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EDBT
2009
ACM
156views Database» more  EDBT 2009»
15 years 4 months ago
Evaluating very large datalog queries on social networks
We consider a near future scenario in which users of a Web 2.0 application, such as a social network, contribute to the application not only data, but also rules which automatical...
Royi Ronen, Oded Shmueli
ICDE
2009
IEEE
182views Database» more  ICDE 2009»
16 years 1 months ago
Environmental Monitoring 2.0
A sensor network data gathering and visualization infrastructure is demonstrated, comprising of Global Sensor Networks (GSN) middleware and Microsoft SensorMap. Users are invited t...
Sebastian Michel, Ali Salehi, Liqian Luo, Nicholas...
ADBIS
2006
Springer
81views Database» more  ADBIS 2006»
15 years 5 months ago
SDQNET: Semantic Distributed Querying in Loosely Coupled Data Sources
Web communities involve networks of loosely coupled data sources. Members in those communities should be able to pose queries and gather results from all data sources in the networ...
Eirini Spyropoulou, Theodore Dalamagas
ICDE
2011
IEEE
245views Database» more  ICDE 2011»
14 years 3 months ago
Discovering popular routes from trajectories
—The booming industry of location-based services has accumulated a huge collection of users’ location trajectories of driving, cycling, hiking, etc. In this work, we investigat...
Zaiben Chen, Heng Tao Shen, Xiaofang Zhou
CIKM
1998
Springer
15 years 4 months ago
Selectivity Estimation of Window Queries
Despite of the fact that large line segment datasets are appearing more and more frequently in numerous applications involving spatial data, such as GIS 8, 9] multimedia 6] and ev...
Guido Proietti, Christos Faloutsos