Byung-In Cho

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The previous version of our Intelligent Tutoring System, Circsim-Tutor (CST) had only four procedures with no difference in difficulty level. However, our new version has 83 procedures that are classified into five Content Categories, five Procedure Difficulty Levels and four Procedure Description Levels. This variety requires Curriculum Planning. Sometimes(More)
The tutoring protocol controls the interaction between the tutor and the student in a tutoring session. Our goals are to understand human tutoring so that we can emulate it better and to discover which tutoring protocol gives the best results in teaching causal reasoning. We used C5.0 to analyze a set of human tutoring transcripts to discover how and when(More)
Evens, who mentored and encouraged me to pursue my degree from the first day I met her. Medical College. Their insight and enthusiasm have made a huge impact on my thinking of tutoring systems. I also want to thank my colleagues in Circsim-Tutor project. It was such a pleasure to working with them. Finally thank you Wenhui. You are the one who is always(More)
2000 iii ACKNOWLEDGMENT I am very grateful to my parents for their endless love and encouragement. I am deeply grateful to my wife for her love, understanding and patience. I love you, my children, JaeHyung and YounKyung. I have received a great deal of encouragement, advice and help from people associated with the CIRCSIM-Tutor research group. I am(More)
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