Emanuele Bugliarello, Sabrina J. Mielke, Antonios Anastasopoulos, Ryan Cotterell, Naoaki Okazaki. It's Easier to Translate out of English than into it: Measuring Neural Translation Difficulty by Cross-Mutual Information. In Dan Jurafsky, Joyce Chai, Natalie Schluter, Joel R. Tetreault, editors, Proceedings of the 58th Annual Meeting of the Association for Computational Linguistics, ACL 2020, Online, July 5-10, 2020. pages 1640-1649, Association for Computational Linguistics, 2020. [doi]
Abstract is missing.