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Using machine learning, we explore the utility of various deep neural networks (NN) when applied to high harmonic generation (HHG) scenarios. First, we train the NNs to predict the time-dependent dipole and spectra of HHG emission from…

光学 · 物理学 2023-03-07 M. Lytova , M. Spanner , I. Tamblyn

Owing to their significant advantages in terms of bandwidth, power efficiency, and latency, optical neuromorphic systems have arisen as interesting alternatives to digital electronic devices. Recently, photonic crystal nanolasers with…

光学 · 物理学 2025-12-09 Ivan K. Boikov , Alfredo de Rossi , Mihai A. Petrovici

The objective of the study is to evaluate the efficiency of a multi layer neural network models built by combining Recurrent Neural Network(RNN) and Convolutional Neural Network(CNN) for solving the problem of classifying different types of…

计算机视觉与模式识别 · 计算机科学 2021-01-12 Indraneel Ghosh , Siddhant Kundu

In a previous paper, we have shown that a recurrent neural network (RNN) can be used to detect cellular network radio signal degradations accurately. We unexpectedly found, though, that accuracy gains diminished as we added layers to the…

机器学习 · 计算机科学 2024-04-18 David Mulvey , Chuan Heng Foh , Muhammad Ali Imran , Rahim Tafazolli

Photonic Neural Network implementations have been gaining considerable attention as a potentially disruptive future technology. Demonstrating learning in large scale neural networks is essential to establish photonic machine learning…

神经与进化计算 · 计算机科学 2019-05-13 Julian Bueno , Sheler Maktoobi , Luc Froehly , Ingo Fischer , Maxime Jacquot , Laurent Larger , Daniel Brunner

On the one hand, artificial neural networks have many successful applications in the field of machine learning and optimization. On the other hand, interferometers are integral parts of any field that deals with waves such as optics,…

量子物理 · 物理学 2023-10-26 Arun Sehrawat

Data inconsistency leads to a slow training process when deep neural networks are used for the inverse design of photonic devices, an issue that arises from the fundamental property of non-uniqueness in all inverse scattering problems. Here…

光学 · 物理学 2018-04-09 Dianjing Liu , Yixuan Tan , Erfan Khoram , Zongfu Yu

We demonstrate that photonic lanterns based on tapered multicore fibres provide an efficient way to couple multimode states of light to a two-dimensional array of Single-Photon Avalanche Detectors (SPADs), each of which has its own…

Photonic networks are considered a promising substrate for high-performance future computing systems. Compared to electronics, photonics has significant advantages for a fully parallel implementation of networks. A promising approach for…

Photonic technologies offer great prospects for novel ultrafast, energy-efficient and hardware-friendly neuromorphic (brain-like) computing platforms. Moreover, neuromorphic photonic approaches based upon ubiquitous, technology-mature and…

新兴技术 · 计算机科学 2022-11-23 Dafydd Owen-Newns , Joshua Robertson , Matej Hejda , Antonio Hurtado

Polynomial neural networks (PNNs) have been recently shown to be particularly effective at image generation and face recognition, where high-frequency information is critical. Previous studies have revealed that neural networks demonstrate…

机器学习 · 计算机科学 2022-03-01 Moulik Choraria , Leello Tadesse Dadi , Grigorios Chrysos , Julien Mairal , Volkan Cevher

A change detection system takes as input two images of a region captured at two different times, and predicts which pixels in the region have undergone change over the time period. Since pixel-based analysis can be erroneous due to noise,…

计算机视觉与模式识别 · 计算机科学 2019-07-23 Shailesh Shrivastava , Alakh Aggarwal , Pratik Chattopadhyay

The radio wave propagation channel is central to the performance of wireless communication systems. In this paper, we introduce a novel machine learning-empowered methodology for wireless channel modeling. The key ingredients include a…

信号处理 · 电气工程与系统科学 2024-06-26 Ge Cao , Zhen Peng

DSP (digital signal processing) has been widely applied in optical communication systems to mitigate signal distortions and has become one of the key technologies that have sustained data traffic growth over the past decade. However, the…

While software implementations of neural networks have driven significant advances in computation, the von Neumann architecture imposes fundamental limitations on speed and energy efficiency. Neuromorphic networks, with structures inspired…

Convolutional neural networks (CNNs) have been widely used over many areas in compute vision. Especially in classification. Recently, FlowNet and several works on opti- cal estimation using CNNs shows the potential ability of CNNs in doing…

计算机视觉与模式识别 · 计算机科学 2017-10-05 Junxuan Li

Deep learning has become an extremely effective tool for image classification and image restoration problems. Here, we apply deep learning to microscopy, and demonstrate how neural networks can exploit the chromatic dependence of the…

光学 · 物理学 2018-07-05 Eran Hershko* , Lucien E. Weiss* , Tomer Michaeli , Yoav Shechtman

Metaoptics are thin, planar surfaces consisting of many subwavelength optical resonators that can be designed to simultaneously control the amplitude, phase, and polarization to arbitrarily shape an optical wavefront much in the same manner…

This paper presents a locally decoupled network parameter learning with local propagation. Three elements are taken into account: (i) sets of nonlinear transforms that describe the representations at all nodes, (ii) a local objective at…

机器学习 · 计算机科学 2018-05-22 Dimche Kostadinov , Behrooz Razeghi , Sohrab Ferdowsi , Slava Voloshynovskiy

Photonics is a promising technology to accelerate Deep Neural Networks as it can use optical interconnects to reduce data movement energy and it enables low-energy, high-throughput optical-analog computations. To realize these benefits in a…

新兴技术 · 计算机科学 2024-11-01 Tanner Andrulis , Gohar Irfan Chaudhry , Vinith M. Suriyakumar , Joel S. Emer , Vivienne Sze