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This paper analysis mainstream technology of WebGIS and introduces the information publishing platform that is developed with the Applet/Servlet technology, mixed computing pattern. The method adopts prefetching strategy of remote objects and utilizes RMI to transfer or communicate remote objects in Server side. The platform Client display and control by Java Applet. The logic functional modules of...
As the world we are living in is three or more dimensions, we have to reconstruct the world in three dimension (3D). However, the world is composed of various things which have different modes, states and attributes. In certain applications, the emphases are put on certain special objects, it is unpractical and unnecessary to describe and express them in a way. Therefore we just need to construct...
With the development of the Internet, the need of city 3D data is rising more and more, and the emphasis shifts from analysis to the sharing of city 3D data and information over the Internet. In Internet, we lack uniform 3D data standard and 3D data cannot be shared and exchanged availably. The city Geography Mark-Up Language (GML) was developed as the standard language for exchanging and sharing...
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.