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The number of scanner stations used to acquire point cloud data is limited, resulting in poor data registration. As a result, a cloud point block registration approach was proposed that took into account the distance between the point and the surface. When registering point cloud data, the invariant angle, length, and area of the two groups of point cloud data were affine transformed, and then the...
Educational GIS (EDUGIS) based on Web is an important part of educational modernization construction. In order to visually display and dynamically query the educational geographic information, and give statistical analysis for educational spatial information and educational resource, in this paper, the framework and functional structure of EDUGIS is designed based on Map Server, an open source WebGIS...
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.