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Utilizing various sparsity measures for enhancing accuracy of collaborative recommender systems based on local and global similarities.

Deepa AnandKamal Kant Bharadwaj
Published in: Expert Syst. Appl. (2011)
Keyphrases
  • collaborative recommender systems
  • prediction accuracy
  • machine learning
  • data mining
  • information retrieval
  • feature selection
  • similarity measure
  • active learning