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It's a Contradiction--No, it's Not: A Case Study using Functional Relations
 

Summary: It's a Contradiction--No, it's Not:
A Case Study using Functional Relations
Alan Ritter, Doug Downey, Stephen Soderland and Oren Etzioni
Turing Center
Department of Computer Science and Engineering
University of Washington
Box 352350
Seattle, WA 98195, USA
{aritter,ddowney,soderlan,etzioni}@cs.washington.edu
Abstract
Contradiction Detection (CD) in text is a
difficult NLP task. We investigate CD
over functions (e.g., BornIn(Person)=Place),
and present a domain-independent algorithm
that automatically discovers phrases denoting
functions with high precision. Previous work
on CD has investigated hand-chosen sentence
pairs. In contrast, we automatically harvested
from the Web pairs of sentences that appear
contradictory, but were surprised to find that

  

Source: Anderson, Richard - Department of Computer Science and Engineering, University of Washington at Seattle

 

Collections: Computer Technologies and Information Sciences