EfficientRAG: Efficient Retriever for Multi-Hop Question Answering Ziyuan Zhuang author Zhiyang Zhang author Sitao Cheng author Fangkai Yang author Jia Liu author Shujian Huang author Qingwei Lin author Saravan Rajmohan author Dongmei Zhang author Qi Zhang author 2024-11 text Proceedings of the 2024 Conference on Empirical Methods in Natural Language Processing Yaser Al-Onaizan editor Mohit Bansal editor Yun-Nung Chen editor Association for Computational Linguistics Miami, Florida, USA conference publication zhuang-etal-2024-efficientrag 10.18653/v1/2024.emnlp-main.199 https://aclanthology.org/2024.emnlp-main.199/ 2024-11 3392 3411