What is Align Score?
"AlignScore, a metric for automatic factual consistency evaluation of text pairs" is introduced in AlignScore: Evaluating Factual Consistency with a Unified Alignment Function by Yuheng Zha, Yichi Yang, Ruichen Li and Zhiting Hu
AlignScore returns a score between 0 (Not consistent)
and 1 (Perfectly consistent) for if the given claims are consistent with the
provided contexts.