public void addFeature(IFeatureVector fv){
  idxList.addAll(Ints.asList(fv.getIndices()));
  valList.addAll(Floats.asList(fv.getValues()));
}

public void addFeature ( IFeatureVector fv ) { idxList . addAll ( Ints . asList ( fv . getIndices ( ) ) ) ; valList . addAll ( Floats . asList ( fv . getValues ( ) ) ) ; }
currentvector = currentvector + fv
