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Improving Collaborative Filtering's Rating Prediction Accuracy by Introducing the Common Item Rating Past Criterion.
Dionisis Margaris
Dionysios Vasilopoulos
Costas Vassilakis
Dimitris Spiliotopoulos
Published in:
IISA (2019)
Keyphrases
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user ratings
prediction accuracy
collaborative filtering
rating prediction
improve the prediction accuracy
ensemble methods
collaborative filtering algorithms
predictive power
data sparsity
predictive accuracy
recommender systems
user preferences
estimation accuracy
cold start
collaborative filtering recommendation algorithm
search engine
item based collaborative filtering
recommendation quality
higher order
pearson correlation coefficient