Constraint-Based Student Modeling

Constraint-Based Student Modeling
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基于约束的学生建模

DOI:
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发表时间:
1994
期刊:
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通讯作者:
S. Ohlsson
S. Ohlsson
中科院分区:
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文献类型:
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作者:
S. Ohlsson

文献摘要

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学生建模问题的一种新方法是基于在约束集合中表示主题知识的思想。学生违反约束表明知识不完整或不正确,因此可以用于指导智能辅导系统的响应。这种方法有望消除对专家或学生的可运行模型的需要,并减少学生建模到模式匹配所需的计算。在减法领域的应用说明了这一概念的可行性。
A new approach to the student modeling problem is based on the idea of representing subject matter knowledge in sets of constraints. Constraint violations on the part of the student indicate incomplete or incorrect knowledge and can therefore be used to guide the response of an intelligent tutoring system. This approach promises to eliminate the need for runnable models of either the expert or the student and to reduce the computations required for student modeling to pattern matching. An application in the domain of subtraction illustrates the feasibility of the concept.