A density-based clustering algorithm with educational applications

Zitong Wang, Peng Kang, Zewei Wu, Yanghui Rao, Fu Lee Wang

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

2 Citations (Scopus)

Abstract

With the rapid development of Web 2.0 and interactive technologies, learning resources are proliferating online. Confronting such large volume of educational data, users require effective and efficient methodologies to organize and manage them, which reveals the importance of clustering. In this paper, we first propose a method to estimate the data density, and then apply it to merge learning resources. The proposed algorithm estimates the confidence of any two learning resources to be a pair of neighbors, and conducts clustering by combining the above confidence with the similarities among resources. Experiments are designed to evaluate the performance of our algorithm using the standard clustering datasets. We also demonstrate how to employ the proposed algorithm in educational applications, including e-learner grouping, resource recommendation and usage patterns discovery.

Original languageEnglish
Title of host publicationCurrent Developments in Web Based Learning - ICWL 2015 International Workshops, KMEL, IWUM, LA, Revised Selected Papers
EditorsDi Zou, Zhiguo Gong, Dickson K.W. Chiu
Pages118-127
Number of pages10
DOIs
Publication statusPublished - 2016
Externally publishedYes
EventInternational Conference on Web Based Learning, ICWL 2015 - Guangzhou, China
Duration: 5 Nov 20158 Nov 2015

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume9584 LNCS
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

ConferenceInternational Conference on Web Based Learning, ICWL 2015
Country/TerritoryChina
CityGuangzhou
Period5/11/158/11/15

Keywords

  • Clustering analysis
  • Data density
  • E-learning
  • User modeling

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