Differentiable plasticity: training plastic neural networks with backpropagation

T Miconi, K Stanley, J Clune - International Conference on …, 2018 - proceedings.mlr.press
How can we build agents that keep learning from experience, quickly and efficiently, after
their initial training? Here we take inspiration from the main mechanism of learning in …

Backpropamine: training self-modifying neural networks with differentiable neuromodulated plasticity

T Miconi, A Rawal, J Clune, KO Stanley - arXiv preprint arXiv:2002.10585, 2020 - arxiv.org
The impressive lifelong learning in animal brains is primarily enabled by plastic changes in
synaptic connectivity. Importantly, these changes are not passive, but are actively controlled …

Meta-learning through hebbian plasticity in random networks

E Najarro, S Risi - Advances in Neural Information …, 2020 - proceedings.neurips.cc
Lifelong learning and adaptability are two defining aspects of biological agents. Modern
reinforcement learning (RL) approaches have shown significant progress in solving complex …

Disentangling the causes of plasticity loss in neural networks

C Lyle, Z Zheng, K Khetarpal, H van Hasselt… - arXiv preprint arXiv …, 2024 - arxiv.org
Underpinning the past decades of work on the design, initialization, and optimization of
neural networks is a seemingly innocuous assumption: that the network is trained on a\textit …

[HTML][HTML] Neural modularity helps organisms evolve to learn new skills without forgetting old skills

KO Ellefsen, JB Mouret, J Clune - PLoS computational biology, 2015 - journals.plos.org
A long-standing goal in artificial intelligence is creating agents that can learn a variety of
different skills for different problems. In the artificial intelligence subfield of neural networks …

Evolving plastic neural networks with novelty search

S Risi, CE Hughes, KO Stanley - Adaptive Behavior, 2010 - journals.sagepub.com
Biological brains can adapt and learn from past experience. Yet neuroevolution, that is,
automatically creating artificial neural networks (ANNs) through evolutionary algorithms, has …

[HTML][HTML] Neuromorphic hardware learns to learn

T Bohnstingl, F Scherr, C Pehle, K Meier… - Frontiers in …, 2019 - frontiersin.org
Hyperparameters and learning algorithms for neuromorphic hardware are usually chosen by
hand to suit a particular task. In contrast, networks of neurons in the brain were optimized …

[HTML][HTML] Mirrored STDP implements autoencoder learning in a network of spiking neurons

KS Burbank - PLoS computational biology, 2015 - journals.plos.org
The autoencoder algorithm is a simple but powerful unsupervised method for training neural
networks. Autoencoder networks can learn sparse distributed codes similar to those seen in …

Evolutionary advantages of neuromodulated plasticity in dynamic, reward-based scenarios

A Soltoggio, JA Bullinaria, C Mattiussi… - Proceedings of the …, 2008 - infoscience.epfl.ch
Abstract memory in biological neural networks. Similarly, artificial neural networks could
benefit from modulatory dynamics when facing certain types of learning problem. Here we …

Evolving large-scale neural networks for vision-based reinforcement learning

J Koutník, G Cuccu, J Schmidhuber… - Proceedings of the 15th …, 2013 - dl.acm.org
The idea of using evolutionary computation to train artificial neural networks, or
neuroevolution (NE), for reinforcement learning (RL) tasks has now been around for over 20 …