The wisdom of the few: A collaborative filtering approach based on expert opinions from the web

Proceedings - 32nd Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2009

Volumn , Issue , 2009, Pages 532-539

  Amatriain, Xavier ^a   Lathia, Neal ^b   Pujol, Josep M ^a   Kwak, Haewoon ^c   Oliver, Nuria ^a  

^a TELEFONICA RESEARCH   (Spain)

^b UNIVERSITY COLLEGE LONDON   (United Kingdom)

^c Korea Advanced Institute of Science and Technology (KAIST)   (South Korea)

Author keywords

Collaborative filtering; Cosine similarity; Experts; Nearest neighbors; Recommender system; Top N recommendations

Indexed keywords

COLD START PROBLEMS; COLLABORATIVE FILTERING; COSINE SIMILARITY; DATA SETS; DATA SPARSITY; EXPERT OPINION; NEAREST NEIGHBOR ALGORITHM; NEAREST NEIGHBORS; NOVEL METHODS; PREDICTION ACCURACY; RECOMMENDER SYSTEMS; WEB PORTAL; WEB USERS;

INFORMATION RETRIEVAL; INFORMATION SERVICES; WORLD WIDE WEB;

SIGNAL FILTERING AND PREDICTION;

EID: 72449179929     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1145/1571941.1572033     Document Type: Conference Paper

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