public DoubleWritable terminate() {
if (partial == null) {
return null;
}
double result = partial.getPrediction();
return new DoubleWritable(result);
}
public boolean iterate(
@Nullable DoubleWritable Wj, @Nullable List<FloatWritable> Vjf, @Nullable DoubleWritable Xj)
throws HiveException {
if (partial == null) {
this.partial = new PartialResult();
}
partial.iterate(Wj, Vjf, Xj);
return true;
}
public boolean merge(PartialResult other) throws HiveException {
if (other == null) {
return true;
}
if (partial == null) {
this.partial = new PartialResult();
}
partial.merge(other);
return true;
}