Coevolutionary generative adversarial networks for medical image augumentation at scale

D Flores, E Hemberg, J Toutouh… - Proceedings of the Genetic …, 2022 - dl.acm.org
Medical image processing can lack images for diagnosis. Generative Adversarial Networks
(GANs) provide a method to train generative models for data augmentation. Synthesized …

Spatial evolutionary generative adversarial networks

J Toutouh, E Hemberg, UM O'Reilly - Proceedings of the genetic and …, 2019 - dl.acm.org
Generative adversary networks (GANs) suffer from training pathologies such as instability
and mode collapse. These pathologies mainly arise from a lack of diversity in their …

[HTML][HTML] Semi-supervised generative adversarial networks with spatial coevolution for enhanced image generation and classification

J Toutouh, S Nalluru, E Hemberg, UM O'Reilly - Applied Soft Computing, 2023 - Elsevier
Labeling images for classification can be expensive. Semi-Supervised Learning (SSL)
Generative Adversarial Network (GAN) methods train good classifiers with a few labeled …

Spatial coevolution for generative adversarial network training

E Hemberg, J Toutouh, A Al-Dujaili… - ACM Transactions on …, 2021 - dl.acm.org
Generative Adversarial Networks (GANs) are difficult to train because of pathologies such as
mode and discriminator collapse. Similar pathologies have been studied and addressed in …

Random error sampling-based recurrent neural network architecture optimization

A Camero, J Toutouh, E Alba - Engineering Applications of Artificial …, 2020 - Elsevier
Recurrent neural networks are good at solving prediction problems. However, finding a
network that suits a problem is quite hard because their performance is strongly affected by …

Automatic Scene Generation: State-of-the-Art Techniques, Models, Datasets, Challenges, and Future Prospects

AA Fime, S Mahmud, A Das, MS Islam… - arXiv preprint arXiv …, 2024 - arxiv.org
Automatic scene generation is an essential area of research with applications in robotics,
recreation, visual representation, training and simulation, education, and more. This survey …

Semi-Supervised Learning with Coevolutionary Generative Adversarial Networks

J Toutouh, S Nalluru, E Hemberg… - Proceedings of the …, 2023 - dl.acm.org
It can be expensive to label images for classification. Good classifiers or high-quality images
can be trained on unlabeled data with Generative Adversarial Network (GAN) methods. We …

Parallel/distributed generative adversarial neural networks for data augmentation of COVID-19 training images

J Toutouh, M Esteban, S Nesmachnow - Latin American High Performance …, 2020 - Springer
This article presents an approach using parallel/distributed generative adversarial networks
for image data augmentation, applied to generate COVID-19 training samples for …

Conditional generative adversarial networks to model urban outdoor air pollution

J Toutouh - Smart Cities: Third Ibero-American Congress, ICSC …, 2021 - Springer
Modeling, predicting, and forecasting ambient air pollution is an important way to deal with
the degradation of the air quality in our cities because it would be helpful for decision …

Signal propagation in a gradient-based and evolutionary learning system

J Toutouh, UM O'Reilly - Proceedings of the Genetic and Evolutionary …, 2021 - dl.acm.org
Generative adversarial networks (GANs) exhibit training pathologies that can lead to
convergence-related degenerative behaviors, whereas spatially-distributed, coevolutionary …