private static Matrix ReadMatrixFromVectorFile(BufferedFileReader reader, int networkId)
{
networkId = reader.JumpToNetworkId(networkId, true);
Matrix m = new Matrix(reader.CountLines(networkId));
m.NetworkId = networkId;
for (int i = 0; i < m.Rows; ++i)
{
string s = reader.ReadLine();
string[] parts = s.Split(',');
m[i, i] = ExtractDouble(parts[parts.Length - 1]);
m.RowLabels[i] = m.ColLabels[i] = parts[parts.Length - 2];
}
return(m);
}
private static Matrix ReadMatrixFromDyadicFile(BufferedFileReader reader, int networkId, int dyadicVariable)
{
networkId = reader.JumpToNetworkId(networkId, true);
Dictionary <string, int> labels = reader.GetDyadicLabels(networkId);
int rows = labels.Count;
Matrix matrix = new Matrix(rows, rows);
//matrix.NetworkId = networkId;
//matrix.NetworkId = int.Parse("1" + matrix.NetworkId); // new
matrix.RowLabels.SetLabels(labels.Keys);
matrix.ColLabels.SetLabels(labels.Keys);
int totalLines = reader.CountLines(networkId);
for (int i = 0; i < totalLines; ++i)
{
string s = reader.ReadLine();
string[] parts = s.Split(',');
if (parts.Length < 3 + dyadicVariable)
{
throw new FileLoadException("Missing value for line: " + s);
}
matrix[labels[parts[1]], labels[parts[2]]] = ExtractDouble(parts[3 + dyadicVariable]);
}
/*
* if (networkId < 1000)
* networkId = int.Parse("1" + networkId);
* else
* networkId = int.Parse("2" + networkId);
*/
matrix.NetworkId = networkId;
return(matrix);
}
public static Vector ReadVectorFromFile(string filename, int networkId)
{
if (filename == null)
{
throw new ArgumentNullException("filename");
}
BufferedFileReader reader = BufferedFileTable.GetFile(filename);
lock (reader)
{
switch (reader.FileType)
{
case BufferedFileReader.Type.Vector:
return(ReadVectorFromVectorFile(reader, networkId));
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 void AddFile(string filename)
{
if (!_map.ContainsKey(filename))
_map[filename] = new BufferedFileReader(filename);
}
private static Vector ReadVectorFromVectorFile(BufferedFileReader reader, int networkId)
{
networkId = reader.JumpToNetworkId(networkId, true);
Vector v = new Vector(reader.CountLines(networkId));
v.NetworkId = networkId;
for (int i = 0; i < v.Size; ++i)
{
string s = reader.ReadLine();
string[] parts = s.Split(',');
v[i] = ExtractDouble(parts[parts.Length - 1]);
v.Labels[i] = parts[parts.Length - 2];
}
return v;
}
private static Matrix ReadMatrixFromVectorFile(BufferedFileReader reader, int networkId)
{
networkId = reader.JumpToNetworkId(networkId, true);
Matrix m = new Matrix(reader.CountLines(networkId));
m.NetworkId = networkId;
for (int i = 0; i < m.Rows; ++i)
{
string s = reader.ReadLine();
string[] parts = s.Split(',');
m[i, i] = ExtractDouble(parts[parts.Length - 1]);
m.RowLabels[i] = m.ColLabels[i] = parts[parts.Length - 2];
}
return m;
}
private static Matrix ReadMatrixFromMatrixFile(BufferedFileReader reader, int networkId)
{
networkId = reader.JumpToNetworkId(networkId, true);
reader.ReadLine(); // Skip first line with the network id
/*
string tempLabels = reader.ReadLine();
if (tempLabels == null)
return null;
*/
string[] colLabels = reader.ReadLine().Split(',');
//string[] colLabels = tempLabels.Split(',');
int rows = reader.CountLines(networkId) - 2; // Subtract off header columns
int cols = colLabels.Length - 1;
Matrix matrix = new Matrix(rows, cols);
matrix.NetworkId = networkId;
matrix.ColLabels.SetLabels(colLabels);
