Title:
PRIVACY PROTECTION DATA SHARING METHOD AND SYSTEM BASED ON DISTRIBUTED GAN
Document Type and Number:
WIPO Patent Application WO/2024/045581
Kind Code:
A1
Abstract:
The present invention relates to the technical field of data sharing and privacy protection, and disclosed are a privacy protection data sharing method and system based on a distributed GAN. The method comprises: a central server provides a plurality of personalized contracts; each of a plurality of data owners selects a personalized contract according to own privacy protection requirement; each data owner uses a private data set thereof to pretrain a local GAN model of the data owner; the central server designs a privacy protection level selection strategy; and data owners that provide training assistance optimize a central generator model of the central server to complete privacy protection data sharing. According to the present invention, on the premise of not transmitting original data, local data sets of data owners are used for cooperative training of a center generation model to realize data sharing, model training is realized under the guarantee of differential privacy, and contracts with different privacy protection are designed for data owners with different privacy preferences.
Inventors:
WANG CHAO (CN)
WANG SHUO (CN)
WU AIYAN (CN)
XUE XIAOQING (CN)
HE YUNHUA (CN)
XIAO KE (CN)
WANG SHUO (CN)
WU AIYAN (CN)
XUE XIAOQING (CN)
HE YUNHUA (CN)
XIAO KE (CN)
Application Number:
PCT/CN2023/083568
Publication Date:
March 07, 2024
Filing Date:
March 24, 2023
Export Citation:
Assignee:
UNIV NORTH CHINA TECHNOLOGY (CN)
International Classes:
H04L9/40
Foreign References:
| CN115442099A | 2022-12-06 | |||
| CN114841364A | 2022-08-02 | |||
| CN113255004A | 2021-08-13 | |||
| US20160283735A1 | 2016-09-29 |
Attorney, Agent or Firm:
BEIJING GUANGYOU PATENT LAW OFFICE CO., LTD. (CN)
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