289 search results - page 17 / 58 » Control of an Extensible Query Optimizer: A Planning-Based A... |
SIGMOD
2003
ACM
14 years 7 months ago
2003
ACM
We discuss the design of an acquisitional query processor for data collection in sensor networks. Acquisitional issues are those that pertain to where, when, and how often data is...
AGTIVE
2007
Springer
13 years 9 months ago
2007
Springer
Abstract. The DRAGOS database eases the development of graphbased applications by providing a uniform graph-oriented data storage facility. In this paper, we extend the existing da...
FCSC
2007
13 years 7 months ago
2007
Application-level content-based routing using XML is a key technology for decentralized publish/subscribe systems. In this paper, a new approach is proposed to support the efficien...
ICDE
2010
IEEE
14 years 2 months ago
2010
IEEE
— Finding the k nearest neighbors (kNN) of a query point, or a set of query points (kNN-Join) are fundamental problems in many application domains. Many previous efforts to solve...
ICRA
2007
IEEE
14 years 2 months ago
2007
IEEE
— While the Partially Observable Markov Decision Process (POMDP) provides a formal framework for the problem of robot control under uncertainty, it typically assumes a known and ...