Jeong-Seob Yoon

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A bookmark means the URL information stored for memorizing a user's own footprints and revisiting that website. This paper regards this bookmark as one of the evidences representing user preferences. An original bookmark indicating only address information is categorized for merging semantic meanings by using public web directory services. These categorized(More)
The knowledge management in e-learning systems is classified into knowledge about students, strategies of teaching and learning, management of the learning content, and the system management. The construction of the student's knowledge, namely the student model, is a core component used to develop an intelligent e-learning system. The student model can be(More)
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