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https://doi.org/10.1007/978-3-662-30028-2measures to safeguard users’ privacy. However, the implementation of such mechanisms is extremely difficult to ensure both recommendation accuracy and privacy protection. In this paper, we propose a novel protective mechanism that addresses this challenge. Our approach introduces the concept of diff口诀法 发表于 2025-3-27 17:03:31
Das Glockenspiel auf der Garnisonkirche,he confidentiality of the data. Currently, many works focus on achieving forward and backward privacy and efficiency performance. However, in sparse keywords scenarios, a large document collection consists of a small number of distinct keywords, it is still challenging to design DSSE schemes that ac平静生活 发表于 2025-3-27 17:46:22
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