QA4PRF: A Question Answering Based Framework for Pseudo Relevance Feedback

QA4PRF: A Question Answering Based Framework for Pseudo Relevance Feedback

Pseudo relevance feedback (PRF) automatically performs query expansion based on top-retrieved documents to better represent the user’s information need so as to improve the search results. Previous PRF methods mainly select expansion terms with high occurrence frequency in top-retrieved d...

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Bibliographic Details
Main Authors: Handong Ma, Jiawei Hou, Chenxu Zhu, Weinan Zhang, Ruiming Tang, Jincai Lai, Jieming Zhu, Xiuqiang He, Yong Yu
Format: Article
Language:English
Published: IEEE 2021-01-01
Series:IEEE Access
Subjects:
Pseudo relevance feedback
question answering
query expansion
Online Access:https://ieeexplore.ieee.org/document/9562528/

Internet

https://ieeexplore.ieee.org/document/9562528/

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