On our test data, TUPLEINF(T+T') achieves 46.17% P@1 (line 5).
in addition to previous work, we compare our model against two strong iR baselines: • iR Baseline: For this baseline, we rank answer candidates by the maximum tf.idf document retrieval score using an unboosted query of question and answer terms (see Section 4.1 for retrieval details).