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A lightweight knowledge tracing method for multi-source heterogeneous data based on LLMs and GANs

delete2026-05-19
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Shengzhu Wang
G
Guohui Wei
T
Tao Shen
秦
秦凯 (Kai Qin) *
DOI:10.1016/j.aej.2026.04.035delete
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摘要

摘要

En 中文
知识追踪(KT)对个性化教育至关重要,但其面临建模复杂多源异构数据的需求与实时计算效率要求之间的未解决张力。本文提出LG-MKT,一种轻量级KT方法,整合大型语言模型(LLMs)和生成对抗网络(GANs)。LG-MKT利用LLMs离线构建语义锚点,确保跨源一致性且无推理开销。同时,基于GAN的正则化器调和潜在分布以缓解数据稀疏性。在ASSIST09、EdNet和MOOCCube上的实验表明,LG-MKT以0.31ms的推理延迟优于基线方法。具体而言,该模型在MOOCCube上达到AUC 0.845,并将MAE等误差指标最多降低8.76%,展示了预测精度与现实世界可部署性之间的卓越平衡。
Keyword:
Knowledge tracing
Large language models
Generative adversarial networks
Multi-source heterogeneous data
Lightweight modeling
Data mining
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Alexandria Engineering Journal 封面图
Alexandria Engineering Journal
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6.8
论文数:
6.3K
被引数:
2.6W

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