User profiles for Shaofu Xu

Shaofu Xu

Shanghai Jiao Tong University
Verified email at sjtu.edu.cn
Cited by 1027

Microcomb-based integrated photonic processing unit

…, L Chang, F Yang, B Shen, Z Tao, J Wang, S Xu… - Nature …, 2023 - nature.com
The emergence of parallel convolution-operation technology has substantially powered the
complexity and functionality of optical neural networks (ONN) by harnessing the dimension …

High-order tensor flow processing using integrated photonic circuits

S Xu, J Wang, S Yi, W Zou - Nature communications, 2022 - nature.com
Tensor analytics lays the mathematical basis for the prosperous promotion of multiway signal
processing. To increase computing throughput, mainstream processors transform tensor …

Optical coherent dot-product chip for sophisticated deep learning regression

S Xu, J Wang, H Shu, Z Zhang, S Yi, B Bai… - Light: Science & …, 2021 - nature.com
Optical implementations of neural networks (ONNs) herald the next-generation high-speed
and energy-efficient deep learning computing by harnessing the technical advantages of …

Analog spatiotemporal feature extraction for cognitive radio-frequency sensing with integrated photonics

S Xu, B Liu, S Yi, J Wang, W Zou - Light: Science & Applications, 2024 - nature.com
Analog feature extraction (AFE) is an appealing strategy for low-latency and efficient cognitive
sensing systems since key features are much sparser than the Nyquist-sampled data. …

Deep-learning-powered photonic analog-to-digital conversion

S Xu, X Zou, B Ma, J Chen, L Yu, W Zou - Light: Science & Applications, 2019 - nature.com
Analog-to-digital converters (ADCs) must be high speed, broadband, and accurate for the
development of modern information systems, such as radar, imaging, and communications …

High-accuracy optical convolution unit architecture for convolutional neural networks by cascaded acousto-optical modulator arrays

S Xu, J Wang, R Wang, J Chen, W Zou - Optics express, 2019 - opg.optica.org
Optical neural networks (ONNs) have become competitive candidates for the next generation
of high-performance neural network accelerators because of their low power consumption …

Optical patching scheme for optical convolutional neural networks based on wavelength-division multiplexing and optical delay lines

S Xu, J Wang, W Zou - Optics letters, 2020 - opg.optica.org
Recent progress on optical neural networks (ONNs) heralds a new future for efficient deep
learning accelerators, and novel, to the best of our knowledge, architectures of optical …

Optical convolutional neural network with WDM-based optical patching and microring weighting banks

S Xu, J Wang, W Zou - IEEE Photonics Technology Letters, 2020 - ieeexplore.ieee.org
We propose an optical convolutional neural network (OCNN) architecture for high-speed
and energy-efficient deep learning accelerators. The WDM-based optical patching scheme (…

A review: Photonics devices, architectures, and algorithms for optical neural computing

…, Z Ren, S Wang, Y Ma, W Zou, B Ma, S Xu… - Journal of …, 2021 - iopscience.iop.org
The explosive growth of data and information has motivated various emerging non-von
Neumann computational approaches in the More-than-Moore era. Photonics neuromorphic …

Modified deep-learning-powered photonic analog-to-digital converter for wideband complicated signal receiving

S Xu, J Wan, R Wang, W Zou - Optics Letters, 2020 - opg.optica.org
We propose and demonstrate a modified deep-learning-powered photonic analog-to-digital
converter (DL-PADC) in which a neural network is used to eliminate the signal distortions of …