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GeoDAE for Pointofinterest Recommendation

  

  1. (College of Management and Economics, Tianjin University, Tianjin 300072, China)
  • Online:2018-04-28 Published:2018-05-02

Abstract:  Personalized pointofinterest (POI) recommendation is crucial to the development of locationbased social networks (LBSNs). It not only helps users explore new places but also enables thirdparty services to better provide service. Previous studies on this topic treat all POIs as equal. Learning preferences within category makes sense, but the scale in which the frequency of checkins operates is not comparable across categories. In this paper, we transform the checkin frequency into categorybased preference according to TFIDF theory. And then we propose a GeoDAE model for the geographical proximity among POIs. The experimental results based on datasets from realworld LBSNs show that the proposed model achieves better performance than other stateoftheart methods, and the proposed model is a better alternative for POI recommendation.

Key words: POI recommendation, auto encoder, geographical proximity

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