Improving Few-shot Prompting using Cluster-based Sample Retrieval for Medical NER in Clinical Text Meethu Mohan C author Sneha Shaji Punnan author Jeena Kleenankandy author 2024-12 text Proceedings of the 21st International Conference on Natural Language Processing (ICON) Sobha Lalitha Devi editor Karunesh Arora editor NLP Association of India (NLPAI) AU-KBC Research Centre, Chennai, India conference publication c-etal-2024-improving https://aclanthology.org/2024.icon-1.4/ 2024-12 37 44