public static Matrix ReadMatrixFromFile(string filename, int networkId, int dyadicVariable)
{
if (filename == null)
{
throw new ArgumentNullException("filename");
}
BufferedFileReader reader = BufferedFileTable.GetFile(filename);
lock (reader)
{
switch (reader.FileType)
{
case BufferedFileReader.Type.Matrix:
return(ReadMatrixFromMatrixFile(reader, networkId));
case BufferedFileReader.Type.Dyadic:
return(ReadMatrixFromDyadicFile(reader, networkId, dyadicVariable));
case BufferedFileReader.Type.Vector:
return(ReadMatrixFromVectorFile(reader, networkId));
default:
throw new FileLoadException("Invalid file type.");
}
}
}
public static List <Matrix> ReadMatrixFromMultipleDyadicFile(string filename, int networkId)
{
BufferedFileReader reader = BufferedFileTable.GetFile(filename);
lock (reader)
{
networkId = reader.JumpToNetworkId(networkId, true);
Dictionary <string, int> labels = reader.GetDyadicLabels(networkId);
int rows = labels.Count;
// initialize the matrices
List <Matrix> multipleMatrices = new List <Matrix>();
string[] topLabels = reader.TopLine.Split(',');
//string[] labels = new string[reader.CountVarsInDyadicFile()];
for (int var = 0; var < reader.CountVarsInDyadicFile(); var++)
{
Matrix matrix = new Matrix(rows, rows);
matrix.NetworkId = networkId;
matrix.Name = topLabels[var + 3];
matrix.RowLabels.SetLabels(labels.Keys);
matrix.ColLabels.SetLabels(labels.Keys);
multipleMatrices.Add(matrix);
}
int totalLines = reader.CountLines(networkId);
for (int i = 0; i < totalLines; ++i)
{
string s = reader.ReadLine();
string[] parts = s.Split(',');
//if (parts.Length < 3 + reader.CountVarsInDyadicFile())
// throw new FileLoadException("Missing value for line: " + s);
for (int var = 0; var < reader.CountVarsInDyadicFile(); var++)
{
multipleMatrices[var][labels[parts[1]], labels[parts[2]]] = ExtractDouble(parts[3 + var]);
}
}
/*
* if (networkId < 1000)
* networkId = int.Parse("1" + networkId);
* else
* networkId = int.Parse("2" + networkId);
*/
return(multipleMatrices);
}
}
public static List <Matrix> ReadMatrixListFromFile(string filename, int dyadicVariable)
{
if (filename == null)
{
throw new ArgumentNullException("filename");
}
BufferedFileReader reader = BufferedFileTable.GetFile(filename);
int numIds = reader.CountNetworkIds();
List <Matrix> mlist = new List <Matrix>();
Matrix temp;
lock (reader)
{
switch (reader.FileType)
{
case BufferedFileReader.Type.Matrix:
{
for (int i = 0; i < numIds; i++)
{
temp = ReadMatrixFromMatrixFile(reader, i);
mlist.Add(temp);
}
return(mlist);
}
case BufferedFileReader.Type.Dyadic:
{
for (int i = 0; i < numIds; i++)
{
temp = ReadMatrixFromDyadicFile(reader, i, dyadicVariable);
mlist.Add(temp);
}
return(mlist);
}
case BufferedFileReader.Type.Vector:
{
for (int i = 0; i < numIds; i++)
{
temp = ReadMatrixFromVectorFile(reader, i);
mlist.Add(temp);
}
return(mlist);
}
default:
throw new FileLoadException("Invalid file type.");
}
}
}
public static Matrix createTransposeMatrix(string filename, int netID) // working here - working for integers and random nodes
{
Dictionary <int, double> d = new Dictionary <int, double>();
BufferedFileReader reader = BufferedFileTable.GetFile(filename);
reader.GoToLine(0);
while (!reader.EndOfStream) //reading file
{
string line = reader.ReadLine();
if (line == null)
{
break;
}
string[] line_parts = line.Split(',');
if (Int64.Parse(line_parts[0]) == netID)
{
d.Add(ExtractNode(line_parts[1]), ExtractDouble(line_parts[2])); // need to work here for string case
}
}
Matrix m = new Matrix(d.Count, d.Count); //transpose matrix
//calculation
for (int i = 0; i < d.Count; i++)
{
for (int j = 0; j < d.Count; j++)
{
m[i, j] = d[i + 1] * d[j + 1];
}
}
return(m);
}
public static List <Matrix> ReadMatrixFromMultipleDyadicFile(string filename, int networkId)
{
BufferedFileReader reader = BufferedFileTable.GetFile(filename);
lock (reader)
{
networkId = reader.JumpToNetworkId(networkId, true);
//Dictionary<string, int> labels = reader.GetDyadicLabels(networkId);
//int rows = labels.Count;
// initialize the matrices
List <Matrix> multipleMatrices = new List <Matrix>();
List <string> rowLabels = new List <string>();
List <string> colLabels = new List <string>();
//string[] topLabels = reader.TopLine.Split(',');
//string[] labels = new string[reader.CountVarsInDyadicFile()];
int varCnt = reader.CountVarsInDyadicFile();
List <double> flatMatrixList = new List <double>();
//for (int var = 0; var < reader.CountVarsInDyadicFile(); var++)
//{
// Matrix matrix = new Matrix(rows, rows);
// matrix.NetworkId = networkId;
// matrix.Name = topLabels[var + 3];
// matrix.RowLabels.SetLabels(labels.Keys);
// matrix.ColLabels.SetLabels(labels.Keys);
// multipleMatrices.Add(matrix);
//}
int totalLines = reader.CountLines(networkId);
for (int i = 0; i < totalLines; ++i)
{
string s = reader.ReadLine();
string[] parts = s.Split(',');
if (!rowLabels.Contains(parts[1]))
{
rowLabels.Add(parts[1]);
}
if (!colLabels.Contains(parts[2]))
{
colLabels.Add(parts[2]);
}
//if (parts.Length < 3 + reader.CountVarsInDyadicFile())
// throw new FileLoadException("Missing value for line: " + s);
for (int var = 0; var < varCnt; var++)
{
//multipleMatrices[var][labels[parts[1]], labels[parts[2]]] = ExtractDouble(parts[3 + var]);
flatMatrixList.Add(ExtractDouble(parts[3 + var]));
}
}
int rows = rowLabels.Count;
int cols = colLabels.Count;
for (int var = 0; var < varCnt; var++)
{
Matrix matrix = new Matrix(rows, cols);
matrix.RowLabels.SetLabels(rowLabels);
matrix.ColLabels.SetLabels(colLabels);
matrix.NetworkId = networkId;
matrix.NetworkIdStr = reader.GetNetworkRealId(networkId);
multipleMatrices.Add(matrix);
}
for (int i = 0; i < rows; i++)
{
for (int j = 0; j < cols; j++)
{
for (int var = 0; var < varCnt; var++)
{
multipleMatrices[var][i, j] = flatMatrixList[i * cols * varCnt + j * varCnt + var];
}
}
}
/*
* if (networkId < 1000)
* networkId = int.Parse("1" + networkId);
* else
* networkId = int.Parse("2" + networkId);
*/
return(multipleMatrices);
}
}