@InProceedings{SatoshiAkasaki:2023, author = {Satoshi Akasaki, Naoki Yoshinaga, Masashi Toyoda}, title = {Early Discovery of Disappearing Entities in Microblogs}, booktitle = {The 61st Annual Meeting of the Association for Computational Linguistics}, year = {2023}, address = {Toronto, Canada}, publisher = {Association for Computational Linguistics}, pages = {4507–4520}, }