摘要
针对时态GIS中对历史数据回溯的需求,在分析总结常用的几种实现方法之后,提出了基于空间查询的历史回溯方法,并给出了具体实现方法,在时空GIS开发中的历史数据回溯方面有较好的实现价值。
The article is based on the requirements for the historical retrospect in Land Utilization Management System. After analyzing and summarizing some methods in common use, the paper brings forward a method for historical retrospect which is based on spatial query, and introduces steps of the concrete realization.
出处
《测绘与空间地理信息》
2004年第3期3-6,共4页
Geomatics & Spatial Information Technology
