private static void writeFile(weka.core.Instances features, string filename)
{
if(FILE_FORMAT == "csv")
{
using (TextWriter writer = new StreamWriter(filename))
{
if(features.numInstances() == 0)
return;
for(int i = 0; i < features.numAttributes(); i++)
{
writer.Write(features.attribute(i));
if(i < features.numAttributes() - 1)
writer.Write(DELIMITER);
}
writer.WriteLine();
for(int i = 0; i < features.numInstances(); i++)
{
for(int j = 0; j < features.numAttributes(); j++)
{
writer.Write(features.instance(i).value(j));
if(j < features.numAttributes() - 1)
writer.Write(DELIMITER);
}
writer.WriteLine();
}
}
} else if (FILE_FORMAT == "arff")
{
using (TextWriter writer = new StreamWriter(filename))
{
writer.WriteLine(features.toString());
}
}
}