Getting context on the go: mobile urban exploration with ambient tag clouds

  • Authors:
  • Matthias Baldauf;Rainer Simon

  • Affiliations:
  • Telecommunications Research Center Vienna (FTW), Vienna, Austria;Austrian Institute of Technology, Vienna, Austria

  • Venue:
  • Proceedings of the 6th Workshop on Geographic Information Retrieval
  • Year:
  • 2010

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Abstract

Tags clouds are a well-established concept for organizing and visualizing large amounts of user-generated content annotated with keywords. Applied on mobile devices, so-called 'ambient tag clouds' which are based on surrounding georeferenced and tagged resources may act as compact location descriptors. This paper presents our on-going work towards more expressive ambient tag clouds. By analyzing locative textual Web content, such representations summarizing available background information can be generated without explicitly assigned tags. Thus, these ambient tag clouds enable the mobile exploration of a place's semantic beyond visible objects and common points-of-interest.