@Override
public List<ProximityDescriptor> computeProximity(Task wi) {
// TODO must retrieve FULL set of open Tasks somehow
// (directly from the DB)
List<Task> relatedTasks = new ArrayList<Task>();
List<ProximityDescriptor> BinaryProximities = new ArrayList<ProximityDescriptor>();
int totalEvents = 0;
for (Task t : relatedTasks) {
if (!(t.getUUID()
.equals(wi.getUUID()))) { // TODO: is this the criterion for equals() between Tasks ??
ProximityDescriptor pairProximity = computeProximity(wi, t);
totalEvents += countOverlappingEvents(pairProximity.getOverlappingItems());
BinaryProximities.add(pairProximity);
}
}
double averageEvents = totalEvents / relatedTasks.size();
for (ProximityDescriptor pd : BinaryProximities) {
double scalingFactor = pd.getOverlappingItems().size() / averageEvents;
pd.setScalingFactor(scalingFactor);
pd.setScaledDistance(roundProximityScore(pd.getPreliminaryDistance() * scalingFactor));
}
return BinaryProximities;
}
