489 search results - page 45 / 98 » Towards an Analysis of Local Optimization Algorithms |
BTW
2005
Springer
14 years 1 months ago
2005
Springer
: Optimizers in modern DBMSs utilize a cost model to choose an efficient query execution plan (QEP) among all possible ones for a given query. The accuracy of the cost estimates de...
TSMC
1998
13 years 7 months ago
1998
—Consider the problem of a robot (learning mechanism or algorithm) attempting to locate a point on a line. The mechanism interacts with a random environment which essentially inf...
IEEESCC
2008
IEEE
14 years 2 months ago
2008
IEEE
In this paper, we present a comprehensive study on the threats towards the coordination services for Web services business activities and explore the most optimal solution to miti...
DATE
2007
IEEE
14 years 2 months ago
2007
IEEE
Low energy consumption and load balancing are required for enhancing lifetime at Wireless Sensor Networks (WSN). In addition, network dynamics and different delay, throughput, and...
PE
2010
Springer
13 years 6 months ago
2010
Springer
Correlations in traffic patterns are an important facet of the workloads faced by real systems, and one that has far-reaching consequences on the performance and optimization of t...