));
for (int i = 0; i < rows.Count; i++)
{
OrganismData o = matrix.Positions.Find(a => a.Name.Equals(rows[i].FileName));
o.Weight = 1 / (double)(1 + i);
}
}
}
private double CalculateStress(OrganismData od, double x, double y, decimal weightValue)
{
double errorRMS = 0;
int org = matrix.Positions.IndexOf(od);
for (int i = 0; i < matrix.Positions.Count; i++)
{
OrganismData theOrg = matrix.Positions[i];
List <double> v = new List <double>()
{
theOrg.PosX - x, theOrg.PosY - y
};
errorRMS += Math.Pow(PatternTools.pTools.Norm(v) - matrix.SpringSizeMatrix[org, i], 2) * Math.Pow(od.Weight * theOrg.Weight, (double)weightValue);
}
return(errorRMS);
}