Location-based services and GIS in perspective

  title={Location-based services and GIS in perspective},
  author={Bin Jiang and Xiaobai Angela Yao},
  journal={Computers, Environment and Urban Systems},
This paper examines location-based services (LBS) from a broad perspective involving deWnitions, characteristics, and application prospects. We present an overview of LBS modeling regarding users, locations, contexts and data. The LBS modeling endeavors are cross-examined with a research agenda of geographic information science. Some core research themes are brieXy speculated. © 2006 Elsevier Ltd. All rights reserved. 
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