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Communications in Computer and Information Science
AbstractIn recent years, with the development of mobile terminals, geographic location has attracted the attention of many researchers because of its convenience in collection and its ability to reflect user profile. To protect user privacy, researchers have adopted local differential privacy in data collection process. However, most existing methods assume that location has already been discretized, which we found, if not done carefully, may introduces huge noise, lowering collected resultdoi:10.1007/978-981-33-4922-3_13 fatcat:d4velgugonboddipdvnitn3jtm