Unveiling the Spatial-temporal Effective Receptive Fields of Spiking Neural Networks

Fuente: arXiv
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Main Authors: Zhang, Jieyuan, Zhou, Xiaolong, Wang, Shuai, Wei, Wenjie, Liu, Hanwen, Sun, Qian, Zhang, Malu, Yang, Yang, Li, Haizhou
Format: Preprint
Published: 2025
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author Zhang, Jieyuan
Zhou, Xiaolong
Wang, Shuai
Wei, Wenjie
Liu, Hanwen
Sun, Qian
Zhang, Malu
Yang, Yang
Li, Haizhou
author_facet Zhang, Jieyuan
Zhou, Xiaolong
Wang, Shuai
Wei, Wenjie
Liu, Hanwen
Sun, Qian
Zhang, Malu
Yang, Yang
Li, Haizhou
contents Spiking Neural Networks (SNNs) demonstrate significant potential for energy-efficient neuromorphic computing through an event-driven paradigm. While training methods and computational models have greatly advanced, SNNs struggle to achieve competitive performance in visual long-sequence modeling tasks. In artificial neural networks, the effective receptive field (ERF) serves as a valuable tool for analyzing feature extraction capabilities in visual long-sequence modeling. Inspired by this, we introduce the Spatio-Temporal Effective Receptive Field (ST-ERF) to analyze the ERF distributions across various Transformer-based SNNs. Based on the proposed ST-ERF, we reveal that these models suffer from establishing a robust global ST-ERF, thereby limiting their visual feature modeling capabilities. To overcome this issue, we propose two novel channel-mixer architectures: \underline{m}ulti-\underline{l}ayer-\underline{p}erceptron-based m\underline{ixer} (MLPixer) and \underline{s}plash-and-\underline{r}econstruct \underline{b}lock (SRB). These architectures enhance global spatial ERF through all timesteps in early network stages of Transformer-based SNNs, improving performance on challenging visual long-sequence modeling tasks. Extensive experiments conducted on the Meta-SDT variants and across object detection and semantic segmentation tasks further validate the effectiveness of our proposed method. Beyond these specific applications, we believe the proposed ST-ERF framework can provide valuable insights for designing and optimizing SNN architectures across a broader range of tasks. The code is available at \href{https://github.com/EricZhang1412/Spatial-temporal-ERF}{\faGithub~EricZhang1412/Spatial-temporal-ERF}.
format Preprint
id arxiv_https___arxiv_org_abs_2510_21403
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Unveiling the Spatial-temporal Effective Receptive Fields of Spiking Neural Networks
Zhang, Jieyuan
Zhou, Xiaolong
Wang, Shuai
Wei, Wenjie
Liu, Hanwen
Sun, Qian
Zhang, Malu
Yang, Yang
Li, Haizhou
Neural and Evolutionary Computing
Spiking Neural Networks (SNNs) demonstrate significant potential for energy-efficient neuromorphic computing through an event-driven paradigm. While training methods and computational models have greatly advanced, SNNs struggle to achieve competitive performance in visual long-sequence modeling tasks. In artificial neural networks, the effective receptive field (ERF) serves as a valuable tool for analyzing feature extraction capabilities in visual long-sequence modeling. Inspired by this, we introduce the Spatio-Temporal Effective Receptive Field (ST-ERF) to analyze the ERF distributions across various Transformer-based SNNs. Based on the proposed ST-ERF, we reveal that these models suffer from establishing a robust global ST-ERF, thereby limiting their visual feature modeling capabilities. To overcome this issue, we propose two novel channel-mixer architectures: \underline{m}ulti-\underline{l}ayer-\underline{p}erceptron-based m\underline{ixer} (MLPixer) and \underline{s}plash-and-\underline{r}econstruct \underline{b}lock (SRB). These architectures enhance global spatial ERF through all timesteps in early network stages of Transformer-based SNNs, improving performance on challenging visual long-sequence modeling tasks. Extensive experiments conducted on the Meta-SDT variants and across object detection and semantic segmentation tasks further validate the effectiveness of our proposed method. Beyond these specific applications, we believe the proposed ST-ERF framework can provide valuable insights for designing and optimizing SNN architectures across a broader range of tasks. The code is available at \href{https://github.com/EricZhang1412/Spatial-temporal-ERF}{\faGithub~EricZhang1412/Spatial-temporal-ERF}.
title Unveiling the Spatial-temporal Effective Receptive Fields of Spiking Neural Networks
topic Neural and Evolutionary Computing
url https://arxiv.org/abs/2510.21403