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» Towards a Theory of Spatial Database Queries
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GIS
2004
ACM
14 years 8 months ago
Spatio-temporal aggregates over raster image data
Spatial, temporal and spatio-temporal aggregates over continuous streams of remotely sensed image data build a fundamental operation in many applications in the environmental scie...
Jie Zhang, Michael Gertz, Demet Aksoy
ADC
2003
Springer
106views Database» more  ADC 2003»
14 years 28 days ago
Database Component Ware
Database modeling is still a job of an artisan. Due to this approach database schemata evolve by growth without any evolution plan. Finally, they cannot be examined, surveyed, con...
Bernhard Thalheim
MM
2010
ACM
162views Multimedia» more  MM 2010»
13 years 7 months ago
Interactive visual object search through mutual information maximization
Searching for small objects (e.g., logos) in images is a critical yet challenging problem. It becomes more difficult when target objects differ significantly from the query object...
Jingjing Meng, Junsong Yuan, Yuning Jiang, Nitya N...
WWW
2009
ACM
14 years 8 months ago
Releasing search queries and clicks privately
The question of how to publish an anonymized search log was brought to the forefront by a well-intentioned, but privacy-unaware AOL search log release. Since then a series of ad-h...
Aleksandra Korolova, Krishnaram Kenthapadi, Nina M...
GIS
2004
ACM
14 years 8 months ago
Time-dependent affine triangulation of spatio-temporal data
In the geometric data model [6], spatio-temporal data are modelled as a finite collection of triangles that are transformed by time-dependent affinities. To facilitate querying an...
Sofie Haesevoets, Bart Kuijpers