Unsupervised Ontology Induction From Text - Microsoft Research

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Semantic Parsing IL-4 protein induces CD11b INDUCE(e1) INDUCER(e1,e2) INDUCED(e1,e3) IL-4(e2) CD11B(e3) Structured prediction: Partition + Assignment induces INDUCE induces nsubj dobj INDUCER nsubj dobj INDUCED protein CD11b protein CD11b nn IL-4 nn IL-4 CD11B IL-4 12
Challenge: Same Meaning, Many Variations IL-4 induces CD11b Protein IL-4 enhances the expression of CD11b CD11b expression is induced by IL-4 protein The cytokin interleukin-4 induces CD11b expression IL-4’s up-regulation of CD11b, … …… 13
Page 1 and 2: Unsupervised Ontology Induction Fro
Page 5 and 6: Extracting Knowledge From Text …
Page 7 and 8: Unsupervised Learning for Knowledge
Page 9 and 10: Ontology Learning • Attracts incr
Page 11: Outline • Background: USP • Uns
Page 15 and 16: Unsupervised Semantic Parsing • U
Page 21 and 22: Unsupervised Semantic Parsing • E
Page 23 and 24: Learning: Hill-Climb Likelihood Ini
Page 25 and 26: OntoUSP • USP + Hierarchical clus
Page 27 and 28: Experiments • Evaluate on an end
Page 29 and 30: Induced Ontology (Partial)
Page 31: Conclusion • OntoUSP: Unsupervise

Unsupervised Ontology Induction From Text - Microsoft Research

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