Sciweavers

458 search results - page 36 / 92
» Multi-query Optimization for Distributed Similarity Query Pr...
Sort
View
203
Voted
ICDE
2006
IEEE
163views Database» more  ICDE 2006»
16 years 3 months ago
A Sampling-Based Approach to Optimizing Top-k Queries in Sensor Networks
Wireless sensor networks generate a vast amount of data. This data, however, must be sparingly extracted to conserve energy, usually the most precious resource in battery-powered ...
Adam Silberstein, Carla Schlatter Ellis, Jun Yang ...
CIKM
2010
Springer
15 years 24 days ago
Query optimization for ontology-based information integration
In recent years, there has been an explosion of publicly available RDF and OWL data sources. In order to effectively and quickly answer queries in such an environment, we present...
Yingjie Li, Jeff Heflin
121
Voted
SIGIR
2010
ACM
15 years 6 months ago
Self-taught hashing for fast similarity search
The ability of fast similarity search at large scale is of great importance to many Information Retrieval (IR) applications. A promising way to accelerate similarity search is sem...
Dell Zhang, Jun Wang, Deng Cai, Jinsong Lu
163
Voted
MDM
2010
Springer
188views Communications» more  MDM 2010»
15 years 19 days ago
A Distributed Technique for Dynamic Operator Placement in Wireless Sensor Networks
—We present an optimal distributed algorithm to adapt the placement of a single operator in high communication cost networks, such as a wireless sensor network. Our parameterfree...
Georgios Chatzimilioudis, Nikos Mamoulis, Dimitrio...
122
Voted
INFFUS
2008
175views more  INFFUS 2008»
15 years 2 months ago
Adaptive optimization of join trees for multi-join queries over sensor streams
Data processing applications for sensor streams have to deal with multiple continuous data streams with inputs arriving at highly variable and unpredictable rates from various sour...
Joseph S. Gomes, Hyeong-Ah Choi