Mining geo-spatial information from natural language not only enriches information sources for Geographic Information System (GIS) but also enhances representability and perceptibility of GIS.

• 实现自然语言中地理空间信息的挖掘，不仅能够丰富地理信息系统（GIS）的信息来源，而且能够提升GIS的表达能力和可理解性。