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Open Information Extraction (Banko, et al, 2007) Question: can we leverage regularities in language to extract information in a relation-independent way? Relations typically: • anchored in verbs • exhibit simple syntactic form Virtues: • No hand-labeled data • “No sentence left behind” • Exploit redundancy of Web
Page 1 and 2: The View from AI2 Oren Etzioni, CEO
Page 3 and 4: AI2 Chronology and “Geography”
Page 5 and 6: Scientific Advisory Board (SAB) Ada
Page 7 and 8: Common Themes in AI2 Projects • A
Page 9 and 10: High-level observations about knowl
Page 11 and 12: Do we need a body to acquire common
Page 13 and 14: Factual Knowledge for 4 th Grade Sc
Page 15 and 16: These KBs are fact rich but knowled
Page 20 and 21: IE over Web sentences suffers from
Page 22 and 23: Obtaining Visual Knowledge 1. Detec
Page 27 and 28: Facts are necessary, but not suffic
Page 29 and 30: Reasoning Method • Deductive reas
Page 31 and 32: Enhancements for Tractability 1. Ad
Page 33 and 34: Probabilistic Alignment over graphs
Page 35 and 36: Runtime (seconds) ProbAligner Resul
Page 37: Join Us! 39

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