Analogue computing with metamaterials

F Zangeneh-Nejad, DL Sounas, A Alù… - Nature Reviews …, 2021 - nature.com
Despite their widespread use for performing advanced computational tasks, digital signal
processors suffer from several restrictions, including low speed, high power consumption …

Optical neural networks: progress and challenges

T Fu, J Zhang, R Sun, Y Huang, W Xu, S Yang… - Light: Science & …, 2024 - nature.com
Artificial intelligence has prevailed in all trades and professions due to the assistance of big
data resources, advanced algorithms, and high-performance electronic hardware. However …

Large-scale neuromorphic optoelectronic computing with a reconfigurable diffractive processing unit

T Zhou, X Lin, J Wu, Y Chen, H **e, Y Li, J Fan, H Wu… - Nature …, 2021 - nature.com
There is an ever-growing demand for artificial intelligence. Optical processors, which
compute with photons instead of electrons, can fundamentally accelerate the development …

Photonic machine learning with on-chip diffractive optics

T Fu, Y Zang, Y Huang, Z Du, H Huang, C Hu… - Nature …, 2023 - nature.com
Abstract Machine learning technologies have been extensively applied in high-performance
information-processing fields. However, the computation rate of existing hardware is …

Metasurface-enabled on-chip multiplexed diffractive neural networks in the visible

X Luo, Y Hu, X Ou, X Li, J Lai, N Liu, X Cheng… - Light: Science & …, 2022 - nature.com
Replacing electrons with photons is a compelling route toward high-speed, massively
parallel, and low-power artificial intelligence computing. Recently, diffractive networks …

Fully forward mode training for optical neural networks

Z Xue, T Zhou, Z Xu, S Yu, Q Dai, L Fang - Nature, 2024 - nature.com
Optical computing promises to improve the speed and energy efficiency of machine learning
applications,,,,–. However, current approaches to efficiently train these models are limited by …

Direct retrieval of Zernike-based pupil functions using integrated diffractive deep neural networks

E Goi, S Schoenhardt, M Gu - Nature Communications, 2022 - nature.com
Retrieving the pupil phase of a beam path is a central problem for optical systems across
scales, from telescopes, where the phase information allows for aberration correction, to the …

Photonic multiplexing techniques for neuromorphic computing

Y Bai, X Xu, M Tan, Y Sun, Y Li, J Wu, R Morandotti… - …, 2023 - degruyter.com
The simultaneous advances in artificial neural networks and photonic integration
technologies have spurred extensive research in optical computing and optical neural …

Polarization multiplexed diffractive computing: all-optical implementation of a group of linear transformations through a polarization-encoded diffractive network

J Li, YC Hung, O Kulce, D Mengu… - Light: Science & …, 2022 - nature.com
Research on optical computing has recently attracted significant attention due to the
transformative advances in machine learning. Among different approaches, diffractive …

Neuromorphic computing based on wavelength-division multiplexing

X Xu, W Han, M Tan, Y Sun, Y Li, J Wu… - IEEE Journal of …, 2022 - ieeexplore.ieee.org
Optical neural networks (ONNs), or optical neuromorphic hardware accelerators, have the
potential to dramatically enhance the computing power and energy efficiency of mainstream …