Quality and diversity optimization: A unifying modular framework

A Cully, Y Demiris - IEEE Transactions on Evolutionary …, 2017 - ieeexplore.ieee.org
The optimization of functions to find the best solution according to one or several objectives
has a central role in many engineering and research fields. Recently, a new family of …

Using centroidal voronoi tessellations to scale up the multidimensional archive of phenotypic elites algorithm

V Vassiliades, K Chatzilygeroudis… - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
The recently introduced multidimensional archive of phenotypic elites (MAP-Elites) is an
evolutionary algorithm capable of producing a large archive of diverse, high-performing …

[HTML][HTML] Reset-free trial-and-error learning for robot damage recovery

K Chatzilygeroudis, V Vassiliades, JB Mouret - Robotics and Autonomous …, 2018 - Elsevier
The high probability of hardware failures prevents many advanced robots (eg, legged
robots) from being confidently deployed in real-world situations (eg, post-disaster rescue) …

Discovering the elite hypervolume by leveraging interspecies correlation

V Vassiliades, JB Mouret - Proceedings of the Genetic and Evolutionary …, 2018 - dl.acm.org
Evolution has produced an astonishing diversity of species, each filling a different niche.
Algorithms like MAP-Elites mimic this divergent evolutionary process to find a set of …

Evolution of repertoire-based control for robots with complex locomotor systems

M Duarte, J Gomes, SM Oliveira… - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
The evolution of task-oriented control for robots with complex locomotor systems is currently
out of reach for traditional evolutionary computation techniques, as the coordination of a …

Automatic modular design of robot swarms based on repertoires of behaviors generated via novelty search

K Hasselmann, A Ligot, M Birattari - Swarm and Evolutionary Computation, 2023 - Elsevier
Several methods have already been proposed to automatically design control software for
robot swarms by assembling predefined modules. Yet, so far, the modules on which these …

Online damage recovery for physical robots with hierarchical quality-diversity

M Allard, SC Smith, K Chatzilygeroudis, B Lim… - ACM Transactions on …, 2023 - dl.acm.org
In real-world environments, robots need to be resilient to damages and robust to unforeseen
scenarios. Quality-Diversity (QD) algorithms have been successfully used to make robots …

Hierarchical quality-diversity for online damage recovery

M Allard, SC Smith, K Chatzilygeroudis… - Proceedings of the …, 2022 - dl.acm.org
Adaptation capabilities, like damage recovery, are crucial for the deployment of robots in
complex environments. Several works have demonstrated that using repertoires of pre …

Combining MAP-elites and incremental evolution to generate gaits for a mammalian quadruped robot

J Nordmoen, KO Ellefsen, K Glette - … 2018, Parma, Italy, April 4-6, 2018 …, 2018 - Springer
Four-legged mammals are capable of showing a great variety of movement patterns,
ranging from a simple walk to more complex movement such as trots and gallops. Imbuing …

Relevance-guided unsupervised discovery of abilities with quality-diversity algorithms

L Grillotti, A Cully - Proceedings of the Genetic and Evolutionary …, 2022 - dl.acm.org
Quality-Diversity algorithms provide efficient mechanisms to generate large collections of
diverse and high-performing solutions, which have shown to be instrumental for solving …