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Trustworthy and profit: A new value-based neighbor selection method in recommender systems under shilling attacks.
Yuanfeng Cai
Dan Zhu
Published in:
Decis. Support Syst. (2019)
Keyphrases
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neighbor selection
detection method
recommender systems
cost function
high accuracy
collaborative filtering
high precision
segmentation method
support vector machine svm
similarity measure
computational cost
significant improvement
pairwise
objective function
clustering method
missing data
preprocessing