Open IE 4.0

Submitted by on Jul 26 2014 } Suggest Revision
By: Mausam, Anthony Fader, Michael Schmitz, Michele Banko, Michael Cafarella, Robert Bart, Stephen Soderland, and Oren Etzioni
Project: http://knowitall.github.io/openie/
From: University of Washington
Paper: http://turing.cs.washington.edu/papers/e...
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Description

An Open IE system runs over sentences and creates extractions that represent relations in text. v. 4.0 is the successor to ReVerb and Ollie.
Categorized in: Natural Language | Natural Language Understanding
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Oren Etzioni
2014-07-24 16:35:44

Open IE 4.0 utilizes SRL and has subsntaintally improved precision/recall over earlier Open IE systems such as ReVerb and Ollie. However, because it utilizes SRL---it is somewhat slower than ReVerb and more sensitive to parser errors.