Learning to Select Knowledge for Response Generation in Dialog Systems
Table 4: Lost in Conversation with our Knowledge Selection Mechanism
['Dataset', 'Model', 'Automatic Evaluation PPL', 'Automatic Evaluation BLEU-1/2/3', 'Automatic Evaluation Distinct-1/2', 'Automatic Evaluation Knowledge R/P/F1', 'Human Evaluation']
After integrating our mechanism, all metrics are greatly improved. In particular, we achieve a threefold improvement on knowledge R/P/F1 on Persona-chat, which verifies the usefulness of our knowledge selection mechanism in incorporating knowledge in response generation.