Semantic Information Extraction: Overview and Basic Techniques
Semantic Information Extraction: Overview and Basic Techniques
Semantic Information Extraction: Overview and Basic Techniques
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General Relations<br />
• Relations: Facts involving entities<br />
• [PER Susan Dumais] works for [ORG Microsoft Research], which is<br />
headquartered in [LOC Redmond, WA]<br />
• DefeatedIn(Dallas Mavericks, Miami Heat, 2011 NBA Finals)<br />
• Relations vs. Events<br />
• History<br />
Vague boundary<br />
̵ Introduced in MUC-7 (1997) ,<br />
extended by ACE, continued by KBP<br />
Gain popularity in molecular biology,<br />
recent works including<br />
extracting protein-protein interaction<br />
ACE’05 relation types<br />
3/21/2012 9:28 AM
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