コード例 #1
0
  public void usePredictedRatingsForContent(Method m, int userId) {
    // Store the original ratings in the map.
    Rating rec;
    content.setFixedUserId(userId);
    content.restart();
    while ((rec = (Rating) content.next()) != null) {
      int objectId = rec.getObjectId();
      double rating = rec.getRating();

      if (!usersRatings.containsKey(userId))
        usersRatings.put(userId, new HashMap<Integer, Double>());

      usersRatings.get(userId).put(objectId, rating);
    }
    // Use the ratings from the behaviour method
    content.restart();
    while ((rec = (Rating) content.next()) != null) {
      Double r = (Double) m.classifyRecord(rec);
      if (r != null) rec.setRating(r);
    }
  }
コード例 #2
0
 @Override
 public void setFixedUserId(Integer userId) {
   if (useBehaviour) behaviour.setFixedUserId(userId);
   else content.setFixedUserId(userId);
 }