Sciweavers

2392 search results - page 243 / 479
» Matching data dissemination algorithms to application requir...
Sort
View
VLDB
2003
ACM
147views Database» more  VLDB 2003»
16 years 6 months ago
RE-tree: an efficient index structure for regular expressions
Due to their expressive power, Regular Expressions (REs) are quickly becoming an integral part of language specifications for several important application scenarios. Many of thes...
Chee Yong Chan, Minos N. Garofalakis, Rajeev Rasto...
TON
2010
129views more  TON 2010»
15 years 5 months ago
QoS-based manycasting over optical burst-switched (OBS) networks
Abstract—Many distributed applications require a group of destinations to be coordinated with a single source. Multicasting is a communication paradigm to implement these distrib...
Balagangadhar G. Bathula, Vinod Vokkarane
WWW
2005
ACM
16 years 7 months ago
Executing incoherency bounded continuous queries at web data aggregators
Continuous queries are used to monitor changes to time varying data and to provide results useful for online decision making. Typically a user desires to obtain the value of some ...
Rajeev Gupta, Ashish Puri, Krithi Ramamritham
GIS
2004
ACM
16 years 7 months ago
Spatio-temporal aggregates over raster image data
Spatial, temporal and spatio-temporal aggregates over continuous streams of remotely sensed image data build a fundamental operation in many applications in the environmental scie...
Jie Zhang, Michael Gertz, Demet Aksoy
VLSM
2005
Springer
16 years 4 days ago
Heuristically Driven Front Propagation for Geodesic Paths Extraction
In this paper we present a simple modification of the Fast Marching algorithm to speed up the computation using a heuristic. This modification leads to an algorithm that is simil...
Gabriel Peyré, Laurent D. Cohen