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Spiking neural networks (SNNs) offer biologically inspired computation but remain underexplored for continuous regression tasks in scientific machine learning. In this work, we introduce and systematically evaluate Quadratic…

神经与进化计算 · 计算机科学 2025-11-11 Ruyin Wan , George Em Karniadakis , Panos Stinis

We theoretically study field-induced domain wall (DW) motion in an electrically insulating ferromagnet with hard- and easy-axis anisotropies. DWs can propagate along a dissipationless wire through spin wave emission locked into the known…

介观与纳米尺度物理 · 物理学 2014-01-17 X. S. Wang , P. Yan , Y. H. Shen , G. E. W. Bauer , X. R. Wang

Cellular-level neuron stimulation has attracted much attention in the areas of prevention, diagnosis and treatment of neurological disorders. Herein, we propose a spintronic neurostimulator based on the domain wall movement inside…

医学物理 · 物理学 2020-01-08 Diqing Su , Kai Wu , Renata Saha , Jian-Ping Wang

Lateral inhibition is an important functionality in neuromorphic computing, modeled after the biological neuron behavior that a firing neuron deactivates its neighbors belonging to the same layer and prevents them from firing. In most…

Spiking Neural Networks (SNNs) offer a promising energy-efficient alternative to Artificial Neural Networks (ANNs) by utilizing sparse and asynchronous processing through discrete spike-based computation. However, the performance of deep…

神经与进化计算 · 计算机科学 2025-10-10 Eric Jahns , Davi Moreno , Michel A. Kinsy

Neuromorphic computing (NC) is gaining wide acceptance as a potential technology to achieve low-power intelligent devices. To realize NC, researchers investigate various types of synthetic neurons and synaptic devices such as memristors and…

Spiking Neural Networks (SNN) exhibit higher energy efficiency compared to Artificial Neural Networks (ANN) due to their unique spike-driven mechanism. Additionally, SNN possess a crucial characteristic, namely the ability to process…

神经与进化计算 · 计算机科学 2025-04-02 Huaxu He

Surface Acoustic Waves (SAW) have been used in spintronic applications to decrease the magnetic field or the electric current required to act on the magnetization. A common belief is that a SAW alone cannot achieve a directed magnetic…

We train spiking deep networks using leaky integrate-and-fire (LIF) neurons, and achieve state-of-the-art results for spiking networks on the CIFAR-10 and MNIST datasets. This demonstrates that biologically-plausible spiking LIF neurons can…

机器学习 · 计算机科学 2015-10-30 Eric Hunsberger , Chris Eliasmith

We numerically demonstrate the excitation of leaky spin waves (SWs) guided along a ferromagnetic stripe by an obliquely incident SW beam on the thin film edge placed below the stripe. During propagation, leaky waves emit energy back to the…

介观与纳米尺度物理 · 物理学 2023-07-06 Krzysztof Sobucki , Wojciech Śmigaj , Piotr Graczyk , Maciej Krawczyk , and Paweł Gruszecki

Domain wall (DW) motion is a crucial process involved in magnetization reversal, be it under magnetic field or spin-polarized current stimulus. In most cases DW speed does not exceed $\approx$100m/s and collapses above a given threshold of…

Implementations of spiking neural networks on neuromorphic hardware promise orders of magnitude less power consumption than their non-spiking counterparts. The standard neuron model for spike-based computation on such systems has long been…

神经与进化计算 · 计算机科学 2025-07-11 Maximilian Baronig , Romain Ferrand , Silvester Sabathiel , Robert Legenstein

Working memory (WM) has been intensively used to enable the temporary storing of information for processing purposes, playing an important role in the execution of various cognitive tasks. Recent studies have shown that information in WM is…

神经元与认知 · 定量生物学 2022-05-19 Thi Kim Thoa Thieu , Roderick Melnik

Magnetic skyrmions are particle-like topological spin configurations, which can carry binary information and thus are promising building blocks for future spintronic devices. In this work, we investigate the relationship between the…

应用物理 · 物理学 2020-03-25 Xue Liang , Xichao Zhang , Jing Xia , Motohiko Ezawa , Yuelei Zhao , Guoping Zhao , Yan Zhou

Adiabatic spin transfer torque induced domain wall (DW) depinning from a notch and DW propagation in a nanowire with a series of notches is investigated. Surprisingly, notches help a current to depin a DW and make a DW easier to propagate…

介观与纳米尺度物理 · 物理学 2018-08-01 H. Y. Yuan , X. R. Wang

Spiking Neural Networks (SNNs) have been studied over decades to incorporate their biological plausibility and leverage their promising energy efficiency. Throughout existing SNNs, the leaky integrate-and-fire (LIF) model is commonly…

神经与进化计算 · 计算机科学 2023-02-14 Xingting Yao , Fanrong Li , Zitao Mo , Jian Cheng

We propose a spintronics-based hardware implementation of neuromorphic computing, specifically, the spiking neural network, using topological winding textures in one-dimensional antiferromagnets. The consistency of such a network is…

介观与纳米尺度物理 · 物理学 2020-11-18 Shu Zhang , Yaroslav Tserkovnyak

Spiking Neural Networks (SNNs) are being explored to emulate the astounding capabilities of human brain that can learn and compute functions robustly and efficiently with noisy spiking activities. A variety of spiking neuron models have…

神经与进化计算 · 计算机科学 2020-06-17 Sayeed Shafayet Chowdhury , Chankyu Lee , Kaushik Roy

We demonstrate numerically the ability to displace a magnetic domain wall by a remote spin current injection. We consider a long and narrow magnetic nanostripe with a single domain wall (DW). The spin-polarized current is injected…

Spiking neural networks (SNNs) with leaky integrate and fire (LIF) neurons, can be operated in an event-driven manner and have internal states to retain information over time, providing opportunities for energy-efficient neuromorphic…

神经与进化计算 · 计算机科学 2021-09-07 Wachirawit Ponghiran , Kaushik Roy