/**
* Generates output file for a clasification problem @ param Foutput Name of the output file @
* param real Vector of outputs instances @ param obtained Vector of net outputs
*
* @return Nothing
*/
public void generateResultsClasification(String Foutput, int[] real, int[] obtained) {
// Output file, classification problems
FileOutputStream out;
PrintStream p;
Attribute at = Attributes.getOutputAttribute(0);
// Check whether the output value is nominal or integer
boolean isNominal = (at.getType() == at.NOMINAL);
try {
out = new FileOutputStream(Foutput);
p = new PrintStream(out);
CopyHeaderTest(p);
// System.out.println("Longitudes "+real.length+" "+obtained.length);
for (int i = 0; i < real.length; i++) {
// Write the label associated to the class number,
// when the output is nominal
if (isNominal)
p.print(at.getNominalValue(real[i]) + " " + at.getNominalValue(obtained[i]) + "\n");
else p.print(real[i] + " " + obtained[i] + "\n");
}
p.close();
} catch (Exception e) {
System.err.println("Error building file for results: " + Foutput);
}
}
/**
* Generates output file for a modelling problem @ param Foutput Name of the output file @ param
* real Vector of outputs instances @ param obtained Vector of net outputs
*
* @return Nothing
*/
public void generateResultsModeling(String Foutput, double[] real, double[] obtained) {
// Output file, modeling problems
FileOutputStream out;
PrintStream p;
try {
out = new FileOutputStream(Foutput);
p = new PrintStream(out);
CopyHeaderTest(p);
for (int i = 0; i < real.length; i++) {
p.print(real[i] + " " + obtained[i] + "\n");
}
p.close();
} catch (Exception e) {
System.err.println("Error building file for results: " + Foutput);
}
}
/**
* Generating the header of the output file @ param p PrintStream
*
* @return Nothing
*/
private void CopyHeaderTest(PrintStream p) {
// Header of the output file
p.println("@relation " + Attributes.getRelationName());
p.print(Attributes.getInputAttributesHeader());
p.print(Attributes.getOutputAttributesHeader());
p.println(Attributes.getInputHeader());
p.println(Attributes.getOutputHeader());
p.println("@data");
}
