Transfer learning for neural networks-based equalizers in coherent optical systems

PJ Freire, D Abode, JE Prilepsky, N Costa… - Journal of Lightwave …, 2021 - opg.optica.org
In this work, we address the question of the adaptability of artificial neural networks (NNs)
used for impairments mitigation in optical transmission systems. We demonstrate that by …

A fiber nonlinearity compensation scheme with complex-valued dimension-reduced neural network

P He, F Wu, M Yang, A Yang, P Guo… - IEEE Photonics …, 2021 - ieeexplore.ieee.org
A fiber nonlinearity compensation scheme based on a complex-valued dimension-reduced
neural network is proposed. The proposed scheme performs all calculations in complex …

Neural networks for computing and denoising the continuous nonlinear Fourier spectrum in focusing nonlinear Schrödinger equation

EV Sedov, PJ Freire, VV Seredin, VA Kolbasin… - Scientific Reports, 2021 - nature.com
We combine the nonlinear Fourier transform (NFT) signal processing with machine learning
methods for solving the direct spectral problem associated with the nonlinear Schrödinger …

Attention-based neural network equalization in fiber-optic communications

A Shahkarami, MI Yousefi, Y Jaouën - Asia Communications and …, 2021 - opg.optica.org
Attention-Based Neural Network Equalization in Fiber-Optic Communications Page 1
Attention-Based Neural Network Equalization in Fiber-Optic Communications Abtin …

Efficient deep learning of nonlinear fiber-optic communications using a convolutional recurrent neural network

A Shahkarami, MI Yousefi… - 2021 20th IEEE …, 2021 - ieeexplore.ieee.org
Nonlinear channel impairments are a major obstacle in fiber-optic communication systems.
To facilitate a higher data rate in these systems, the complexity of the underlying digital …

Fiber nonlinearity mitigation with a perturbation based Siamese neural network receiver

MM Melek, D Yevick - Optical Fiber Technology, 2021 - Elsevier
We simulate nonlinear distortion compensation of single frequency dual polarization signals
propagating in single mode optical fibers with a combination of Siamese Neural Networks …

Power and modulation format transfer learning for neural network equalizers in coherent optical transmission systems

PJ Freire, D Abode, JE Prilepsky… - Signal Processing in …, 2021 - opg.optica.org
Power and Modulation Format Transfer Learning for Neural Network Equalizers in Coherent
Optical Transmission Systems Page 1 Power and Modulation Format Transfer Learning for …

Deep neural network-aided soft-demapping in optical coherent systems: Regression versus classification

PJ Freire, JE Prilepsky, Y Osadchuk… - arXiv preprint arXiv …, 2021 - arxiv.org
We examine here what type of predictive modelling, classification, or regression, using
neural networks (NN), fits better the task of soft-demapping based post-processing in …

Experimental implementation of a neural network optical channel equalizer in restricted hardware using pruning and quantization

DR Arguello, PJ Freire, JE Prilepsky, A Napoli… - arXiv preprint arXiv …, 2021 - arxiv.org
The deployment of artificial neural networks-based optical channel equalizers on edge-
computing devices is critically important for the next generation of optical communication …

Experimental evaluation of computational complexity for different neural network equalizers in optical communications

PJ Freire, Y Osadchuk, A Napoli, B Spinnler… - Asia Communications …, 2021 - opg.optica.org
Experimental Evaluation of Computational Complexity for Different Neural Network
Equalizers in Optical Communications Page 1 Experimental Evaluation of Computational …