Question: How much is proposed model better than baselines in performed experiments?
Answer: most of the models have similar performance on BPRA: DSTC2 (+0.0015), Maluuba (+0.0729)
GDP achieves the best performance in APRA: DSTC2 (+0.2893), Maluuba (+0.2896)
GDP significantly outperforms the baselines on BLEU: DSTC2 (+0.0791), Maluuba (+0.0492)