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PPSN
1998
Springer
15 years 10 months ago
A Spatial Predator-Prey Approach to Multi-objective Optimization: A Preliminary Study
This paper presents a novel evolutionary approach of approximating the shape of the Pareto-optimal set of multi-objective optimization problems. The evolutionary algorithm (EA) use...
Marco Laumanns, Günter Rudolph, Hans-Paul Sch...
PPSN
1998
Springer
15 years 10 months ago
On Genetic Algorithms and Lindenmayer Systems
This paper describes a system for simulating the evolution of artificial 2D plant morphologies. Virtual plant genotypes are inspired by the mathematical formalism known as Lindenma...
Gabriela Ochoa
PPSN
1998
Springer
15 years 10 months ago
Inver-over Operator for the TSP
Abstract. In this paper we investigate the usefulness of a new operator, inver-over, for an evolutionary algorithm for the TSP. Inver-over is based on simple inversion, however, kn...
Guo Tao, Zbigniew Michalewicz
SCCC
1997
IEEE
15 years 10 months ago
Reactive Ranking for Cooperative Databases
A cooperative database allows the user to specify approximate or vague query conditions. A vague query requires the database system to rank the retrieved answers according to thei...
Berthier A. Ribeiro-Neto, Guilherme T. de Assis
PDIS
1996
IEEE
15 years 10 months ago
Capabilities-Based Query Rewriting in Mediator Systems
Users today are struggling to integrate a broad range of information sources providing di erent levels of query capabilities. Currently, data sources with di erent and limitedcapa...
Yannis Papakonstantinou, Ashish Gupta, Laura M. Ha...