Yoichi Hiramatsu

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This paper proposes modeling of human behavior and a method of finding irregular human behavior. Initial experimental results demonstrated usefulness of proposed model and method. Firstly, by analyzing human behavior based on observation of human habitual life, it is shown that human behavior can be regarded as probabilistic finite automata. Then a method(More)
In Japan, 53% of children, from 10 years old to 17 years old, are using mobile phones. Filtering technology and systems to protect children are progressing day by day, however, they are still liable to become victims of crime through community sites and 1,239 trouble cases were reported in 2010. It is strongly required to teach children how to treat and(More)
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