VLDB
2004
ACM
14 years 5 months ago
2004
ACM
Given a point q, a reverse k nearest neighbor (RkNN) query retrieves all the data points that have q as one of their k nearest neighbors. Existing methods for processing such quer...
SIGMOD
2004
ACM
15 years 17 days ago
2004
ACM
Encryption is a well established technology for protecting sensitive data. However, once encrypted, data can no longer be easily queried aside from exact matches. We present an or...
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VLDB
2007
ACM
15 years 20 days ago
2007
ACM
Given a multidimensional point q, a reverse k nearest neighbor (RkNN) query retrieves all the data points that have q as one of their k nearest neighbors. Existing methods for proc...