//saves the final result matrix as dataAttributes/dataItems -> SimpleDataModel
private void EncodeResultToSimpleDataModel()
{
for (var i = 1; i <= K; i++)
{
for (var j = 1; j <= _input.Count; j++)
{
if (_clusterMatrix[i, j] != Vector3.zero)
{
var dataItem = new DataItem();
var x = new DataAttribute();
var y = new DataAttribute();
var z = new DataAttribute();
var centroid = new DataAttribute();
var valueX = _clusterMatrix[i, j].x;
var valueY = _clusterMatrix[i, j].y;
var valueZ = _clusterMatrix[i, j].z;
var valueCentroid = (float)i;
x.Init(j, "x", valueX + "", DataAttribute.Valuetype.ValFloat);
y.Init(j, "y", valueY + "", DataAttribute.Valuetype.ValFloat);
z.Init(j, "z", valueZ + "", DataAttribute.Valuetype.ValFloat);
centroid.Init(0, "centroid", valueCentroid + "", DataAttribute.Valuetype.ValFloat);
dataItem.Add(x);
dataItem.Add(y);
dataItem.Add(z);
dataItem.Add(centroid);
_simpleDataModel.Add(dataItem);
}
}
}
}
public void addFloatMatrixColwise(float[][] data)
{
for (int i = 0; i < data.Length; i++)
{
var dataItem = new DataItem();
for (int j = 0; j < data[0].Length; j++)
{
var dataAttribute = new DataAttribute();
dataAttribute.Init(j, "var" + j, data[i][j] + "", DataAttribute.Valuetype.ValFloat);
dataItem.Add(dataAttribute);
}
Add(dataItem);
}
}
private GenericDatamodel ReadCsv()
{
GenericDatamodel dataModel = new SimpleDatamodel();
var pathToData = _path + _filename;
if (File.Exists(pathToData))
{
var fileContent = System.IO.File.ReadAllLines(pathToData);
if (fileContent.Length == 0)
{
throw new FileLoadException("Empty file!");
}
var start = 0;
var attributeTitles = TrimStringArray(fileContent[0].Split(_delimiter.ToCharArray()));
if (!_hasHeader)
{
for (var i = 0; i < attributeTitles.Length; i++)
{
attributeTitles[i] = "Column_" + (i + 1);
}
}
else
{
start++;
}
var datatypes = new DataAttribute.Valuetype[attributeTitles.Length];
var firstRow = TrimStringArray(fileContent[start].Split(_delimiter.ToCharArray()));
for (var i = 0; i < firstRow.Length; i++)
{
datatypes[i] = DataAttribute.GetDataType(firstRow[i]);
}
for (var i = start; i < fileContent.Length; i++)
{
var dataItem = new DataItem();
var attributes = TrimStringArray(fileContent[i].Split(_delimiter.ToCharArray()));
if (attributes.Length != attributeTitles.Length)
{
throw new FileLoadException("Can not load " + pathToData + ". Row " + i + " does not contain the same amount of columns than the first row(" + attributeTitles.Length + ").");
}
;
for (var j = 0; j < attributes.Length; j++)
{
var dataAttribute = new DataAttribute();
dataAttribute.Init(j, attributeTitles[j], attributes[j], datatypes[j]);
dataItem.Add(dataAttribute);
}
dataModel.Add(dataItem);
}
if ((_hasHeader && fileContent.Length - 1 != dataModel.GetDataItems().Count) || (!_hasHeader && fileContent.Length != dataModel.GetDataItems().Count))
{
throw new FileLoadException("Incomplete Parsing! Not all rows were transformed imported as data items!");
}
;
return(dataModel);
}
else
{
throw new FileLoadException("Did not find file '" + pathToData + "'.");
}
}