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- research-articleJuly 2021
Answer Complex Questions: Path Ranker Is All You Need
- Xinyu Zhang,
- Ke Zhan,
- Enrui Hu,
- Chengzhen Fu,
- Lan Luo,
- Hao Jiang,
- Yantao Jia,
- Fan Yu,
- Zhicheng Dou,
- Zhao Cao,
- Lei Chen
SIGIR '21: Proceedings of the 44th International ACM SIGIR Conference on Research and Development in Information RetrievalPages 449–458https://doi.org/10.1145/3404835.3462942Currently, the most popular method for open-domain Question Answering (QA) adopts "Retriever and Reader" pipeline, where the retriever extracts a list of candidate documents from a large set of documents followed by a ranker to rank the most relevant ...
