1-800-SHARED-TASKS at RegNLP: Lexical Reranking of Semantic Retrieval (LeSeR) for Regulatory Question Answering Jebish Purbey author Drishti Sharma author Siddhant Gupta author Khawaja Murad author Siddartha Pullakhandam author Ram Mohan Rao Kadiyala author 2025-01 text Proceedings of the 1st Regulatory NLP Workshop (RegNLP 2025) Tuba Gokhan editor Kexin Wang editor Iryna Gurevych editor Ted Briscoe editor Association for Computational Linguistics Abu Dhabi, UAE conference publication purbey-etal-2025-1-800-shared https://aclanthology.org/2025.regnlp-1.6/ 2025-01 36 40