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Exploiting Knowledge Hierarchy for Finding Similar Exercises in Online Education Systems.

Wei TongShiwei TongWei HuangLiyang HeJianhui MaQi LiuEnhong Chen
Published in: ICDM (2020)
Keyphrases
  • finding similar
  • learning systems
  • online education
  • knowledge representation
  • knowledge sharing
  • data sets
  • information retrieval
  • knowledge management
  • virtual environment
  • statistically significant