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» Generating Efficient Plans for Queries Using Views
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171
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GIS
2007
ACM
15 years 11 months ago
Quality-driven geospatial data integration
Accurate and efficient integration of geospatial data is an important problem with applications in areas such as emergency response and urban planning. Some of the key challenges ...
Craig A. Knoblock, José Luis Ambite, Snehal...
69
Voted
SEMWEB
2010
Springer
14 years 8 months ago
Experience of Using OWL Ontologies for Automated Inference of Routine Pre-operative Screening Tests
We describe our experience of designing and implementing a knowledge-based pre-operative assessment decision support system. We developed the system using semantic web technology, ...
Matt-Mouley Bouamrane, Alan L. Rector, Martin Hurr...
CCS
2008
ACM
15 years 4 days ago
Efficient security primitives derived from a secure aggregation algorithm
By functionally decomposing a specific algorithm (the hierarchical secure aggregation algorithm of Chan et al. [3] and Frikken et al. [7]), we uncover a useful general functionali...
Haowen Chan, Adrian Perrig
81
Voted
CVPR
2007
IEEE
16 years 5 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...
VLDB
1987
ACM
104views Database» more  VLDB 1987»
15 years 1 months ago
Magic Functions: A Technique to Optimize Extended Datalog Recursive Programs
Severalmethodshavebeenproposedto compile recursive Datalog programs. The most well-known perform a rewriting of rules using MAGIC or PROBLEM predicates in order to push selections...
Georges Gardarin