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[1604.08402] Two Differentially Private Rating Collection Mechanisms for Recomme...
source link: https://arxiv.org/abs/1604.08402
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[Submitted on 28 Apr 2016]
Two Differentially Private Rating Collection Mechanisms for Recommender Systems
We design two mechanisms for the recommender system to collect user ratings. One is modified Laplace mechanism, and the other is randomized response mechanism. We prove that they are both differentially private and preserve the data utility.
Subjects:
Machine Learning (stat.ML); Cryptography and Security (cs.CR); Information Retrieval (cs.IR)
Cite as:
arXiv:1604.08402 [stat.ML]
(or
arXiv:1604.08402v1 [stat.ML] for this version)
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