262 search results - page 44 / 53 » Spatio-temporal join selectivity |
EOR
2010
13 years 7 months ago
2010
We consider a call center with two classes of impatient customers: premium and regular classes. Modeling our call center as a multiclass GI/GI/s + M queue, we focus on developing ...
SIGKDD
2008
13 years 7 months ago
2008
In this paper, we provide a report about the 8th French-speaking conference on Knowledge Discovery and Management (EGC'2008) [1] held in Sophia Antipolis, France, from Januar...
AMAI
2005
Springer
13 years 7 months ago
2005
Springer
Mediator systems integrate distributed, heterogeneous and autonomous data sources, but their e ective use requires the solution of hard query optimization problems. This is usuall...
IJCIS
1998
13 years 7 months ago
1998
We present the systematic design and development of a distributed query scheduling service DQS in the context of DIOM, a distributed and interoperable query mediation system 26 ...
GIS
2010
ACM
13 years 6 months ago
2010
ACM
Recently, a wide range of applications like hurricane research, fire management, navigation systems, and transportation, to name only a few, has shown increasing interest in mana...