Mitigation of Diachronic Bias in Fake News Detection Dataset Taichi Murayama author Shoko Wakamiya author Eiji Aramaki author 2021-11 text Proceedings of the Seventh Workshop on Noisy User-generated Text (W-NUT 2021) Wei Xu editor Alan Ritter editor Tim Baldwin editor Afshin Rahimi editor Association for Computational Linguistics Online conference publication murayama-etal-2021-mitigation 10.18653/v1/2021.wnut-1.21 https://aclanthology.org/2021.wnut-1.21/ 2021-11 182 188