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The typhoon center location is important for weather forecast and typhoon analysis. However, the appearance of the typhoon center as viewed from the IR satellite cloud image will have different shape and size at different time. At the genesis stage, the center of a typhoon is quite ambiguous. When it reached to certain strength, there will be an eye appeared at the center. As the strength of the typhoon...
The prediction problem of first typhoon has been studied in the meteorological field. The reason is that accurate prediction helps in early stage prevention and decreasing economic loss. But the appeared dates of first typhoon are uncertain every year. Grey system theory is one of the methods that are used to study uncertainty, it is superior in mathematical analysis of systems with uncertain information...
In the weather routing, it is very important to take account of encountered weather and sea states, which are major factors of the function in a weather routing simulation model. To clarify the criteria for the safety navigation of practical navigators quantitatively, the weather routing simulation and the interview were carried out to the navigators. According to the interview, the upper limit of...
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