Apichet Yajai

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Data validation is an important task in order to ensure data quality. When the database has a complex data structure and, in addition, the data is changed by constraints related to the business of the database user, data validation can be a difficult task. This paper proposes the tool EERtoOWL2. The tool supports data validation using ontology reasoning.(More)
Falls are significant public health problem. In the last few years, several researches based on computer vision system have been developed to detect a person who has fallen to the ground. This paper presents a novel fall detection technique namely the directional bounding box (DBB) to detect a falls event especially a situation of fall direction paralleling(More)
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