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Neuromorphic computing systems comprise networks of neurons that use asynchronous events for both computation and communication. This type of representation offers several advantages in terms of bandwidth and power consumption in…

硬件体系结构 · 计算机科学 2017-11-07 Saber Moradi , Ning Qiao , Fabio Stefanini , Giacomo Indiveri

The BrainScaleS-2 SoC integrates analog neuron and synapse circuits with digital periphery, including two CPUs with SIMD extensions. Each ASIC is connected to a Node-FPGA, providing experiment control and Ethernet connectivity. This work…

硬件体系结构 · 计算机科学 2025-12-04 Joscha Ilmberger , Johannes Schemmel

We present an analogue Very Large Scale Integration (aVLSI) implementation that uses first-order lowpass filters to implement a conductance-based silicon neuron for high-speed neuromorphic systems. The aVLSI neuron consists of a soma (cell…

神经与进化计算 · 计算机科学 2015-09-04 Runchun Wang , Chetan Singh Thakur , Tara Julia Hamilton , Jonathan Tapson , Andre van Schaik

The increasing need for compact and low-power computing solutions for machine learning applications has triggered significant interest in energy-efficient neuromorphic systems. However, most of these architectures rely on spiking neural…

神经与进化计算 · 计算机科学 2019-12-23 Manu V Nair , Giacomo Indiveri

Replacing electrons with photons is a compelling route towards light-speed, highly parallel, and low-power artificial intelligence computing. Recently, all-optical diffractive neural deep neural networks have been demonstrated. However, the…

信号处理 · 电气工程与系统科学 2021-07-19 Xuhao Luo , Yueqiang Hu , Xin Li , Xiangnian Ou , Jiajie Lai , Na Liu , Huigao Duan

Oscillatory dynamics have recently proven highly effective in machine learning (ML), particularly through State-Space-Models (SSM) that leverage structured linear recurrences for long-range temporal processing. Resonate-and-Fire neurons…

信号处理 · 电气工程与系统科学 2025-11-18 Angqi Liu , Filippo Moro , Sebastian Billaudelle , Melika Payvand

The steady-state firing rate and firing-rate response of the leaky and exponential integrate-and-fire models receiving synaptic shot noise with excitatory and inhibitory reversal potentials is examined. For the particular case where the…

神经元与认知 · 定量生物学 2024-03-13 Magnus J E Richardson

Heterogeneous systems with analog CMOS circuits integrated with nanoscale memristive devices enable efficient deployment of neural networks on neuromorphic hardware. CMOS Neuron with low footprint can emulate slow temporal dynamics by…

With the rising societal demand for more information-processing capacity with lower power consumption, alternative architectures inspired by the parallelism and robustness of the human brain have recently emerged as possible solutions. In…

神经元与认知 · 定量生物学 2019-07-02 Emily Toomey , Ken Segall , Karl K. Berggren

Event-based neuromorphic systems provide a low-power solution by using artificial neurons and synapses to process data asynchronously in the form of spikes. Ferroelectric Tunnel Junctions (FTJs) are ultra low-power memory devices and are…

Brain-inspired neuromorphic computing is a promising path towards next generation analogue computers that are fundamentally different compared to the conventional von Neumann architecture. One model for neuromorphic computing that can mimic…

无序系统与神经网络 · 物理学 2023-08-22 Verena Brehm , Johannes W. Austefjord , Serban Lepadatu , Alireza Qaiumzadeh

The adaptive leaky integrate-and-fire (ALIF) model is fundamental within computational neuroscience and has been instrumental in studying our brains $\textit{in silico}$. Due to the sequential nature of simulating these neural models, a…

神经与进化计算 · 计算机科学 2023-11-21 Luke Taylor , Andrew J King , Nicol S Harper

Efficient Balanced Networks (EBNs) are networks of spiking neurons in which excitatory and inhibitory synaptic currents are balanced on a short timescale, leading to desirable coding properties such as high encoding precision, low firing…

新兴技术 · 计算机科学 2021-02-15 Julian Büchel , Jonathan Kakon , Michel Perez , Giacomo Indiveri

This paper introduces a groundbreaking digital neuromorphic architecture that innovatively integrates Brain Code Unit (BCU) and Fundamental Code Unit (FCU) using mixedsignal design methodologies. Leveraging open-source datasets and the…

硬件体系结构 · 计算机科学 2024-03-19 Murat Isik , Sols Miziev , Wiktoria Pawlak , Newton Howard

In this work we develop a simple equivalent circuit model (ECM) that predicts the spectral response of a lumped-element loaded single patterned layer reflective metasurface. The proposed ECM maintains accuracy across varying design…

The rapid growth of brain-inspired computing coupled with the inefficiencies in the CMOS implementations of neuromrphic systems has led to intense exploration of efficient hardware implementations of the functional units of the brain,…

新兴技术 · 计算机科学 2018-08-29 Indranil Chakraborty , Gobinda Saha , Abhronil Sengupta , Kaushik Roy

We introduce CORTEX, an algorithmic framework designed for large-scale brain simulation. Leveraging the computational capacity of the Fugaku Supercomputer, CORTEX maximizes available problem size and processing performance. Our primary…

分布式、并行与集群计算 · 计算机科学 2024-06-07 Tianxiang Lyu , Mitsuhisa Sato , Shigeki Aoki , Ryutaro Himeno , Zhe Sun

Spiking artificial neurons emulate the voltage spikes of biological neurons, and constitute the building blocks of a new class of energy efficient, neuromorphic computing systems. Antiferromagnetic materials can, in theory, be used to…

介观与纳米尺度物理 · 物理学 2022-08-19 Hannah Bradley , Steven Louis , Cody Trevillian , Lily Quach , Elena Bankowski , Andrei Slavin , Vasyl Tyberkevych

Complementary metal oxide semiconductor (CMOS) devices display volatile characteristics, and are not well suited for analog applications such as neuromorphic computing. Spintronic devices, on the other hand, exhibit both non-volatile and…