Sun Maoyuan

PKU - sunmaoyuan@pku.edu.cn / smaoyuan@gmail.com

Semantic analysis for Intelligent Question Answering System (IQAS)

Part of the project “The blended instruction research by intelligent tutoring system CSIEC”, PKU

Goal: Facilitated self-learning by IQAS

Technology

  • semantic analysis
  • knowledge organization, ontology
  • algorithm improvement

System frame

  • receiver (direct user contact)
  • parser model
    • analyze keywords
  • semantic analysis model
  • responser (DUC)

Question pool

  • “What is the definition of ed tech?” (concept explanation)
  • “Ed tech is education, isn't it?” (true/false)

Semantic analysis

  • core rules, keywords analysis
  • words or sign classification (“what” and ”?” are classified in the same category)
  • priority
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