Search Results for author: David Wadden

Found 6 papers, 4 papers with code

Overview and Insights from the SciVer Shared Task on Scientific Claim Verification

no code implementations17 Jul 2021 David Wadden, Kyle Lo

We present an overview of the SciVer shared task, presented at the 2nd Scholarly Document Processing (SDP) workshop at NAACL 2021.

Extracting a Knowledge Base of Mechanisms from COVID-19 Papers

3 code implementations NAACL 2021 Tom Hope, Aida Amini, David Wadden, Madeleine van Zuylen, Sravanthi Parasa, Eric Horvitz, Daniel Weld, Roy Schwartz, Hannaneh Hajishirzi

The COVID-19 pandemic has spawned a diverse body of scientific literature that is challenging to navigate, stimulating interest in automated tools to help find useful knowledge.

The Effect of Moderation on Online Mental Health Conversations

no code implementations19 May 2020 David Wadden, Tal August, Qisheng Li, Tim Althoff

We found that participation in group mental health discussions led to improvements in psychological perspective, and that these improvements were larger in moderated conversations.

Fact or Fiction: Verifying Scientific Claims

1 code implementation EMNLP 2020 David Wadden, Shanchuan Lin, Kyle Lo, Lucy Lu Wang, Madeleine van Zuylen, Arman Cohan, Hannaneh Hajishirzi

We introduce scientific claim verification, a new task to select abstracts from the research literature containing evidence that SUPPORTS or REFUTES a given scientific claim, and to identify rationales justifying each decision.

Domain Adaptation Fact Checking

Entity, Relation, and Event Extraction with Contextualized Span Representations

2 code implementations IJCNLP 2019 David Wadden, Ulme Wennberg, Yi Luan, Hannaneh Hajishirzi

We examine the capabilities of a unified, multi-task framework for three information extraction tasks: named entity recognition, relation extraction, and event extraction.

Event Extraction Joint Entity and Relation Extraction +1

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