Spatial probabilistic modeling of calls to businesses

  • Authors:
  • Ramaswamy Hariharan;Ji Meng Loh;James Shanahan;Kenji Yamada

  • Affiliations:
  • AT&T Interactive Research, Glendale, CA;AT&T Labs - Research, Florham Park, NJ;AT&T Interactive Research, Glendale, CA;AT&T Interactive Research, Glendale, CA

  • Venue:
  • Proceedings of the 18th SIGSPATIAL International Conference on Advances in Geographic Information Systems
  • Year:
  • 2010

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Abstract

Local search engines allow users to search for entities such as businesses in a particular geographic location. To improve the geographic relevance of search, user feedback data such as logged click locations are traditionally used. In this paper, we use anonymized mobile call log data as an alternate source of data and investigate its relevance to local search. Such data consists of records of anonymized mobile calls made to local businesses along with the locations of celltowers that handled the calls. We model the probability of calls made to particular categories of businesses as a function of distance, using a generalized linear model framework. We provide a detailed comparison between a click log and a mobile call log, showing its relevance to local search. We describe our probabilistic models and apply them to anonymized mobile call logs for New York City and Los Angeles restaurants.