Unsupervised Learning of Narrative Schemas and their Participants

By Nathanael Chambers, Dan Jurafsky. 2009

462 citations recorded by the source corpus.

We describe an unsupervised system for learning narrative schemas, coherent sequences or sets of events (arrested(POLICE, SUSPECT), convicted(JUDGE, SUSPECT)) whose arguments are filled with participant semantic roles defined over words (Judge = {judge, jury, court}, Police = {police, agent, authorities}). Unlike most previous work in event structure or semantic role learning, our system does not use supervised techniques, hand-built knowledge, or predefined classes of events or roles. Our unsupervised learning algorithm uses coreferring arguments in chains of verbs to learn both rich narrative event structure and argument roles. By jointly addressing both tasks, we improve on previous results in narrative/frame learning and induce rich frame-specific semantic roles.

Subfields: Artificial Intelligence, Natural Language Processing

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The researchers whose trusted networks rank it highest, strongest advocate first. Every researcher gets a different order.

In Artificial Intelligence

  1. Yejin Choi
  2. Mohit Bansal
  3. Jianfeng Gao
  4. Noah A. Smith
  5. Luke S. Zettlemoyer
  6. Percy Liang
  7. Hannaneh Hajishirzi
  8. Graham Neubig

In Natural Language Processing

  1. Yejin Choi
  2. Mohit Bansal
  3. Luke S. Zettlemoyer
  4. Noah A. Smith
  5. Percy Liang
  6. Jianfeng Gao
  7. Hannaneh Hajishirzi
  8. Christopher D. Manning

Citations in the corpus