Sciweavers

565 search results - page 10 / 113
» Multiple Range Query Optimization in Spatial Databases
Sort
View
HICSS
2003
IEEE
136views Biometrics» more  HICSS 2003»
15 years 2 months ago
Applying Multiple Query Optimization in Mobile Databases
We apply multiple query optimization to batches of pull (on-demand) requests in a mobile database system. The resulting view can answer several queries at once, and it is broadcas...
Rajeswari Malladi, Karen C. Davis
MDM
2010
Springer
177views Communications» more  MDM 2010»
15 years 2 months ago
Supporting Continuous Range Queries in Indoor Space
—Range query processing is an important technology in spatial databases. Current studies mainly focus on range queries in outdoor space based on the Euclidean or network distance...
Wenjie Yuan, Markus Schneider
DATESO
2009
119views Database» more  DATESO 2009»
14 years 7 months ago
Efficiency Improvement of Narrow Range Query Processing in R-tree
Indexing methods for efficient processing of multidimensional data are very requested in many fields, like geographical information systems, drawing documentations etc. Well-known ...
Peter Chovanec, Michal Krátký
SSD
2001
Springer
94views Database» more  SSD 2001»
15 years 2 months ago
Selectivity Estimation of Complex Spatial Queries
Several studies have focused on the efficient processing of simple spatial query types such as selections and spatial joins. Little work, however, has been done towards the optimiz...
Nikos Mamoulis, Dimitris Papadias
DBISP2P
2005
Springer
82views Database» more  DBISP2P 2005»
15 years 3 months ago
Range Query Optimization Leveraging Peer Heterogeneity in DHT Data Networks
In this work we address the issue of efficient processing of range queries in DHT-based P2P data networks. The novelty of the proposed approach lies on architectures, algorithms, ...
Nikos Ntarmos, Theoni Pitoura, Peter Triantafillou