Sciweavers

9683 search results - page 23 / 1937
» Query performance prediction
Sort
View
ICDE
2006
IEEE
163views Database» more  ICDE 2006»
14 years 9 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 ...
ISORC
2007
IEEE
14 years 2 months ago
QoS Management of Real-Time Data Stream Queries in Distributed Environments
Many emerging applications operate on continuous unbounded data streams and need real-time data services. Providing deadline guarantees for queries over dynamic data streams is a ...
Yuan Wei, Vibha Prasad, Sang Hyuk Son
CINQ
2004
Springer
151views Database» more  CINQ 2004»
13 years 11 months ago
Query Languages Supporting Descriptive Rule Mining: A Comparative Study
Recently, inductive databases (IDBs) have been proposed to tackle the problem of knowledge discovery from huge databases. With an IDB, the user/analyst performs a set of very diffe...
Marco Botta, Jean-François Boulicaut, Cyril...
SBBD
2003
101views Database» more  SBBD 2003»
13 years 9 months ago
Cherry Picking: A Semantic Query Processing Strategy for the Evaluation of Expensive Predicates
A common requirement of many scientific applications is the ability to process queries involving expensive predicates corresponding to user programs. Optimizing such queries is ha...
Fabio Porto, Eduardo Sany Laber, Patrick Valduriez
TKDE
1998
100views more  TKDE 1998»
13 years 7 months ago
Scalability Analysis of Declustering Methods for Multidimensional Range Queries
E cient storage and retrieval of multi-attribute datasets have become one of the essential requirements for many data-intensive applications. The Cartesian product le has been kno...
Bongki Moon, Joel H. Saltz