Specific single-and multi-objective evolutionary algorithms for the chance-constrained knapsack problem

Y **e, A Neumann, F Neumann - Proceedings of the 2020 Genetic and …, 2020 - dl.acm.org
The chance-constrained knapsack problem is a variant of the classical knapsack problem
where each item has a weight distribution instead of a deterministic weight. The objective is …

Evolutionary algorithms for the chance-constrained knapsack problem

Y **e, O Harper, H Assimi, A Neumann… - Proceedings of the …, 2019 - dl.acm.org
Evolutionary algorithms have been widely used for a range of stochastic optimization
problems. In most studies, the goal is to optimize the expected quality of the solution …

A new analysis method for evolutionary optimization of dynamic and noisy objective functions

R Dang-Nhu, T Dardinier, B Doerr, G Izacard… - Proceedings of the …, 2018 - dl.acm.org
Evolutionary algorithms, being problem-independent and randomized heuristics, are
generally believed to be robust to dynamic changes and noisy access to the problem …

On the performance of baseline evolutionary algorithms on the dynamic knapsack problem

V Roostapour, A Neumann, F Neumann - International Conference on …, 2018 - Springer
Evolutionary algorithms are bio-inspired algorithms that can easily adapt to changing
environments. In this paper, we study single-and multi-objective baseline evolutionary …

Analysis of evolutionary algorithms in dynamic and stochastic environments

F Neumann, M Pourhassan, V Roostapour - Theory of evolutionary …, 2020 - Springer
Many real-world optimization problems occur in environments that change dynamically or
involve stochastic components. Evolutionary algorithms and other bio-inspired algorithms …

Reoptimization time analysis of evolutionary algorithms on linear functions under dynamic uniform constraints

F Shi, M Schirneck, T Friedrich, T Kötzing, F Neumann - Algorithmica, 2019 - Springer
Rigorous runtime analysis is a major approach towards understanding evolutionary
computing techniques, and in this area linear pseudo-Boolean objective functions play a …

Runtime analysis of randomized search heuristics for dynamic graph coloring

J Bossek, F Neumann, P Peng, D Sudholt - Proceedings of the Genetic …, 2019 - dl.acm.org
We contribute to the theoretical understanding of randomized search heuristics for dynamic
problems. We consider the classical graph coloring problem and investigate the dynamic …

Fast re-optimization via structural diversity

B Doerr, C Doerr, F Neumann - Proceedings of the Genetic and …, 2019 - dl.acm.org
When a problem instance is perturbed by a small modification, one would hope to find a
good solution for the new instance by building on a known good solution for the previous …

[HTML][HTML] Runtime analysis of RLS and (1+ 1) EA for the dynamic weighted vertex cover problem

M Pourhassan, V Roostapour, F Neumann - Theoretical Computer Science, 2020 - Elsevier
In this paper, we perform theoretical analyses on the behaviour of an evolutionary algorithm
and a randomised search algorithm for the dynamic vertex cover problem based on its dual …

Runtime analysis of randomized search heuristics for the dynamic weighted vertex cover problem

F Shi, F Neumann, J Wang - Proceedings of the Genetic and …, 2018 - dl.acm.org
Randomized search heuristics such as evolutionary algorithms are frequently applied to
dynamic combinatorial optimization problems. Within this paper, we present a dynamic …