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SIGMOD
2005
ACM
138views Database» more  SIGMOD 2005»
14 years 10 months ago
Automatic Physical Database Tuning: A Relaxation-based Approach
In recent years there has been considerable research on automated selection of physical design in database systems. In current solutions, candidate access paths are heuristically ...
Nicolas Bruno, Surajit Chaudhuri
ECRTS
2008
IEEE
14 years 4 months ago
Period and Deadline Selection for Schedulability in Real-Time Systems
Task period adaptations are often used to alleviate temporal overload conditions in real-time systems. Existing frameworks assume that only task periods are adjustable and that ta...
Thidapat Chantem, Xiaofeng Wang, Michael D. Lemmon...
GECCO
2007
Springer
171views Optimization» more  GECCO 2007»
14 years 4 months ago
Toward a better understanding of rule initialisation and deletion
A number of heuristics have been used in Learning Classifier Systems to initialise parameters of new rules, to adjust fitness of parent rules when they generate offspring, and ...
Tim Kovacs, Larry Bull
GECCO
2004
Springer
118views Optimization» more  GECCO 2004»
14 years 3 months ago
Adapting Representation in Genetic Programming
Genetic Programming uses trees to represent chromosomes. The user defines the representation space by defining the set of functions and terminals to label the nodes in the trees....
Cezary Z. Janikow
LION
2010
Springer
209views Optimization» more  LION 2010»
14 years 2 months ago
Feature Extraction from Optimization Data via DataModeler's Ensemble Symbolic Regression
We demonstrate a means of knowledge discovery through feature extraction that exploits the search history of an optimization run. We regress a symbolic model ensemble from optimiza...
Kalyan Veeramachaneni, Katya Vladislavleva, Una-Ma...