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Spiking Neural Networks (SNNs) are energy-efficient and biologically plausible, ideal for embedded and security-critical systems, yet their adversarial robustness remains open. Existing adversarial attacks often overlook SNNs' bio-plausible…

Cryptography and Security · Computer Science 2026-04-03 Lingxin Jin , Wei Jiang , Maregu Assefa Habtie , Letian Chen , Jinyu Zhan , Xingzhi Zhou , Lin Zuo , Naoufel Werghi

Spiking Neural Networks (SNNs) process information via discrete spikes, enabling them to operate at remarkably low energy levels. However, our experimental observations reveal a striking vulnerability when SNNs are trained using the…

Machine Learning · Computer Science 2025-05-19 Desong Zhang , Jia Hu , Geyong Min

Although existing deep learning-based Ultra-Wide Band (UWB) channel estimation methods achieve high accuracy, their computational intensity clashes sharply with the resource constraints of low-cost edge devices. Motivated by this, this…

Emerging Technologies · Computer Science 2026-01-01 Youdong Zhang , Xu He , Xiaolin Meng

Compared with rate-based artificial neural networks, Spiking Neural Networks (SNN) provide a more biological plausible model for the brain. But how they perform supervised learning remains elusive. Inspired by recent works of Bengio et al.,…

Neural and Evolutionary Computing · Computer Science 2022-03-08 Zhanhao Hu , Tao Wang , Xiaolin Hu

Spiking Neural Networks (SNNs), inspired by the brain, are characterized by minimal power consumption and swift inference capabilities on neuromorphic hardware, and have been widely applied to various visual perception tasks. Current…

Computer Vision and Pattern Recognition · Computer Science 2025-09-10 Chengjun Zhang , Yuhao Zhang , Jie Yang , Mohamad Sawan

Spiking neural networks (SNNs) have shown clear advantages over traditional artificial neural networks (ANNs) for low latency and high computational efficiency, due to their event-driven nature and sparse communication. However, the…

Neural and Evolutionary Computing · Computer Science 2020-07-03 Jibin Wu , Chenglin Xu , Daquan Zhou , Haizhou Li , Kay Chen Tan

Spiking Neural Networks (SNNs) offer a promising avenue for energy-efficient computing compared with Artificial Neural Networks (ANNs), closely mirroring biological neural processes. However, this potential comes with inherent challenges in…

Artificial Intelligence · Computer Science 2024-03-28 Xiaofeng Wu , Velibor Bojkovic , Bin Gu , Kun Suo , Kai Zou

Spiking neural networks (SNNs) exhibit superior energy efficiency but suffer from limited performance. In this paper, we consider SNNs as ensembles of temporal subnetworks that share architectures and weights, and highlight a crucial issue…

Machine Learning · Computer Science 2025-02-21 Yongqi Ding , Lin Zuo , Mengmeng Jing , Pei He , Hanpu Deng

The backpropagation algorithm has promoted the rapid development of deep learning, but it relies on a large amount of labeled data and still has a large gap with how humans learn. The human brain can quickly learn various conceptual…

Neural and Evolutionary Computing · Computer Science 2023-04-25 Yiting Dong , Dongcheng Zhao , Yang Li , Yi Zeng

This study introduces a novel supervised learning approach for spiking neural networks that does not rely on traditional backpropagation. Instead, it employs spike-timing-dependent plasticity (STDP) within a supervised framework for image…

Computer Vision and Pattern Recognition · Computer Science 2025-02-13 Wei Xie

Deep neural networks are susceptible to backdoor attacks, where adversaries manipulate model predictions by inserting malicious samples into the training data. Currently, there is still a significant challenge in identifying suspicious…

Machine Learning · Computer Science 2025-04-17 Wei Li , Pin-Yu Chen , Sijia Liu , Ren Wang

Deep neural networks (DNN), despite their remarkable performance, are highly vulnerable to backdoor attacks. Existing defenses mainly rely on activation anomaly analysis or trigger reverse engineering and often require clean samples or…

Cryptography and Security · Computer Science 2026-05-20 Yinbo Yu , Jing Fang , Xuewen Zhang , Chunwei Tian , Qi Zhu , Daoqiang Zhang , Jiajia Liu

Spiking Neural Networks (SNN). SNNs are based on a more biologically inspired approach than usual artificial neural networks. Such models are characterized by complex dynamics between neurons and spikes. These are very sensitive to the…

Neural and Evolutionary Computing · Computer Science 2024-09-06 Thomas Firmin , Pierre Boulet , El-Ghazali Talbi

Deep neural networks (DNNs) are vulnerable to backdoor attacks, where adversaries can maliciously trigger model misclassifications by implanting a hidden backdoor during model training. This paper proposes a simple yet effective input-level…

Machine Learning · Computer Science 2024-06-04 Linshan Hou , Ruili Feng , Zhongyun Hua , Wei Luo , Leo Yu Zhang , Yiming Li

In this era of machine learning models, their functionality is being threatened by adversarial attacks. In the face of this struggle for making artificial neural networks robust, finding a model, resilient to these attacks, is very…

Neural and Evolutionary Computing · Computer Science 2019-05-08 Saima Sharmin , Priyadarshini Panda , Syed Shakib Sarwar , Chankyu Lee , Wachirawit Ponghiran , Kaushik Roy

A semi-supervised learning method for spiking neural networks is proposed. The proposed method consists of supervised learning by backpropagation and subsequent unsupervised learning by spike-timing-dependent plasticity (STDP), which is a…

Neural and Evolutionary Computing · Computer Science 2021-06-23 Kotaro Furuya , Jun Ohkubo

Artificial Neural Networks (ANN) have gained significant popularity thanks to their ability to learn using the well-known backpropagation algorithm. Conversely, Spiking Neural Networks (SNNs), despite having broader capabilities than ANNs,…

Neural and Evolutionary Computing · Computer Science 2024-06-26 Sergio Davies , Andrew Gait , Andrew Rowley , Alessandro Di Nuovo

We present a fully memristive spiking neural network (MSNN) consisting of physically-realizable memristive neurons and memristive synapses to implement an unsupervised Spiking Time Dependent Plasticity (STDP) learning rule. The system is…

Neural and Evolutionary Computing · Computer Science 2022-03-11 Peng Zhou , Dong-Uk Choi , Jason K. Eshraghian , Sung-Mo Kang

Recent research has shown the vulnerability of Spiking Neural Networks (SNNs) under adversarial examples that are nearly indistinguishable from clean data in the context of frame-based and event-based information. The majority of these…

Machine Learning · Computer Science 2025-09-01 Jiaqi Lin , Abhronil Sengupta

Spiking Neural Networks (SNNs), with their brain-inspired spatiotemporal dynamics and spike-driven computation, have emerged as promising energy-efficient alternatives to Artificial Neural Networks (ANNs). However, existing SNNs typically…

Computer Vision and Pattern Recognition · Computer Science 2025-12-03 Fan Luo , Zeyu Gao , Xinhao Luo , Kai Zhao , Yanfeng Lu