An Intelligence Tutoring System Based on Knowledge Grid

In teaching practice, it is hard to accurately, systematically evaluating how well students master the knowledge.The reason that students can not understand the current concept is that prerequisite knowledge hasn\´t been grasped, and students also do not know the potential impact on the following course. It is difficult to implement trace and personalized analysis. The intelligence tutoring system based on the "knowledge grid"(ITSKG) makes use of "knowledge grid" to set up a shared, collaborative knowledge system based on Web, guides students to understand the problem systematically. It can implement ldquoknowledgeramblerdquo originating from one node in "knowledge grid" as a starting point. Then, it will form the ldquomissing knowledge chainrdquo which shows the studentpsilas present knowledge architecture. Finally, the results will be sent to different virtual organizations which are constituted by teachers, so that their Q&A will become more effective.