The design and implementation of SPIRIT: a spatially aware search engine for information retrieval on the Internet

@article{Purves2007TheDA,
  title={The design and implementation of SPIRIT: a spatially aware search engine for information retrieval on the Internet},
  author={Ross Purves and Paul D. Clough and Christopher B. Jones and Avi Arampatzis and B{\'e}n{\'e}dicte Bucher and David Finch and Gaihua Fu and Hideo Joho and Awase Khirni Syed and Subodh Vaid and Bisheng Yang},
  journal={International Journal of Geographical Information Science},
  year={2007},
  volume={21},
  pages={717-745}
}
Much of the information stored on the web contains geographical context, but current search engines treat such context in the same way as all other content. In this paper the design, implementation and evaluation of a spatially-aware search engine are described which is capable of handling queries in the form of the triplet of <theme><spatial relationship><location>. The process of identifying geographic references in documents and assigning appropriate footprints to documents, to be stored… CONTINUE READING
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