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Transformers have the representational capacity to simulate Massively Parallel Computation (MPC) algorithms, but they suffer from quadratic time complexity, which severely limits their scalability. We introduce an efficient attention…

机器学习 · 计算机科学 2025-09-12 Jingwen Liu , Hantao Yu , Clayton Sanford , Alexandr Andoni , Daniel Hsu

In this work, we propose to use various artificial neural network (ANN) structures for modeling and compensation of intra- and inter-subcarrier fiber nonlinear interference in digital subcarrier multiplexing (DSCM) optical transmission…

信息论 · 计算机科学 2023-08-09 Ali Bakhshali , Hossein Najafi , Behnam Behinaein Hamgini , Zhuhong Zhang

This article reports on the use of a Field Programmable Gate Array (FPGA) platform for local ultra-stable optical frequency distribution through a 90 m-long fiber network. This platform is used to implement a fully digital treatment of the…

We present an implementation of a channelizer (F-engine) running on a Graphics Processing Unit (GPU). While not the first GPU implementation of a channelizer, we have put significant effort into optimizing the implementation. We are able to…

天体物理仪器与方法 · 物理学 2023-07-14 Bruce Merry

With the rapid growth of mobile robotics and embedded intelligence, there is an increasing demand for efficient on-device data processing on edge platforms. A promising research direction is the use of neuromorphic sensors inspired by human…

Digital signal processing (DSP) is supporting novel in-field applications of optical interferometry, such as in laser ranging and distributed acoustic sensing. While the highest performances are achieved with field-programmable gated arrays…

信号处理 · 电气工程与系统科学 2023-08-08 Simone Donadello , Elio K. Bertacco , Davide Calonico , Cecilia Clivati

Recent generations of Field Programmable Gate Arrays (FPGAs) have become indispensible tools for complex state machine control and signal processing, and now routinely incorporate CPU cores to allow execution of user software code. At the…

仪器与探测器 · 物理学 2015-06-26 Gary S. Varner

Field-programmable gate array (FPGA) based accelerators are being widely used for acceleration of convolutional neural networks (CNNs) due to their potential in improving the performance and reconfigurability for specific application…

图像与视频处理 · 电气工程与系统科学 2020-02-04 Martin Ferianc , Hongxiang Fan , Ringo S. W. Chu , Jakub Stano , Wayne Luk

Convolutional Neural Networks (CNN) has become more popular choice for various tasks such as computer vision, speech recognition and natural language processing. Thanks to their large computational capability and throughput, GPUs ,which are…

机器学习 · 计算机科学 2018-11-28 Natan Liss , Chaim Baskin , Avi Mendelson , Alex M. Bronstein , Raja Giryes

The next generation of Adaptive Optics (AO) systems on large telescopes will require immense computation performance and memory bandwidth, both of which are challenging with the technology available today. The objective of this work is to…

天体物理仪器与方法 · 物理学 2018-08-03 Avinash Surendran , Mahesh P. Burse , A. N. Ramaprakash , Padmakar S. Parihar

We propose an electro-optic approach for transparent optical networking, in which frequency channels are actively transformed into any desired mapping in a wavelength-multiplexed environment. Based on electro-optic phase modulators and…

信号处理 · 电气工程与系统科学 2019-12-24 Joseph M. Lukens , Hsuan-Hao Lu , Bing Qi , Pavel Lougovski , Andrew M. Weiner , Brian P. Williams

Efficient and real time segmentation of color images has a variety of importance in many fields of computer vision such as image compression, medical imaging, mapping and autonomous navigation. Being one of the most computationally…

计算机视觉与模式识别 · 计算机科学 2017-10-09 Roopal Nahar , Akanksha Baranwal , K. Madhava Krishna

We present a high-speed, energy-efficient Convolutional Neural Network (CNN) architecture utilising the capabilities of a unique class of devices known as analog Focal Plane Sensor Processors (FPSP), in which the sensor and the processor…

信号处理 · 电气工程与系统科学 2020-06-23 Matthew Z. Wong , Benoit Guillard , Riku Murai , Sajad Saeedi , Paul H. J. Kelly

This paper presents a massively parallel and scalable neuromorphic cortex simulator designed for simulating large and structurally connected spiking neural networks, such as complex models of various areas of the cortex. The main novelty of…

神经与进化计算 · 计算机科学 2018-03-09 Runchun Wang , Chetan Singh Thakur , Andre van Schaik

A software-defined optical receiver is implemented on an off-the-shelf commercial graphics processing unit (GPU). The receiver provides real-time signal processing functionality to process 1 GBaud minimum phase (MP) 4-, 8-, 16-, 32-, 64-,…

In recent years, machine vision has taken huge leaps and is now becoming an integral part of various intelligent systems, including autonomous vehicles, robotics, and many others. Usually, visual information is captured by a frame-based…

We present a fully parallel digital memcomputing solver implemented on a field-programmable gate array (FPGA) board. For this purpose, we have designed an FPGA code that solves the ordinary differential equations associated with digital…

新兴技术 · 计算机科学 2025-05-06 Dyk Chung Nguyen , Yuriy V. Pershin

With the increasing use of nonlinear devices in both generation and consumption of power, it is essential that we develop accurate and quick control for active filters to suppress harmonics. Time delays between input and output are…

系统与控制 · 电气工程与系统科学 2024-10-04 Dixant Bikal Sapkota , Puskar Neupane , Kajal Pokharel , Shahabuddin Khan

High parallel framework has been proved to be very suitable for graph processing. There are various work to optimize the implementation in FPGAs, a pipeline parallel device. The key to make use of the parallel performance of FPGAs is to…

分布式、并行与集群计算 · 计算机科学 2018-07-02 Chengbo Yang

An Artificial Magnetic Conductor (AMC) frame capable of improving the impedance matching of a 2$\times$2 array for 6G applications without degrading isolation performance is presented. The proposed frame is integrated into the array without…

系统与控制 · 电气工程与系统科学 2026-04-03 Edoardo Giusti , Krishan Kumar Tiwari , C. J. Reddy , Danilo Brizi , Agostino Monorchio , Giuseppe Caire