@Override
protected boolean parseInner(XmlPullParser parser, Instance instance) throws Exception {
if (super.parseInner(parser, instance)) return true;
if (getValueName().equals(parser.getName())) {
instance.setValue(ProviderUtils.parseText(parser));
return true;
}
return false;
}
/**
* Discretizes an attribute using bins.
*
* @param instances the dataset to discretize.
* @param attIndex the attribute index.
* @param bins the bins.
*/
public static void discretize(Instances instances, int attIndex, Bins bins) {
Attribute attribute = instances.getAttributes().get(attIndex);
BinnedAttribute binnedAttribute = new BinnedAttribute(attribute.getName(), bins);
binnedAttribute.setIndex(attribute.getIndex());
instances.getAttributes().set(attIndex, binnedAttribute);
for (Instance instance : instances) {
int v = bins.getIndex(instance.getValue(attribute.getIndex()));
instance.setValue(attribute.getIndex(), v);
}
}
public void buildClusterer(ArrayList<String> seqDB, double[][] sm) {
seqList = seqDB;
this.setSimMatrix(sm);
Attribute seqString = new Attribute("sequence", (FastVector) null);
FastVector attrInfo = new FastVector();
attrInfo.addElement(seqString);
Instances data = new Instances("data", attrInfo, 0);
for (int i = 0; i < seqList.size(); i++) {
Instance currentInst = new Instance(1);
currentInst.setDataset(data);
currentInst.setValue(0, seqList.get(i));
data.add(currentInst);
}
try {
buildClusterer(data);
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}