Because GIS has strong spatial analysis capability and modeling technology, it can help the management part of urban planning to ...

Projection coordinate system The Projection Coordinate System (PCS), also known as the Non Earth Projection Coordinate System or ...

Preface Geographic location, also known as coordinates, is the soul of GIS. When accidents such as weather forecasts, rocket lau...

The Role of 3D GIS in Digital City Planning Under the trend of integration of informatization and industrialization, the constru...

Preface In development, we usually need a clean 3D Earth instance. This article will introduce how Cesium initializes an Earth, ...

Development direction Recently, the development and application of Geographic Information Systems (GIS) have increasingly focused...

Distance in GIS Geodesic distances: The shortest distance between two points on a geodetic surface. Planar distances: The shortes...

Brief introduction of Cesium Cesium is a world-class JavaScript open source product for 3D earth and maps. It provides a developm...

What is Map? 1.Map is the core component of OpenLayers, which is used to initialize map objects. 2.To initialize a map, you need...

UAV mapping has high flexibility and security, and is widely used in various industries. In the field of land surveying and mapp...