QIAN Chengyang, LONG Yi, XU Zhen, SUN Hao. Open Spatial Information Query Based-on Web Text[J]. Geomatics and Information Science of Wuhan University, 2010, 35(1): 83-87.
Citation: QIAN Chengyang, LONG Yi, XU Zhen, SUN Hao. Open Spatial Information Query Based-on Web Text[J]. Geomatics and Information Science of Wuhan University, 2010, 35(1): 83-87.
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Open Spatial Information Query Based-on Web Text

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  • In this paper,language features of spatial information in web texts are firstly analyzed.Then essential methods about online extraction and matching of spatial information and are studied.On the basis of GIS spatial databases,a framework and several methods about expanding the abilities of spatial information query are proposed by keeping data acquisition method in an open style.Related case studies were performed to verify the correctness of the methods.
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