Boosting Factual Correctness of Abstractive Summarization with Knowledge Graph
Table 4: Factual correctness score and ROUGE scores on CNN/DailyMail and XSum test set. *p-value<0.05.
['Model', '100×Fact Score', 'ROUGE-1', 'ROUGE-2', 'ROUGE-L']
In CNN/DailyMail, FASum is 1.2% higher than UniLM and 4.5% higher than BottomUp in factual correctness score. Statistical test shows that the lead is statistically significant with p-value smaller than 0.05.