789 search results - page 143 / 158 » On Theory Revision with Queries |
127
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PODS
2008
ACM
16 years 25 days ago
2008
ACM
We present a novel definition of privacy in the framework of offline (retroactive) database query auditing. Given information about the database, a description of sensitive data, ...
NDSS
2008
IEEE
15 years 7 months ago
2008
IEEE
In [22] we showed that existing single-server computational private information retrieval (PIR) protocols for the purpose of preserving client access patterns leakage are orders o...
115
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SIGIR
2005
ACM
15 years 6 months ago
2005
ACM
In this paper we use a Unified Relationship Matrix (URM) to represent a set of heterogeneous data objects (e.g., web pages, queries) and their interrelationships (e.g., hyperlinks...
112
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ICWE
2004
Springer
15 years 6 months ago
2004
Springer
Abstract. This paper describes the new e-learning tool CHESt that allows students to search in a knowledge base for short (teaching) multimedia clips by using a semantic search eng...
107
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SIGIR
2003
ACM
15 years 6 months ago
2003
ACM
In a federated digital library system, it is too expensive to query every accessible library. Resource selection is the task to decide to which libraries a query should be routed....