摘要
文章首先介绍了自发地理信息的概念,然后在此基础上通过对Open Street Map、Google Map Maker和Waze等应用的研究阐述了针对自发地理信息空间数据变化发现与更新途径。
The concept of volunteered geographic information is introduced firstly. Then,by the research on Open Street Map,Google Map Maker and Waze,the detecting changes and update approach of spatial data based on volunteered geo-graphic information are elaborated.
出处
《地矿测绘》
2017年第3期50-51,共2页
Surveying and Mapping of Geology and Mineral Resources
关键词
自发地理信息
空间数据
变化发现
更新途径
volunteered geographic information
spatial data
detecting changes
update approach
