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cs.IR2020
Using the Hammer Only on Nails: A Hybrid Method for Evidence Retrieval for Question Answering
Zhengzhong Liang, Yiyun Zhao, Mihai Surdeanu
Evidence retrieval is a key component of explainable question answering (QA). We argue that, despite recent progress, transformer network-based approaches such as universal sentenc…
cs.IR2018
Sanity Check: A Strong Alignment and Information Retrieval Baseline for Question Answering
Vikas Yadav, Rebecca Sharp, Mihai Surdeanu
While increasingly complex approaches to question answering (QA) have been proposed, the true gain of these systems, particularly with respect to their expensive training requireme…