Computationally Efficient Wasserstein Loss for Structured Labels Ayato Toyokuni author Sho Yokoi author Hisashi Kashima author Makoto Yamada author 2021-04 text Proceedings of the 16th Conference of the European Chapter of the Association for Computational Linguistics: Student Research Workshop Ionut-Teodor Sorodoc editor Madhumita Sushil editor Ece Takmaz editor Eneko Agirre editor Association for Computational Linguistics Online conference publication toyokuni-etal-2021-computationally 10.18653/v1/2021.eacl-srw.1 https://aclanthology.org/2021.eacl-srw.1/ 2021-04 1 7