Beta Distribution Guided Aspect-aware Graph for Aspect Category Sentiment Analysis with Affective Knowledge Bin Liang author Hang Su author Rongdi Yin author Lin Gui author Min Yang author Qin Zhao author Xiaoqi Yu author Ruifeng Xu author 2021-11 text Proceedings of the 2021 Conference on Empirical Methods in Natural Language Processing Marie-Francine Moens editor Xuanjing Huang editor Lucia Specia editor Scott Wen-tau Yih editor Association for Computational Linguistics Online and Punta Cana, Dominican Republic conference publication liang-etal-2021-beta 10.18653/v1/2021.emnlp-main.19 https://aclanthology.org/2021.emnlp-main.19/ 2021-11 208 218