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Spike Timing Dependent Plasticity is form of learning that has been demonstrated in real cortical tissue, but attempts to use it for artificial systems have not produced good results. This paper seeks to remedy this with two significant…

神经与进化计算 · 计算机科学 2020-07-01 Simon Davidson , Stephen B. Furber , Oliver Rhodes

Keyword spotting in edge devices is becoming increasingly important as voice-activated assistants are widely used. However, its deployment is often limited by the extreme low-power constraints of the target embedded systems. Here, we…

神经与进化计算 · 计算机科学 2025-03-20 Alejandro Pequeño-Zurro , Lyes Khacef , Stefano Panzeri , Elisabetta Chicca

Neural network-based language models deal with data sparsity problems by mapping the large discrete space of words into a smaller continuous space of real-valued vectors. By learning distributed vector representations for words, each…

计算与语言 · 计算机科学 2018-09-27 Davide Nunes , Luis Antunes

Spiking Neural Networks (SNNs) are considered naturally suited for temporal processing, with membrane potential propagation widely regarded as the core temporal modeling mechanism. However, existing research lack analysis of its actual…

神经与进化计算 · 计算机科学 2025-12-08 Yiting Dong , Zhaofei Yu , Jianhao Ding , Zijie Xu , Tiejun Huang

The success of deep learning in the past decade is partially shrouded in the shadow of adversarial attacks. In contrast, the brain is far more robust at complex cognitive tasks. Utilizing the advantage that neurons in the brain communicate…

神经元与认知 · 定量生物学 2023-06-12 Jianhao Ding , Zhaofei Yu , Tiejun Huang , Jian K. Liu

In this work, we address the challenge of encoding speech captured by a microphone array using deep learning techniques with the aim of preserving and accurately reconstructing crucial spatial cues embedded in multi-channel recordings. We…

声音 · 计算机科学 2024-07-10 Zhongweiyang Xu , Yong Xu , Vinay Kothapally , Heming Wang , Muqiao Yang , Dong Yu

Neural coding is a key problem in neuroscience, which can promote people's understanding of the mechanism that brain processes information. Among the classical theories of neural coding, the population rate coding has been studied widely in…

神经元与认知 · 定量生物学 2019-08-13 Hao Si , Xiaojuan Sun

The mammalian brain is a metabolically expensive device, and evolutionary pressures have presumably driven it to make productive use of its resources. For sensory areas, this concept has been expressed more formally as an optimality…

神经元与认知 · 定量生物学 2016-03-02 Deep Ganguli , Eero P. Simoncelli

The tremendous energy consumption of deep neural networks (DNNs) has become a serious problem in deep learning. Spiking neural networks (SNNs), which mimic the operations in the human brain, have been studied as prominent energy-efficient…

神经与进化计算 · 计算机科学 2021-06-07 Seongsik Park , Sungroh Yoon

In the brain, information is encoded, transmitted and used to inform behaviour at the level of timing of action potentials distributed over population of neurons. To implement neural-like systems in silico, to emulate neural function, and…

神经与进化计算 · 计算机科学 2022-12-09 Stefano Panzeri , Ella Janotte , Alejandro Pequeño-Zurro , Jacopo Bonato , Chiara Bartolozzi

A Spiking Neural Network (SNN) can be trained indirectly by first training an Artificial Neural Network (ANN) with the conventional backpropagation algorithm, then converting it into an SNN. The conventional rate-coding method for SNNs uses…

神经与进化计算 · 计算机科学 2021-06-15 Ming Zhang , Nenggan Zheng , De Ma , Gang Pan , Zonghua Gu

Spiking Neural Networks (SNNs) are at the forefront of neuromorphic computing thanks to their potential energy-efficiency, low latencies, and capacity for continual learning. While these capabilities are well suited for robotics tasks, SNNs…

机器人学 · 计算机科学 2024-03-04 Adam D. Hines , Peter G. Stratton , Michael Milford , Tobias Fischer

Information encoding in the nervous system is supported through the precise spike-timings of neurons; however, an understanding of the underlying processes by which such representations are formed in the first place remains unclear. Here we…

神经与进化计算 · 计算机科学 2015-12-01 Brian Gardner , Ioana Sporea , André Grüning

Spiking neural networks (SNNs) offer a biologically inspired computing paradigm with significant potential for energy-efficient neural processing. Among neural coding schemes of SNNs, Time-To-First-Spike (TTFS) coding, which encodes…

神经与进化计算 · 计算机科学 2026-03-25 Yi Lu , Jianhao Ding , Zhaofei Yu

The efficient coding theory postulates that single cells in a neuronal population should be optimally configured to efficiently encode information about a stimulus subject to biophysical constraints. This poses the question of how multiple…

神经元与认知 · 定量生物学 2023-08-11 Shuai Shao , Markus Meister , Julijana Gjorgjieva

This study reports an unintuitive finding that positional encoding enhances learning of recurrent neural networks (RNNs). Positional encoding is a high-dimensional representation of time indices on input data. Most famously, positional…

机器学习 · 计算机科学 2024-11-28 Takashi Morita

Neurons can code for multiple variables simultaneously and neuroscientists are often interested in classifying neurons based on their receptive field properties. Statistical models provide powerful tools for determining the factors…

神经元与认知 · 定量生物学 2022-10-28 Mehrad Sarmashghi , Shantanu P. Jadhav , Uri T. Eden

Spiking Neural Networks (SNN) are the so-called third generation of neural networks which attempt to more closely match the functioning of the biological brain. They inherently encode temporal data, allowing for training with less energy…

计算机视觉与模式识别 · 计算机科学 2021-05-17 Chethan M. Parameshwara , Simin Li , Cornelia Fermüller , Nitin J. Sanket , Matthew S. Evanusa , Yiannis Aloimonos

By exploiting discrete signal processing and simulating brain neuron communication, Spiking Neural Networks (SNNs) offer a low-energy alternative to Artificial Neural Networks (ANNs). However, existing SNN models, still face high…

神经与进化计算 · 计算机科学 2024-11-12 Wenxuan Pan , Feifei Zhao , Bing Han , Haibo Tong , Yi Zeng

In this paper, we propose a system for file classification in large data sets based on spiking neural networks (SNNs). File information contained in key-value metadata pairs is mapped by a novel correlative temporal encoding scheme to spike…

神经与进化计算 · 计算机科学 2020-04-09 Ana Stanojevic , Giovanni Cherubini , Timoleon Moraitis , Abu Sebastian