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"Exploiting Knowledge Hierarchy for Finding Similar Exercises in Online ..."
Wei Tong et al. (2020)
- Wei Tong, Shiwei Tong, Wei Huang
, Liyang He, Jianhui Ma, Qi Liu, Enhong Chen
:
Exploiting Knowledge Hierarchy for Finding Similar Exercises in Online Education Systems. ICDM 2020: 1298-1303
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