Question: By how much more does PARENT correlate with human judgements in comparison to other text generation metrics?
Answer: Best proposed metric has average correlation with human judgement of 0.913 and 0.846 compared to best compared metrics result of 0.758 and 0.829 on WikiBio and WebNLG challenge.
Alternative answer: Their average correlation tops the best other model by 0.155 on WikiBio.