Learning neighbourhood-based collaborative filtering parameters

Research output: Chapter in Book or Conference Publication/ProceedingConference Publicationpeer-review

Abstract

The work outlined in this paper uses a genetic algorithm to learn the optimal set of parameters for a neighbourhood-based collaborative filtering approach. The motivation is firstly to re-assess whether the default parameter values often used are valid and secondly to assess whether different datasets require different parameter settings. Three datasets are considered in this initial investigation into the approach: Movielens, Bookcrossing and Lastfm.

Original languageEnglish
Title of host publicationKDIR 2011 - Proceedings of the International Conference on Knowledge Discovery and Information Retrieval
Pages452-455
Number of pages4
Publication statusPublished - 2011
EventInternational Conference on Knowledge Discovery and Information Retrieval, KDIR 2011 - Paris, France
Duration: 26 Oct 201129 Oct 2011

Publication series

NameKDIR 2011 - Proceedings of the International Conference on Knowledge Discovery and Information Retrieval

Conference

ConferenceInternational Conference on Knowledge Discovery and Information Retrieval, KDIR 2011
Country/TerritoryFrance
CityParis
Period26/10/1129/10/11

Keywords

  • Collaborative filtering
  • Genetic algorithms
  • Neighbourhood-based approach

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