Sciweavers

321 search results - page 24 / 65
» A Blackboard Architecture for Query Optimization in Object B...
Sort
View
JCP
2008
142views more  JCP 2008»
14 years 9 months ago
QoS Aware Query Processing Algorithm for Wireless Sensor Networks
In sensor networks, continuous query is commonly used for collecting periodical data from the objects under monitoring. This sort of queries needs to be carefully designed, in orde...
Jun-Zhao Sun
TKDE
2010
164views more  TKDE 2010»
14 years 8 months ago
PAM: An Efficient and Privacy-Aware Monitoring Framework for Continuously Moving Objects
—Efficiency and privacy are two fundamental issues in moving object monitoring. This paper proposes a privacy-aware monitoring (PAM) framework that addresses both issues. The fra...
Haibo Hu, Jianliang Xu, Dik Lun Lee
SIGMOD
1989
ACM
94views Database» more  SIGMOD 1989»
15 years 1 months ago
Redundancy in Spatial Databases
Spatial objects other than points and boxes can be stored in spatial indexes, but the techniques usually require the use of approximations that can be arbitrarily bad. This leads ...
Jack A. Orenstein
VLDB
1993
ACM
152views Database» more  VLDB 1993»
15 years 1 months ago
Declustering Objects for Visualization
In this paper we propose a new declustering method which is particularly suitable for image and cartographic databases used for visualization. Our declustering method is based on ...
Ling Tony Chen, Doron Rotem
GECCO
2007
Springer
187views Optimization» more  GECCO 2007»
15 years 3 months ago
Defining implicit objective functions for design problems
In many design tasks it is difficult to explicitly define an objective function. This paper uses machine learning to derive an objective in a feature space based on selected examp...
Sean Hanna