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» Answering Queries using Humans, Algorithms and Databases
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139
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CIKM
2003
Springer
15 years 8 months ago
Visual structures for image browsing
Content-Based Image Retrieval (CBIR) presents several challenges and has been subject to extensive research from many domains, such as image processing or database systems. Databa...
Ricardo da Silva Torres, Celmar G. Silva, Claudia ...
161
Voted
EUROCRYPT
2006
Springer
15 years 7 months ago
Our Data, Ourselves: Privacy Via Distributed Noise Generation
In this work we provide efficient distributed protocols for generating shares of random noise, secure against malicious participants. The purpose of the noise generation is to crea...
Cynthia Dwork, Krishnaram Kenthapadi, Frank McSher...
104
Voted
VLDB
1997
ACM
80views Database» more  VLDB 1997»
15 years 7 months ago
Merging Ranks from Heterogeneous Internet Sources
Many sources on the Internet and elsewhere rank the objects in query results according to how well these objects match the original query. For example, a real-estate agent might r...
Luis Gravano, Hector Garcia-Molina
215
Voted
ICDE
1998
IEEE
147views Database» more  ICDE 1998»
16 years 5 months ago
The Effect of Buffering on the Performance of R-Trees
?Past R-tree studies have focused on the number of nodes visited as a metric of query performance. Since database systems usually include a buffering mechanism, we propose that the...
Scott T. Leutenegger, Mario A. Lopez
238
Voted
VLDB
2003
ACM
123views Database» more  VLDB 2003»
16 years 3 months ago
A case for fractured mirrors
The Decomposition Storage Model (DSM) vertically partitions all attributes of a given relation. DSM has excellent I/O behavior when the number of attributes touched in the query i...
Ravishankar Ramamurthy, David J. DeWitt, Qi Su