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EDBT
2008
ACM
99views Database» more  EDBT 2008»
14 years 7 months ago
Querying time-series streams
Index trees created using distance based indexing are difficult to maintain online since the distance function involved is often costly to compute. This problem is intensified whe...
Vivekanand Gopalkrishnan
MCS
2008
Springer
13 years 7 months ago
Dynamical low-rank approximation: applications and numerical experiments
Dynamical low-rank approximation is a differential-equation based approach to efficiently computing low-rank approximations to time-dependent large data matrices or to solutions o...
Achim Nonnenmacher, Christian Lubich
CAISE
2005
Springer
14 years 1 months ago
Integrating Unnormalised Semi-structured Data Sources
From Proc. CAiSE05 LNCS 3520, Pages 460-474 c Springer-Verlag 2005 Semi-structured data sources, such as XML, HTML or CSV files, present special problems when performing data int...
Sasivimol Kittivoravitkul, Peter McBrien
EDBT
2009
ACM
108views Database» more  EDBT 2009»
14 years 3 days ago
Reverse k-nearest neighbor search in dynamic and general metric databases
In this paper, we propose an original solution for the general reverse k-nearest neighbor (RkNN) search problem. Compared to the limitations of existing methods for the RkNN searc...
Elke Achtert, Hans-Peter Kriegel, Peer Kröger...
IS
2011
12 years 11 months ago
Detecting proximity events in sensor networks
Sensor networks are often used to perform monitoring tasks, such as animal and vehicle tracking, or the surveillance of enemy forces in military applications. In this paper we int...
Antonios Deligiannakis, Yannis Kotidis