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

Expert Systems with Applications

Volumn 38, Issue 5, 2011, Pages 5101-5109

  Anand, Deepa ^a   Bharadwaj, Kamal K ^a  

^a JAWAHARLAL NEHRU UNIVERSITY   (India)

Author keywords

Collaborative filtering; Recommender systems; Similarity measures; Sparsity measures

Indexed keywords

COLLABORATIVE FILTERING; COLLABORATIVE RECOMMENDER SYSTEMS; DATA SPARSITY; EVOLUTIONARY APPROACH; GLOBAL SIMILARITY; ITEM-LEVEL; LOCAL SIMILARITY MEASURE; MATRIX; NEIGHBORHOOD SET; RECOMMENDATION TECHNIQUES; RECOMMENDER SYSTEMS; SIMILARITY MEASURE; SPARSITY MEASURES;

ESTIMATION;

SIGNAL FILTERING AND PREDICTION;

EID: 79151482018     PISSN: 09574174     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.eswa.2010.09.141     Document Type: Article

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