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Ranking difficulty of knowledge units based on learning dependency

  • Xi'an Jiaotong University

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

3 Scopus citations

Abstract

Using knowledge maps to compute and rank the difficulty level of knowledge units can guide learners plan their learning activities more effectively. This paper focuses on how to use the topology of a knowledge map to compute and rank the difficulty of knowledge units. We present the hierarchical structure and properties of knowledge maps, propose three hypotheses based on the correlation between the difficulty of knowledge units and learning dependency, and then provide a method for ranking knowledge units with objective and subjective difficulty. The experiment on the "plane geometry" knowledge map shows that our methods can precisely calculate the difficulty of knowledge units.

Original languageEnglish
Title of host publicationProceedings - IEEE International Conference on E-Business Engineering, ICEBE 2010
Pages77-82
Number of pages6
DOIs
StatePublished - 2010
EventIEEE International Conference on E-Business Engineering, ICEBE 2010 - Shanghai, China
Duration: 10 Nov 201012 Nov 2010

Publication series

NameProceedings - IEEE International Conference on E-Business Engineering, ICEBE 2010

Conference

ConferenceIEEE International Conference on E-Business Engineering, ICEBE 2010
Country/TerritoryChina
CityShanghai
Period10/11/1012/11/10

Keywords

  • Difficulty of knowledge units
  • Knowledge map
  • Objective difficulty
  • Subjective difficulty

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