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» Worst-Case Optimal Algorithms for Parallel Query Processing
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WWW
2007
ACM
16 years 3 months ago
Answering bounded continuous search queries in the world wide web
Search queries applied to extract relevant information from the World Wide Web over a period of time may be denoted as continuous search queries. The improvement of continuous sea...
Dirk Kukulenz, Alexandros Ntoulas
SIGMOD
1998
ACM
143views Database» more  SIGMOD 1998»
15 years 7 months ago
Optimal Multi-Step k-Nearest Neighbor Search
For an increasing number of modern database applications, efficient support of similarity search becomes an important task. Along with the complexity of the objects such as images...
Thomas Seidl, Hans-Peter Kriegel
PDP
2006
IEEE
15 years 9 months ago
An Experimental Validation of the PRO Model for Parallel and Distributed Computation
— The Parallel Resource-Optimal (PRO) computation model was introduced by Gebremedhin et al. [2002] as a framework for the design and analysis of efficient parallel algorithms. ...
Mohamed Essaïdi, Jens Gustedt
CDC
2008
IEEE
163views Control Systems» more  CDC 2008»
15 years 9 months ago
A cooperative deployment strategy for optimal sampling in spatiotemporal estimation
— This paper considers a network composed of robotic agents and static nodes performing spatial estimation of a dynamic physical processes. The physical process is modeled as a s...
Rishi Graham, Jorge Cortés
GIS
2008
ACM
15 years 4 months ago
Spatial queries in disconnected mobile networks
In this paper we study in-network query processing in disconnected mobile environments, where both ad-hoc communication and infrastructure communication are available. Depending o...
Xinjuan Zhu, Bo Xu, Ouri Wolfson