@Override
 protected ExampleSetMetaData modifyMetaData(ExampleSetMetaData exampleSetMetaData)
     throws UndefinedParameterError {
   AttributeMetaData label = exampleSetMetaData.getLabelMetaData();
   if (label != null) {
     if (label.isNumerical() && getParameterAsDouble(PARAMETER_LABEL_NOISE) > 0) {
       label.setValueSetRelation(SetRelation.SUPERSET);
     }
   }
   double defaultNoise = getParameterAsDouble(PARAMETER_DEFAULT_ATTRIBUTE_NOISE);
   if (defaultNoise > 0) {
     for (AttributeMetaData amd : exampleSetMetaData.getAllAttributes()) {
       if (!amd.isSpecial()) {
         if (amd.isNumerical()) {
           amd.setValueSetRelation(SetRelation.SUPERSET);
         }
       }
     }
   }
   int numberOfRandomAttributes = getParameterAsInt(PARAMETER_RANDOM_ATTRIBUTES);
   for (int i = 0; i < numberOfRandomAttributes; i++) {
     AttributeMetaData amd =
         new AttributeMetaData("random" + ((i == 0) ? "" : i + ""), Ontology.REAL);
     amd.setValueRange(
         new Range(Double.NEGATIVE_INFINITY, Double.POSITIVE_INFINITY), SetRelation.SUBSET);
     exampleSetMetaData.addAttribute(amd);
   }
   return exampleSetMetaData;
 }
Beispiel #2
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 @Override
 protected MetaData modifyMetaData(ExampleSetMetaData metaData) throws UndefinedParameterError {
   AttributeMetaData amd =
       metaData.getAttributeByName(getParameterAsString(PARAMETER_ATTRIBUTE_NAME));
   if (amd != null) {
     AttributeMetaData newAttribute = amd.clone();
     newAttribute.setType(Ontology.DATE_TIME);
     newAttribute.getMean().setUnkown();
     newAttribute.setValueSetRelation(SetRelation.UNKNOWN);
     if (!getParameterAsBoolean(PARAMETER_KEEP_OLD_ATTRIBUTE)) metaData.removeAttribute(amd);
     else newAttribute.setName(newAttribute.getName() + "_AS_DATE");
     metaData.addAttribute(newAttribute);
   }
   return metaData;
 }
 @Override
 protected Collection<AttributeMetaData> modifyAttributeMetaData(
     ExampleSetMetaData emd, AttributeMetaData amd) throws UndefinedParameterError {
   amd.setValueSetRelation(SetRelation.SUBSET);
   return Collections.singleton(amd);
 }