Design of a P2P content recommendation system using affinity networks

  • Authors:
  • Juan Vera-Del-Campo;Josep Pegueroles;Juan HernáNdez-Serrano;Miguel Soriano

  • Affiliations:
  • Departament d'Enginyeria Telemítica, Universitat Politècnica de Catalunya, Jordi Girona 1-3, 08034 Barcelona, Spain;Departament d'Enginyeria Telemítica, Universitat Politècnica de Catalunya, Jordi Girona 1-3, 08034 Barcelona, Spain;Departament d'Enginyeria Telemítica, Universitat Politècnica de Catalunya, Jordi Girona 1-3, 08034 Barcelona, Spain;Departament d'Enginyeria Telemítica, Universitat Politècnica de Catalunya, Jordi Girona 1-3, 08034 Barcelona, Spain

  • Venue:
  • Computer Communications
  • Year:
  • 2012

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Abstract

The success and intensive use of social networks makes strategies for efficient document location a hot topic of research. In this paper, we propose a common vector space to describe documents and users to create a social network based on affinities, and explore epidemic routing to recommend documents according to the user's interests. Furthermore, we propose the creation of a SoftDHT structure to improve the recommendation results. Using these mechanisms, an efficient document recommender system with a fast organization of clusters of users based on their affinity can be provided, preventing the creation of unlinked communities. We show through simulations that the proposed system has a short convergence time and presents a high recall ratio.