Proceedings

Open Information Extraction Systems and Downstream Applications

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Proceedings of the Twenty-Fifth International Joint Conference on Artificial Intelligence. Pages 4074-4076.

Abstract

Open Information Extraction (Open IE) extracts textual tuples comprising relation phrases and argument phrases from within a sentence, without requiring a pre-specified relation vocabulary. In this paper we first describe a decade of our progress on building Open IE extractors, which results in our latest extractor, OpenIE4, which is computationally efficient, outputs n-ary and nested relations, and also outputs relations mediated by nouns in addition to verbs. We also identify several strengths of the Open IE paradigm, which enable it to be a useful intermediate structure for end tasks. We survey its use in both human-facing applications and downstream NLP tasks, including event schema induction, sentence similarity, text comprehension, learning word vector embeddings, and more.

Mausam. 2016. Open Information Extraction Systems and Downstream Applications. In Proceedings of the Twenty-Fifth International Joint Conference on Artificial Intelligence, IJCAI-16. IJCAI, 4074–4076. https://ijcai.org/proceedings/2016/604
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