A privacy protection method and device based on location anonymity
A privacy protection and privacy technology, applied in the field of privacy protection based on location anonymity, can solve problems such as improvement, impact on user experience, adjustment of location privacy protection policies, etc., to ensure different needs, improve service quality, and improve the effect of privacy protection.
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[0042] According to an embodiment of the present invention, a secondary anonymous location privacy protection method based on privacy preference is provided, which supports user personalized privacy preference setting, and generates a k-anonymity set through the privacy level set by the user, so that k-anonymity is concentrated The location has the maximum probability similarity, and then increases the Laplacian distribution noise through differential privacy technology to obtain an anonymous location, which is used to replace the real location to obtain LBS services, taking into account user privacy preferences and LBS service quality.
[0043] figure 1 It shows the flow chart of the secondary anonymous location privacy protection method based on privacy preference in this embodiment, refer to figure 1 , the privacy protection method includes the following steps:
[0044] Step 100: Prompt the user to input their own privacy preference level. In this embodiment, the privacy ...
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