public String getTransformedString(String attributes[], MetaData md) {
String result = "";
String missingValues[] = getMissingValues();
DataTransformation dt = new DataTransformation();
int index = 0;
String attributeDetails[] = md.attributeDetails.split(";");
for (int i = 0; i < md.attributeDescription.length(); i++) {
if (md.attributeDescription.charAt(i) == '2') continue;
else if (md.attributeDescription.charAt(i) == '0') {
if (attributes[i].equals(md.missingCharacter)) result += missingValues[index];
else
result +=
dt.getNumericalAttributeCategory(
attributeDetails[0], Integer.parseInt(attributes[i]));
result += ",";
index++;
} else if (md.attributeDescription.charAt(i) == '1') {
if (attributes[i].equals(md.missingCharacter)) result += missingValues[index];
else result += dt.getCategoricalAttributeCategory(attributeDetails[index], attributes[i]);
result += ",";
index++;
}
}
return result.substring(0, result.length() - 1);
/*
if(attributes[0].equals(md.missingCharacter))
result+=missingValues[0];
else
result+=dt.getAgeCategory(Integer.parseInt(attributes[0]));
result+=",";
if(attributes[1].equals("?"))
result+=missingValues[1];
else
result+=dt.getWorkClassCategory(attributes[1]);
result+=",";
if(attributes[4].equals("?"))
result+=missingValues[2];
else
result+=attributes[4];
result+=",";
if(attributes[5].equals("?"))
result+=missingValues[3];
else
result+=dt.getMarriedStatusCategory(attributes[5]);
result+=",";
if(attributes[6].equals("?"))
result+=missingValues[4];
else
result+=dt.getOccupationCategory(attributes[6]);
result+=",";
if(attributes[7].equals("?"))
result+=missingValues[5];
else
result+=dt.getRelationshipCategory(attributes[7]);
result+=",";
if(attributes[9].equals("?"))
result+=missingValues[6];
else
result+=dt.getGenderCategory(attributes[9]);
result+=",";
if(attributes[12].equals("?"))
result+=missingValues[7];
else
result+=attributes[12];
result+=",";
if(attributes[14].equals("?"))
result+=missingValues[8];
else
result+=dt.getSalaryCategory(attributes[14]);
*/
}
/**
* Applies the inverse operation of the transformation on the Data sample and creates a new Data
* with the inverse transformed version
*
* @param data Data to be inverse-transformed
* @return Inverse-Transformed Data sample (new object)
*/
public Object inverse(Object data) {
return first.inverse(second.inverse(data));
}
/**
* Determines if the operation is reversible or not
*
* @return True if the transformation is reversible, false otherwise
*/
public boolean isReversible() {
return first.isReversible() && second.isReversible();
}
/**
* Applies the transformation on the Data Sample and creates a new DataSample with the transformed
* version
*
* @param data Data sample to be transformed
* @return Transformed Data Sample (new object)
*/
public Object apply(Object data) {
return second.apply(first.apply(data));
}
