A differential privacy protection scheme for sensitive big data in bodyn sensor networks

摘要

As a special kind of application of wireless sensor networks, bodyn sensor networks (BSNs) have broad application perspectives in healthn caring. Big data acquired from BSNs usually contain sensitiven information, such as physical condition, location information, and son on, which is compulsory to be appropriately protected. However, previousn methods overlooked the privacy protection issue, leading to privacyn violation. In this paper, a differential privacy protection scheme for