Quoc Cuong To

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—Since the development of location-based services, privacy-preserving has gained special attention and many algorithms aiming at protecting user's privacy have been created such as obfuscation or k-anonymity. However, all of these researches separate the algorithms from the database level. Thus, the querying process has two phases, querying the database to(More)
The privacy protection of personal location information increasingly gains special attention in the field of location-based services, and obfuscation is the most popular technique aiming at protecting this sensitive information. However, all of the conventional obfuscation techniques are geometry-based and separated from the database level. Thus, the query(More)
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