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FOCS
2008
IEEE
16 years 1 months ago
Size Bounds and Query Plans for Relational Joins
Relational joins are at the core of relational algebra, which in turn is the core of the standard database query language SQL. As their evaluation is expensive and very often domi...
Albert Atserias, Martin Grohe, Dániel Marx
SIGMETRICS
2010
ACM
213views Hardware» more  SIGMETRICS 2010»
15 years 11 months ago
Small subset queries and bloom filters using ternary associative memories, with applications
Associative memories offer high levels of parallelism in matching a query against stored entries. We design and analyze an architecture which uses a single lookup into a Ternary C...
Ashish Goel, Pankaj Gupta
DASFAA
2003
IEEE
108views Database» more  DASFAA 2003»
16 years 2 days ago
Spatial Query Processing for High Resolutions
Modern database applications including computeraided design (CAD), medical imaging, or molecular biology impose new requirements on spatial query processing. Particular problems a...
Hans-Peter Kriegel, Martin Pfeifle, Marco Pöt...
GIS
2010
ACM
15 years 4 months ago
Energy-efficient processing of spatio-temporal queries in wireless sensor networks
Research on Moving Object Databases (MOD) has resulted in sophisticated query mechanisms for moving objects and regions. Wireless Sensor Networks (WSN) support a wide range of app...
Markus Bestehorn, Klemens Böhm, Erik Buchmann...
ICDE
2007
IEEE
175views Database» more  ICDE 2007»
16 years 8 months ago
Dynamic Batch Nearest Neighbor Search in Video Retrieval
To retrieve similar database videos to a query clip, each video is typically represented by a sequence of highdimensional feature vectors. Given a query video containing m feature...
Jie Shao, Zi Huang, Heng Tao Shen, Xiaofang Zhou, ...