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Variance-stabilized cognitive diagnosis via GCN-enhanced graph attention with adaptive relation pruning

Xiaoli Zhang1, Zixi Dai1, Guifu Zhu2

  • 1Kunming University of Science and Technology Yunnan Provincial Key Laboratory of Computer TechnologyApplication, Kunming, 650500, China.

Scientific Reports
|December 4, 2025
PubMed
Summary

No abstract available in PubMed .

Keywords:
Adaptive pruningCognitive diagnosis modelGraph attention mechanismItem response theoryOver-smoothing mitigation

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