for (int row = 0; row < rows; ++row)
{
string temp = reader.ReadLine();
if (temp == null)
break;
//string[] parts = reader.ReadLine().Split(',');
string[] parts = temp.Split(',');
if (parts.Length > cols + 1) // one extra for header
throw new FileLoadException("Matrix file has too many entries for network id: " + networkId.ToString() + ", row " + parts[0]);
if (parts.Length == 0)
throw new FileLoadException("Matrix file has no entries for network id: " + networkId.ToString());
matrix.RowLabels[row] = parts[0];
for (int i = 1; i < parts.Length; ++i)
matrix[row, i - 1] = ExtractDouble(parts[i]);
}
reader.closeStream();
reader.Dispose(); /* Change made 12/3/2010 - PM */
return matrix;
}
private static Matrix ReadMatrixFromDyadicFile(BufferedFileReader reader, int networkId, int dyadicVariable)
{
networkId = reader.JumpToNetworkId(networkId, true);
Dictionary<string, int> labels = reader.GetDyadicLabels(networkId);
int rows = labels.Count;
Matrix matrix = new Matrix(rows, rows);
//matrix.NetworkId = networkId;
//matrix.NetworkId = int.Parse("1" + matrix.NetworkId); // new
matrix.RowLabels.SetLabels(labels.Keys);
matrix.ColLabels.SetLabels(labels.Keys);
int totalLines = reader.CountLines(networkId);
for (int i = 0; i < totalLines; ++i)
{
string s = reader.ReadLine();
string[] parts = s.Split(',');
if (parts.Length < 3 + dyadicVariable)
throw new FileLoadException("Missing value for line: " + s);
matrix[labels[parts[1]], labels[parts[2]]] = ExtractDouble(parts[3 + dyadicVariable]);
}
/*
if (networkId < 1000)
networkId = int.Parse("1" + networkId);
else
networkId = int.Parse("2" + networkId);
*/
matrix.NetworkId = networkId;
return matrix;
}
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);
}
}
private static Matrix ReadMatrixFromDyadicFile(BufferedFileReader reader, int networkId, int dyadicVariable)
{
networkId = reader.JumpToNetworkId(networkId, true);
// Yushan
List <string> rowLabels = new List <string>();
List <string> colLabels = new List <string>();
List <double> flatMatrix = new List <double>();
//Dictionary<string, int> labels = reader.GetDyadicLabels(networkId);
//int rows = labels.Count;
//Matrix matrix = new Matrix(rows, rows);
//matrix.RowLabels.SetLabels(labels.Keys);
//matrix.ColLabels.SetLabels(labels.Keys);
int totalLines = reader.CountLines(networkId);
//Console.WriteLine("Total Lines: {0}", totalLines);
for (int i = 0; i < totalLines; ++i)
{
string s = reader.ReadLine();
string[] parts = s.Split(',');
if (parts.Length < 3 + dyadicVariable)
{
throw new FileLoadException("Missing value for line: " + s);
}
// Yushan
if (!rowLabels.Contains(parts[1]))
{
rowLabels.Add(parts[1]);
}
if (!colLabels.Contains(parts[2]))
{
colLabels.Add(parts[2]);
}
flatMatrix.Add(ExtractDouble(parts[3 + dyadicVariable]));
//matrix[labels[parts[1]], labels[parts[2]]] = ExtractDouble(parts[3 + dyadicVariable]);
}
/*
* if (networkId < 1000)
* networkId = int.Parse("1" + networkId);
* else
* networkId = int.Parse("2" + networkId);
*/
int rows = rowLabels.Count;
int cols = colLabels.Count;
Matrix matrix = new Matrix(rows, cols);
matrix.NetworkId = networkId;
matrix.NetworkIdStr = reader.GetNetworkRealId(networkId);
matrix.RowLabels.SetLabels(rowLabels);
matrix.ColLabels.SetLabels(colLabels);
for (int i = 0; i < rows; i++)
{
for (int j = 0; j < cols; j++)
{
matrix[i, j] = flatMatrix[i * cols + j];
}
}
return(matrix);
}