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» Computing Iceberg Queries Efficiently
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CVPR
2007
IEEE
15 years 6 days ago
Object retrieval with large vocabularies and fast spatial matching
In this paper, we present a large-scale object retrieval system. The user supplies a query object by selecting a region of a query image, and the system returns a ranked list of i...
James Philbin, Ondrej Chum, Michael Isard, Josef S...
SIGMOD
2009
ACM
197views Database» more  SIGMOD 2009»
14 years 10 months ago
Secure kNN computation on encrypted databases
Service providers like Google and Amazon are moving into the SaaS (Software as a Service) business. They turn their huge infrastructure into a cloud-computing environment and aggr...
Wai Kit Wong, David Wai-Lok Cheung, Ben Kao, Nikos...
VLDB
2003
ACM
147views Database» more  VLDB 2003»
14 years 10 months ago
RE-tree: an efficient index structure for regular expressions
Due to their expressive power, Regular Expressions (REs) are quickly becoming an integral part of language specifications for several important application scenarios. Many of thes...
Chee Yong Chan, Minos N. Garofalakis, Rajeev Rasto...
PODS
2006
ACM
137views Database» more  PODS 2006»
14 years 10 months ago
Data exchange: computing cores in polynomial time
Data exchange deals with inserting data from one database into another database having a different schema. We study and solve a central computational problem of data exchange, nam...
Georg Gottlob, Alan Nash
BMCBI
2005
116views more  BMCBI 2005»
13 years 10 months ago
A computational approach for identifying pathogenicity islands in prokaryotic genomes
Background: Pathogenicity islands (PAIs), distinct genomic segments of pathogens encoding virulence factors, represent a subgroup of genomic islands (GIs) that have been acquired ...
Sung Ho Yoon, Cheol-Goo Hur, Ho-Young Kang, Yeoun ...