评估可控长度机器翻译的功效（英文版）

英文标题：Evaluating the Efficacy of Length-Controllable Machine Translation中文摘要：本文通过对 18 个自动摘要或机器翻译的评估指标进行人工评估，发现 BLEURT 和 COMET 与人工评估相关性最高，最适合作为可控长度机器翻译的评价指标。英文摘要：Length-controllable machine translation is a type of constrained translation.It aims to contain the original meaning as much as possible while controllingthe length of the translation. We can use automatic summarization or machinetranslation evaluation metrics for length-controllable machine translation, butthis is not necessarily suitabl