Second-order Document Similarity Metrics for Transformers Jarkko Lagus author Niki Loppi author Arto Klami author 2022-12 text Proceedings of the 5th International Conference on Natural Language and Speech Processing (ICNLSP 2022) Mourad Abbas editor Abed Alhakim Freihat editor Association for Computational Linguistics Trento, Italy conference publication lagus-etal-2022-second https://aclanthology.org/2022.icnlsp-1.15/ 2022-12 128 133