Tutorial: Photonic neural networks in delay systems

D Brunner, B Penkovsky, BA Marquez… - Journal of Applied …, 2018 - pubs.aip.org
Photonic delay systems have revolutionized the hardware implementation of Recurrent
Neural Networks and Reservoir Computing in particular. The fundamental principles of …

[HTML][HTML] Consistency in echo-state networks

T Lymburn, A Khor, T Stemler, DC Corrêa… - … Journal of Nonlinear …, 2019 - pubs.aip.org
Consistency is an extension to generalized synchronization which quantifies the degree of
functional dependency of a driven nonlinear system to its input. We apply this concept to …

Emergence of adaptive circadian rhythms in deep reinforcement learning

A Labash, F Stelzer, D Majoral… - … on Machine Learning, 2023 - proceedings.mlr.press
Adapting to regularities of the environment is critical for biological organisms to anticipate
events and plan. A prominent example is the circadian rhythm corresponding to the …

[HTML][HTML] The reservoir's perspective on generalized synchronization

T Lymburn, DM Walker, M Small… - … Interdisciplinary Journal of …, 2019 - pubs.aip.org
We employ reservoir computing for a reconstruction task in coupled chaotic systems, across
a range of dynamical relationships including generalized synchronization. For a drive …

Fundamental aspects of noise in analog-hardware neural networks

N Semenova, X Porte, L Andreoli, M Jacquot… - … Journal of Nonlinear …, 2019 - pubs.aip.org
We study and analyze the fundamental aspects of noise propagation in recurrent as well as
deep, multilayer networks. The motivation of our study is neural networks in analog …

Exploiting oscillatory dynamics of delay systems for reservoir computing

M Goldmann, I Fischer, CR Mirasso… - … Journal of Nonlinear …, 2023 - pubs.aip.org
Nonlinear dynamical systems exhibiting inherent memory can process temporal information
by exploiting their responses to input drives. Reservoir computing is a prominent approach …

Classification of IQ-modulated signals based on reservoir computing with narrowband optoelectronic oscillators

H Dai, YK Chembo - IEEE Journal of Quantum Electronics, 2021 - ieeexplore.ieee.org
We numerically perform the classification of IQ-modulated radiofrequency signals using
reservoir computing based on narrowband optoelectronic oscillators (OEOs) driven by a …

Optimal short-term memory before the edge of chaos in driven random recurrent networks

T Haruna, K Nakajima - Physical Review E, 2019 - APS
The ability of discrete-time nonlinear recurrent neural networks to store time-varying small
input signals is investigated with mean-field theory. The combination of a small input …

Takens-inspired neuromorphic processor: A downsizing tool for random recurrent neural networks via feature extraction

BA Marquez, J Suarez-Vargas, BJ Shastri - Physical Review Research, 2019 - APS
We describe a technique which minimizes the amount of neurons in the hidden layer of a
random recurrent neural network (rRNN) for time series prediction. Merging Takens-based …

[HTML][HTML] Pattern classification with evolving long-term cognitive networks

G Nápoles, A Jastrzębska, Y Salgueiro - Information Sciences, 2021 - Elsevier
This paper presents an interpretable neural system—termed Evolving Long-term Cognitive
Network—for pattern classification. The proposed model was inspired by Fuzzy Cognitive …