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VLDB
2004
ACM
80views Database» more  VLDB 2004»
15 years 5 months ago
The Case for Precision Sharing
Sharing has emerged as a key idea of static and adaptive stream query processing systems. Inherent in these systems is a tension between sharing common work and avoiding unnecessa...
Sailesh Krishnamurthy, Michael J. Franklin, Joseph...
SIGMOD
2005
ACM
220views Database» more  SIGMOD 2005»
15 years 12 months ago
Sampling Algorithms in a Stream Operator
Complex queries over high speed data streams often need to rely on approximations to keep up with their input. The research community has developed a rich literature on approximat...
Theodore Johnson, S. Muthukrishnan, Irina Rozenbau...
EUROPAR
2007
Springer
15 years 6 months ago
Esodyp+: Prefetching in the Jackal Software DSM
Abstract. Prefetching transfers a data item in advance from its storage location to its usage location so that communication is hidden and does not delay computation. We present a ...
Michael Klemm, Jean Christophe Beyler, Ronny T. La...
GEOINFO
2007
15 years 1 months ago
Trajectory Data Warehouses: Proposal of Design and Application to Exploit Data
In this paper we are interested in storing and perform OLAP queries about various aggregate trajectory properties. We consider a data stream environment where a set of mobile objec...
Fernando J. Braz
ASC
2008
14 years 12 months ago
Dynamic data assigning assessment clustering of streaming data
: Discovering interesting patterns or substructures in data streams is an important challenge in data mining. Clustering algorithms are very often applied to identify single substr...
Olga Georgieva, Frank Klawonn