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知识追踪×贝叶斯网络×
领域教育分析贝叶斯
方法族Machine learningBayesian methods
起源年份19941988
提出者Albert Corbett & John AndersonJudea Pearl
类型Probabilistic student modelingProbabilistic graphical model
开创性文献Corbett, A. T., & Anderson, J. R. (1994). Knowledge tracing: Modeling the acquisition of procedural knowledge. User Modeling and User-Adapted Interaction, 4(4), 253–278. DOI ↗Pearl, J. (1988). Probabilistic Reasoning in Intelligent Systems: Networks of Plausible Inference. Morgan Kaufmann. ISBN: 978-1558604797
别名BKT, Bayesian Knowledge Tracing, Deep Knowledge Tracing, Bilgi İzlemeBayes network, belief network, probabilistic graphical model, directed graphical model
相关34
摘要Knowledge Tracing (KT) is a student-modeling technique that estimates, at each moment in time, the probability that a learner has mastered a target knowledge component. Introduced by Corbett and Anderson in 1994, the classical Bayesian Knowledge Tracing (BKT) model treats skill acquisition as a two-state Hidden Markov Model driven by four interpretable parameters: prior knowledge, learning rate, slip, and guess. Deep variants (DKT, DKVMN, AKT) later replaced HMMs with recurrent and transformer architectures.A Bayesian network is a probabilistic graphical model, introduced by Judea Pearl in 1988, that encodes a set of variables and their conditional dependencies as a directed acyclic graph (DAG). Each node represents a variable; each directed edge encodes a direct probabilistic influence. By combining Bayes' rule with the graph's conditional independence structure, the model supports reasoning under uncertainty — computing the probability of any variable given observed evidence about others.
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ScholarGate方法对比: Knowledge Tracing · Bayesian Network. 于 2026-06-15 检索自 https://scholargate.app/zh/compare