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168
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ESORICS
2009
Springer
16 years 7 months ago
2009
Springer
Authenticated dictionaries allow users to send lookup requests to an untrusted server and get authenticated answers. Persistent authenticated dictionaries (PADs) add queries agains...
163
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SIGMOD
2004
ACM
16 years 6 months ago
2004
ACM
We present the Priority R-tree, or PR-tree, which is the first R-tree variant that always answers a window query using O((N/B)1-1/d + T/B) I/Os, where N is the number of ddimensio...
177
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EDBT
2006
ACM
16 years 6 months ago
2006
ACM
Incomplete databases, that is, databases that are missing data, are present in many research domains. It is important to derive techniques to access these databases efficiently. We...
198
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NCA
2009
IEEE
16 years 1 months ago
2009
IEEE
—In industries such as healthcare, there is a need to electronically share privacy-sensitive data across distinct organizations. We show how this can be done while allowing organ...
173
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SEMWEB
2009
Springer
16 years 1 months ago
2009
Springer
Abstract. This paper presents a decidable fragment for combining ontologies and rules in order-sorted logic programming. We describe ordersorted logic programming with sort, predic...