摘要：Intelligent Tutoring Systems (ITS) are computer programs which are able to present educational materials to users in a flexible and personalized way. Performing automatic assessment of the student has become an emergent topic of interest in this research area. The purpose of this work is to present an assessment procedure that is able to determine what the student knows about a certain query topic, and to derive a path in the learning materials to gain the knowledge needed to the goal.
关键词：Intelligent Tutoring Systems, assessment, ontology, natural language interaction
