Sciweavers

3688 search results - page 390 / 738
» Requirements of Phylogenetic Databases
Sort
View
ICDE
2008
IEEE
136views Database» more  ICDE 2008»
16 years 8 months ago
Processing Event-Monitoring Queries in Sensor Networks
In this paper we present algorithms for building and maintaining efficient collection trees that provide the conduit to disseminate data required for processing monitoring queries...
Vassilis Stoumpos, Antonios Deligiannakis, Yannis ...
ICDE
2008
IEEE
139views Database» more  ICDE 2008»
16 years 8 months ago
Maintaining Connectivity in Dynamic Multimodal Network Models
Network data models are frequently used as a mechanism to describe the connectivity between spatial features in many emerging GIS applications (location-based services, transporta...
Petko Bakalov, Erik G. Hoel, Wee-Liang Heng, Vassi...
ICDE
2008
IEEE
166views Database» more  ICDE 2008»
16 years 8 months ago
A Clustered Index Approach to Distributed XPath Processing
Supporting top-k queries over distributed collections of schemaless XML data poses two challenges. While XML supports expressive query languages such as XPath and XQuery, these la...
Georgia Koloniari, Evaggelia Pitoura
ICDE
2007
IEEE
123views Database» more  ICDE 2007»
16 years 8 months ago
Stream Monitoring under the Time Warping Distance
The goal of this paper is to monitor numerical streams, and to find subsequences that are similar to a given query sequence, under the DTW (Dynamic Time Warping) distance. Applica...
Yasushi Sakurai, Christos Faloutsos, Masashi Yamam...
ICDE
2007
IEEE
148views Database» more  ICDE 2007»
16 years 8 months ago
Conquering the Divide: Continuous Clustering of Distributed Data Streams
Data is often collected over a distributed network, but in many cases, is so voluminous that it is impractical and undesirable to collect it in a central location. Instead, we mus...
Graham Cormode, S. Muthukrishnan, Wei Zhuang