86 citations · 305 across the 37 of their papers we have counts for
3 papers · 1 filter
The Language of Food during the Pandemic: Hints about the Dietary Effects of Covid-19
Hoang Van, Ahmad Musa, Mihai Surdeanu +1
We study the language of food on Twitter during the pandemic lockdown in the United States, focusing on the two month period of March 15 to May 15, 2020. Specifically, we analyze o…
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…
Unsupervised Alignment-based Iterative Evidence Retrieval for Multi-hop Question Answering
Vikas Yadav, Steven Bethard, Mihai Surdeanu
Evidence retrieval is a critical stage of question answering (QA), necessary not only to improve performance, but also to explain the decisions of the corresponding QA method. We i…