Aspect and Opinion Term Extraction Using Graph Attention Network Abir Chakraborty author 2023-12 text Proceedings of the 20th International Conference on Natural Language Processing (ICON) Jyoti D. Pawar editor Sobha Lalitha Devi editor NLP Association of India (NLPAI) Goa University, Goa, India conference publication abir-2023-aspect https://aclanthology.org/2023.icon-1.57/ 2023-12 594 602