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  • 标题:Course Sequence Recommendation with Course Difficulty Index Using Subset Sum Approximation Algorithms
  • 本地全文:下载
  • 作者:M. Premalatha ; V. Viswanathan
  • 期刊名称:Cybernetics and Information Technologies
  • 印刷版ISSN:1311-9702
  • 电子版ISSN:1314-4081
  • 出版年度:2019
  • 卷号:19
  • 期号:3
  • 页码:25-44
  • DOI:10.2478/cait-2019-0024
  • 出版社:Bulgarian Academy of Science
  • 摘要:Choice Based Course Selection (CBCS) allows students to select courses based on their preferred sequence. This preference in selection is normally bounded by constraints set by a university like pre-requisite(s), minimum and maximum number of credits registered per semester. Unplanned course sequence selection affects the performance of the students and may prolong the time to complete the degree. Course Difficulty Index (DI) also contributes to the decline in the performance of the students. To overcome these difficulties, we propose a new Subset Sum Approximation Problem (SSAP) aims to distribute courses to each semester with approximately equal difficulty level using Maximum Prerequisite Weightage (MPW) Algorithm, Difficulty Approximation (DA) algorithm and Adaptive Genetic Algorithm (AGA). The three algorithms have been tested using our university academic dataset and DA algorithm outperforms with 98% accuracy than the MPW and AGA algorithm during course distribution.
  • 关键词:Course sequence recommendation; Course credits; Course difficulty; Prerequisite; weight; Approximation Algorithm.
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