Journal of Electronic Science and Technology, Volume. 22, Issue 2, 100262(2024)
Enhancing personalized exercise recommendation with student and exercise portraits
Fig. 1. Exercise recommendation: (a) students’ mastery of knowledge with past response records and (b) difficulty of exercises pertinent to each knowledge concept and the exercises-knowledge concepts indication.
Fig. 2. Model framework of the presented PER, which consists of three main tasks: (a) finer-grained portrait of the student and the exercise construction of CSEG, (b) importance ranking of the exercises through a joint random walk, and (c) final list of exercise recommendations with multi-objective optimization.
Fig. 5. Impacts of the candidate, i.e., top-
Fig. 6. Performance comparison with the change in the student (exercise) similarity threshold .
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Wei-Wei Gao, Hui-Fang Ma, Yan Zhao, Jing Wang, Quan-Hong Tian. Enhancing personalized exercise recommendation with student and exercise portraits[J]. Journal of Electronic Science and Technology, 2024, 22(2): 100262
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Received: Jul. 3, 2023
Accepted: May. 31, 2024
Published Online: Aug. 8, 2024
The Author Email: Ma Hui-Fang (mahuifang@yeah.net)