SuperMap: the 3rd Largest Share in Global GIS Market

16 Jan

ARC Advisory Group Report: SuperMap Has the 3rd Largest Share in Global GIS Market, and the 1st Largest Share in Asia GIS Market According to the Geographic Information Systems Market Research Study Report released by ARC Advisory Group, SuperMap has the 3rd largest share in global GIS market, and the 1st largest share in Asia GIS market. Meanwhile, the report …

Introduction to Surveying

27 Apr

Surveying may be divided into Geodetic and Plane Surveying. In Geodetic Surveying, large areas of the Earth’s Surface are involved and the curvature of the Earth is taken into account. In Plane Surveying, relatively small areas are under consideration (less than 250km2 in area) and the Earth’s surface is assumed to be flat (i.e. a horizontal plane). Measurements that are …