We present a syllable bigram model forsegmentingaKoreansentenceinto words and correcting word-spacing errors in the spelling checker. We evaluated the system's performance for automatic word segmentation, word-spacing error detection, and the word-splitting problem of the characterrecognitionsystemattheend ofaline.
CIRCSlM-Tutor version 2, a dialogne-based intelligent tutoring system (ITS), is nearly five years old. It conducts a conversation with a student to help the student learn to solve a class of problems in cardio-vascular physiology dealing with the regulation of blood pressure. It uses natural language for both input and output, and can handle a variety of… (More)
OBJECTIVE The objective of this research was to build an intelligent tutoring system capable of carrying on a natural language dialogue with a student who is solving a problem in physiology. Previous experiments have shown that students need practice in qualitative causal reasoning to internalize new knowledge and to apply it effectively and that they learn… (More)