Dialogue Summarization with Hierarchical Structure and Global Information, Tianhao Shen, Mingtong Liu, Ming Zhou, Deyi Xiong, 2022Proceedings of the 2022 Conference on Empirical Methods in Natural Language Processing (Association for Computational Linguistics)DOI: 10.18653/v1/2022.emnlp-main.730 - Explores methods for summarizing dialogues by leveraging hierarchical structures, directly addressing the 'Hierarchical Summarization' concept presented.