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Graph embedding-based approach for detecting group shilling attacks in collaborative recommender systems.
Fuzhi Zhang
Yueqi Qu
Yishu Xu
Shilei Wang
Published in:
Knowl. Based Syst. (2020)
Keyphrases
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graph embedding
collaborative recommender systems
injection attacks
discriminant analysis
collaborative recommendation
low dimensional
data representation
dimensionality reduction
semi supervised
countermeasures
subspace learning
feature selection
knn
image classification
data distribution
dictionary learning