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existing web map systems have integrated multi-scale geographical information and supplied friendly visualization interfaces. Furthermore, volunteered geographical information, which is captured and released on web map framework, is an essential source for emergency surveying and mapping supports. However, the emergency mapping service on web map has more uncertainty. This paper proposes an Optimal...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.