java_map_download- 使用Java开发的地图瓦片图下载工具,支持OpenStreetMap、天地图、谷歌地图、高德地图、腾讯地图、必应地图的XYZ瓦片图下载与合并。 mars3d- 一款基于WebGL技术实现的三维地球客户端开发平台 open-geo-modeller-地球流体力学模拟系统 xdh-map - 基于Openlayers的地图应用Vue组件 Gitee:https://gitee.c...
The platform is designed to handle data from various sources, including proximity, airborne, and spaceborne data, to enable precision agriculture. The proposed software allows for the integration of new data, including data that can be collected directly on-board the acquisition device, ...
OpenLayers(http://openlayers.org/)是一个开源的jS框架,用于在您的浏览器中实现地图浏览的效果和基本的zoom,pan等功能。OpenLayers支持的地图来源包括了WMS,GoogleMap,KaMap,MSVirtualEarth等等,您也可以用简单的图片作为源,在这一方面OpenLayers提供了非常多的选择。此外,OpenLayers实现...
http://www.opentopography.org/ Open Topography是一个提供高空间分辨率的地形数据和操作工具的门户网站。通过Open Topography,用户可以下载LiDAR数据(主要包括:美国、加拿大、澳大利亚、巴西、海地、墨西哥和波多黎各)。 6、UNEP Environmental Data Explorer http://geodata.grid.unep.ch/ 联合国环境数据资源管理器,数据...
free, open source GIS desktop application that runs on Windows, Linux and MacOS. uDig was designed to use OGC’s OpenGIS standards such as WMS, WFS and more. One-click install allows you to view localshapefiles, remote WMS services and even directly edit your own spatial database ...
data )，这里给出点数据预览，如下：获取数据代码如下：lons = nj_data["经度"].values lats = nj_...
In Conclusion Open source databases have the capabilities to handle real world problems, and are in widespread use Open source spatial databases (PostGIS) are new, but are already in use around the world Many GIS database problems can now realistically be addressed with open source technology...
数据框(data frame):将多个图层,属性表聚集在一起。框架有图层的名称,图例,说明,当前显示状态和独立的属性表等等。 数据源(data source):不经转换而被arcmap直接使用的空间数据,属性数据。各种要素类和表,是最常用的数据源。 图形元素(element):使用drawing工具条画出的图形元素。其存放在地图文档中,...
关键词:开源GIS,地图服务,PostgreSQL/ PostGIS,QGIS,MapServer,OpenLayer Abstract The paper provide us the operating principle of the Web GIS comprehensively and the developing model of the free open-source software of graphic information system comprehensively. An introduction on vector data management an...
4. Esri Open Data Hub TheEsri Open Data Hubis a hidden gold mine of free GIS data. For example, it now houses over250,000+ open data setsfrom5,000+ organizationsworldwide. For this reason, we have it at the top of our list of free GIS data. ...