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ICASSP
2009
IEEE
14 years 2 months ago
Delay-based overlay construction in P2P video broadcast
We consider streaming video content over an overlay network of peer nodes. Each of the nodes employs a mesh-pull mechanism to organize the download of data units from its neighbou...
Jacob Chakareski, Pascal Frossard
SSDBM
2006
IEEE
129views Database» more  SSDBM 2006»
14 years 1 months ago
Indexing Time-Evolving Data With Variable Lifetimes
Many applicationsstore data items for a pre-determined, finite length of time. Examples include slidingwindows over on-line data streams, where old data are dropped as the window...
Lukasz Golab, Piyush Prahladka, M. Tamer Özsu
GISCIENCE
2010
Springer
231views GIS» more  GISCIENCE 2010»
13 years 8 months ago
Efficient Data Collection and Event Boundary Detection in Wireless Sensor Networks Using Tiny Models
Using wireless geosensor networks (WGSN), sensor nodes often monitor a phenomenon that is both continuous in time and space. However, sensor nodes take discrete samples, and an ana...
Kraig King, Silvia Nittel
SIGMOD
2007
ACM
178views Database» more  SIGMOD 2007»
14 years 7 months ago
Quality is in the eye of the beholder: towards user-centric web-databases
The proliferation of database-driven web sites (or web-databases) has brought upon a plethora of applications where both Quality of Service (QoS) and Quality of Data (QoD) are of ...
Huiming Qu, Jie Xu, Alexandros Labrinidis
SSD
2009
Springer
142views Database» more  SSD 2009»
14 years 2 months ago
Monitoring Orientation of Moving Objects around Focal Points
Abstract. We consider a setting with numerous location-aware moving objects that communicate with a central server. Assuming a set of focal points of interest, we aim at continuous...
Kostas Patroumpas, Timos K. Sellis