Keiji Ogata

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To locate relevant information within an vast array of potentially irrelevant information, a graphical user interface supported by visual navigation search cues may be useful. Because few studies have reported effects of visual cues in complicated workplace conditions, this study examined effects of valid/invalid cues on performance in a search task that(More)
The use of emergency notification systems (ENS) to enhance the security, health, and welfare of older adults living alone has become generally widespread in. However, these systems, although widely available, tend to be underutilized. In order to address this problem, a model to improve the acceptance and use of information and communication technology was(More)
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