Combining Lexical and Dense Retrieval for Computationally Efficient Multi-hop Question Answering

Georgios Sidiropoulos, Nikos Voskarides, Svitlana Vakulenko, Evangelos Kanoulas. Combining Lexical and Dense Retrieval for Computationally Efficient Multi-hop Question Answering. In Nafise Sadat Moosavi, Iryna Gurevych, Angela Fan, Thomas Wolf 0008, Yufang Hou 0001, Ana Marasovic, Sujith Ravi, editors, Proceedings of the Second Workshop on Simple and Efficient Natural Language Processing, SustaiNLP@EMNLP 2021, Virtual, November 10, 2021. pages 58-63, Association for Computational Linguistics, 2021. [doi]

Authors

Georgios Sidiropoulos

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Nikos Voskarides

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Svitlana Vakulenko

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Evangelos Kanoulas

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