Moon-Hyun Kim

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AdaBoost is one of the most popular algorithms to construct a strong classifier with linear combination of member classifiers. The member classifiers are selected to minimize the errors in each iteration step during training process. AdaBoost provides very simple and useful method to generate ensemble classifiers. The performance of the ensemble depends on(More)
In metropolitan area, the use of analog CCTV surveillance system has steadily increased to detect and prevent crimes, terror, big persons and cars crowded in road that CCTV surveillance systems have long been employed in metropolitan area. It is necessary to equip intelligent surveillance systems, which provide an efficient solution for the problems because(More)
Today, various types of sensors such as CCTV, temperature detector, CO2 detector, are widely used to prevent fire occurrence in public places. They are integrated into an intelligent surveillance system to monitor indication of fire and to alarm various levels of warning automatically. A fuzzy system is proper to solve the problem considering an ambiguous(More)
Document plagiarism means the unauthorized use of the original document of another author without recognition of the source. With the development of the Internet, the volume of digital information available and easily accessible has increased massively and detecting plagiarism manually is so expensive in terms of both time and effort. Although many copy(More)